{"id":13460,"date":"2024-10-28T01:25:39","date_gmt":"2024-10-28T00:25:39","guid":{"rendered":"https:\/\/nboldapp.com\/5-conditional-access-policies-for-microsoft-teams-security\/"},"modified":"2025-05-20T10:29:51","modified_gmt":"2025-05-20T09:29:51","slug":"5-conditional-access-policies-for-microsoft-teams-security","status":"publish","type":"post","link":"https:\/\/nboldapp.com\/fr\/5-conditional-access-policies-for-microsoft-teams-security\/","title":{"rendered":"5 Politiques d'acc\u00e8s conditionnel pour la s\u00e9curit\u00e9 de Microsoft Teams"},"content":{"rendered":"<p>Want to lock down <a href=\"https:\/\/www.microsoft.com\/en-us\/microsoft-teams\/teams-products\" target=\"_blank\" style=\"display: inline;\" rel=\"noopener\">Microsoft Teams<\/a>? Here are 5 essential security policies you need:<\/p>\n<ol>\n<li><strong>Location Controls<\/strong>: Block access from unauthorized countries and IP ranges<\/li>\n<li><strong>Device Security<\/strong>: Enforce encryption, updates, and security checks on all devices<\/li>\n<li><strong>Two-Step Login<\/strong>: Require MFA for 99.9% better account protection<\/li>\n<li><strong>App Access Rules<\/strong>: Control which apps users can install and use<\/li>\n<li><strong>Data Protection<\/strong>: Stop sensitive data leaks with DLP policies<\/li>\n<\/ol>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Politique<\/th>\n<th>Ce qu'il fait<\/th>\n<th>Why You Need It<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Localisation<\/td>\n<td>Blocks logins from risky places<\/td>\n<td>Stops attacks from bad locations<\/td>\n<\/tr>\n<tr>\n<td>Dispositif<\/td>\n<td>Checks device security<\/td>\n<td>Keeps company data safe<\/td>\n<\/tr>\n<tr>\n<td>MFA<\/td>\n<td>Requires two-step login<\/td>\n<td>Prevents 99.9% of account hacks<\/td>\n<\/tr>\n<tr>\n<td>App Control<\/td>\n<td>Manages Teams apps<\/td>\n<td>Blocks risky third-party tools<\/td>\n<\/tr>\n<tr>\n<td>Data Rules<\/td>\n<td>Protects sensitive info<\/td>\n<td>Prevents data leaks<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Key Stats:<\/strong><\/p>\n<ul>\n<li>81% of security problems start with password issues<\/li>\n<li>61% of people reuse passwords<\/li>\n<li>43% share passwords with others<\/li>\n<li>MFA blocks 99.9% of account attacks<\/li>\n<\/ul>\n<p>This guide shows you exactly how to set up each policy, step by step. You&#8217;ll learn what settings to use, how to test them, and how to fix common problems.<\/p>\n<h2 id=\"related-video-from-youtube\" tabindex=\"-1\" class=\"sb\">Vid\u00e9o connexe de YouTube<\/h2>\n<p><iframe class=\"sb-iframe\" src=\"https:\/\/www.youtube-nocookie.com\/embed\/KPYBiKU7Ujw\" frameborder=\"0\" loading=\"lazy\" allowfullscreen style=\"width: 100%; height: auto; aspect-ratio: 16\/9;\"><\/iframe><\/p>\n<h2 id=\"how-conditional-access-helps-teams-security\" tabindex=\"-1\" class=\"sb\">How Conditional Access Helps Teams Security<\/h2>\n<p>Teams security faces new challenges with remote work. Here&#8217;s what we&#8217;re dealing with:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Security Challenge<\/th>\n<th>Impact on Teams<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Password reuse<\/td>\n<td>61% of users copy passwords between accounts<\/td>\n<\/tr>\n<tr>\n<td>Shared logins<\/td>\n<td>43% of people give passwords to others<\/td>\n<\/tr>\n<tr>\n<td>Unknown devices<\/td>\n<td>Staff using personal computers for Teams<\/td>\n<\/tr>\n<tr>\n<td>Global access<\/td>\n<td>Logins from unexpected locations<\/td>\n<\/tr>\n<tr>\n<td>Data exposure<\/td>\n<td>Guest file sharing without controls<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Think of Conditional Access as a smart security guard. It uses simple &quot;if\/then&quot; rules:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>If This Happens<\/th>\n<th>Then Teams Will<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Login from new country<\/td>\n<td>Stop access<\/td>\n<\/tr>\n<tr>\n<td>Personal device used<\/td>\n<td>Need extra verification<\/td>\n<\/tr>\n<tr>\n<td>After work hours<\/td>\n<td>Want two-factor login<\/td>\n<\/tr>\n<tr>\n<td>Guest tries to join<\/td>\n<td>Look for <a href=\"https:\/\/nboldapp.com\/fr\/etiquettes-de-sensibilite\/\" style=\"display: inline;\">\u00e9tiquettes de sensibilit\u00e9<\/a><\/td>\n<\/tr>\n<tr>\n<td>Suspicious activity<\/td>\n<td>Make user reset password<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Teams works with <a href=\"https:\/\/www.microsoft.com\/en-us\/microsoft-365\/sharepoint\/collaboration\" target=\"_blank\" style=\"display: inline;\" rel=\"noopener\">SharePoint<\/a>, Exchange, and other <a href=\"https:\/\/www.microsoft.com\/en-us\/microsoft-365\" target=\"_blank\" style=\"display: inline;\" rel=\"noopener\">Microsoft 365<\/a> apps. That&#8217;s why you need security that works across everything.<\/p>\n<p>Here&#8217;s what the system checks:<\/p>\n<ul>\n<li>Who you are and your job role<\/li>\n<li>If your device is secure<\/li>\n<li>Where you&#8217;re logging in from<\/li>\n<li>When you&#8217;re trying to get in<\/li>\n<li>If anything looks suspicious<\/li>\n<\/ul>\n<p>The numbers tell the story: 81% of security issues start with bad passwords. That&#8217;s where Conditional Access steps in:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Protection Layer<\/th>\n<th>Ce qu'il fait<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Identity Check<\/td>\n<td>Makes sure you are who you say<\/td>\n<\/tr>\n<tr>\n<td>Location Control<\/td>\n<td>Keeps out logins from weird places<\/td>\n<\/tr>\n<tr>\n<td>Device Security<\/td>\n<td>Only lets approved devices connect<\/td>\n<\/tr>\n<tr>\n<td>Risk Analysis<\/td>\n<td>Flags strange behavior<\/td>\n<\/tr>\n<tr>\n<td>Contr\u00f4le d'acc\u00e8s<\/td>\n<td>Sets limits based on situation<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Teams uses <a href=\"https:\/\/www.microsoft.com\/en-us\/security\/business\/identity-access\/microsoft-entra-id\" target=\"_blank\" style=\"display: inline;\" rel=\"noopener\">Microsoft Entra ID<\/a> to run these checks. It looks at what&#8217;s happening RIGHT NOW to decide:<\/p>\n<ul>\n<li>Who gets access<\/li>\n<li>What they can see<\/li>\n<li>When they can use Teams<\/li>\n<li>Which devices work<\/li>\n<li>How they prove it&#8217;s them<\/li>\n<\/ul>\n<p>It&#8217;s like a bouncer at a club &#8211; nobody gets in without checking out. Say someone wants to join a Teams meeting from a new laptop. They might need to:<\/p>\n<ol>\n<li>Type their password<\/li>\n<li>Enter a code from their phone<\/li>\n<li>Show they&#8217;re on a work computer<\/li>\n<\/ol>\n<p>All this happens in the background, keeping Teams locked down without getting in your way.<\/p>\n<h2 id=\"control-access-by-location\" tabindex=\"-1\" class=\"sb\">Control Access by Location<\/h2>\n<p>Teams lets you block logins from places where your business doesn&#8217;t operate. Here&#8217;s how to set it up:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Location Type<\/th>\n<th>What It Controls<\/th>\n<th>Common Uses<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>IP Ranges<\/td>\n<td>Network-level access<\/td>\n<td>Block non-office networks<\/td>\n<\/tr>\n<tr>\n<td>Countries\/Regions<\/td>\n<td>Geographic access<\/td>\n<td>Stop logins from high-risk areas<\/td>\n<\/tr>\n<tr>\n<td>GPS Coordinates<\/td>\n<td>Mobile device access<\/td>\n<td>Check authenticator app location<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Here&#8217;s what you need to do:<\/p>\n<p>1. <strong>Set Up Named Locations<\/strong><\/p>\n<p>Head to Microsoft Entra admin center &gt; Protection &gt; Conditional Access &gt; Named locations. Add your:<\/p>\n<ul>\n<li>Office IP ranges<\/li>\n<li>Allowed countries<\/li>\n<li>Safe locations<\/li>\n<\/ul>\n<p>2. <strong>Choose Your Access Rules<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Rule Type<\/th>\n<th>Ce qu'il fait<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Allow List<\/td>\n<td>Lets users log in ONLY from approved spots<\/td>\n<\/tr>\n<tr>\n<td>Block List<\/td>\n<td>Stops logins from specific areas<\/td>\n<\/tr>\n<tr>\n<td>MFA Required<\/td>\n<td>Needs extra verification in new places<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>3. <strong>Check Everything Works<\/strong><\/p>\n<p>Start with &quot;report-only&quot; mode for 15 minutes to see:<\/p>\n<ul>\n<li>Which users can&#8217;t get in<\/li>\n<li>Where access works fine<\/li>\n<li>If MFA pops up when it should<\/li>\n<\/ul>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Probl\u00e8me<\/th>\n<th>Fixer<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Users getting blocked<\/td>\n<td>Double-check IP ranges<\/td>\n<\/tr>\n<tr>\n<td>Too many MFA prompts<\/td>\n<td>Update trusted locations<\/td>\n<\/tr>\n<tr>\n<td>Can&#8217;t log in<\/td>\n<td>Look at country settings<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Don&#8217;t Forget:<\/strong><\/p>\n<ul>\n<li>Add your admin IPs (so you don&#8217;t lock yourself out)<\/li>\n<li>List all office locations<\/li>\n<li>Set up backup ways to log in<\/li>\n<li>Tester avant de mettre en ligne<\/li>\n<\/ul>\n<p>Remember: These rules affect Teams, SharePoint, AND Exchange. Test each one before switching on your policies.<\/p>\n<p>One more thing: Guest users follow the same rules &#8211; they can&#8217;t skip country blocks, even with shared links.<\/p>\n<h2 id=\"2.-set-device-security-rules\" tabindex=\"-1\" class=\"sb\">2. Set Device Security Rules<\/h2>\n<p>Here&#8217;s how to set up device rules that protect your Teams data:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Device Rule Type<\/th>\n<th>What It Checks<\/th>\n<th>Pourquoi c'est important<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><a href=\"https:\/\/learn.microsoft.com\/en-us\/windows\/security\/operating-system-security\/data-protection\/bitlocker\/\" target=\"_blank\" style=\"display: inline;\" rel=\"noopener\">BitLocker<\/a><\/td>\n<td>Drive encryption<\/td>\n<td>Stops data theft if device is lost<\/td>\n<\/tr>\n<tr>\n<td>Secure Boot<\/td>\n<td>System startup<\/td>\n<td>Prevents boot-level malware<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/learn.microsoft.com\/en-us\/defender-endpoint\/microsoft-defender-antivirus-windows\" target=\"_blank\" style=\"display: inline;\" rel=\"noopener\">Windows Defender<\/a><\/td>\n<td>Antivirus status<\/td>\n<td>Blocks active threats<\/td>\n<\/tr>\n<tr>\n<td>TPM<\/td>\n<td>Hardware security<\/td>\n<td>Manages encryption keys<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>1. <strong>Basic Device Requirements<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Exigence<\/th>\n<th>Fen\u00eatres<\/th>\n<th>Android<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Min OS Version<\/td>\n<td>Windows 10\/11<\/td>\n<td>Android 10+<\/td>\n<\/tr>\n<tr>\n<td>Cryptage<\/td>\n<td>Required<\/td>\n<td>Required<\/td>\n<\/tr>\n<tr>\n<td>Firewall<\/td>\n<td>Must be on<\/td>\n<td>N\/A<\/td>\n<\/tr>\n<tr>\n<td>Root\/Jailbreak<\/td>\n<td>Not allowed<\/td>\n<td>Not allowed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>2. <strong>Set Up Device Checks<\/strong><\/p>\n<p>Ouvrir <a href=\"https:\/\/www.microsoft.com\/en-us\/security\/business\/microsoft-intune\" target=\"_blank\" style=\"display: inline;\" rel=\"noopener\">Microsoft Intune<\/a> admin center and turn on:<\/p>\n<ul>\n<li>Encryption checks<\/li>\n<li>Antivirus monitoring<\/li>\n<li>Firewall status<\/li>\n<li>Update verification<\/li>\n<\/ul>\n<p>3. <strong>Handle Non-Compliant Devices<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Time Frame<\/th>\n<th>Action<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Day 1<\/td>\n<td>Email warning<\/td>\n<\/tr>\n<tr>\n<td>Day 3<\/td>\n<td>Non-compliant flag<\/td>\n<\/tr>\n<tr>\n<td>Day 7<\/td>\n<td>Block Teams<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Make It Work:<\/strong><\/p>\n<ul>\n<li>Start with 5-10 test devices<\/li>\n<li>Use different rules for admin devices<\/li>\n<li>Send clear alerts about problems<\/li>\n<li>Run weekly status checks<\/li>\n<\/ul>\n<p>Teams Rooms need these extra settings:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Type de contr\u00f4le<\/th>\n<th>Param\u00e8tres<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Sign-in Limits<\/td>\n<td>Single device<\/td>\n<\/tr>\n<tr>\n<td>Auto-updates<\/td>\n<td>Sur<\/td>\n<\/tr>\n<tr>\n<td>Screen Lock<\/td>\n<td>10-min timeout<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Conseil de pro :<\/strong> Teams Rooms can&#8217;t use MFA &#8211; skip it.<\/p>\n<p><strong>Core Settings:<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Politique<\/th>\n<th>Windows PC<\/th>\n<th>Mobile<\/th>\n<th>Teams Rooms<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>OS Updates<\/td>\n<td>Required<\/td>\n<td>Required<\/td>\n<td>Required<\/td>\n<\/tr>\n<tr>\n<td>Cryptage<\/td>\n<td>Oui<\/td>\n<td>Oui<\/td>\n<td>Oui<\/td>\n<\/tr>\n<tr>\n<td>Antivirus<\/td>\n<td>Oui<\/td>\n<td>Optional<\/td>\n<td>Oui<\/td>\n<\/tr>\n<tr>\n<td>Screen Lock<\/td>\n<td>Oui<\/td>\n<td>Oui<\/td>\n<td>Oui<\/td>\n<\/tr>\n<tr>\n<td>Auto-wipe<\/td>\n<td>Plus<\/td>\n<td>After 10 fails<\/td>\n<td>Plus<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"3.-add-two-step-login-requirements\" tabindex=\"-1\" class=\"sb\">3. Add Two-Step Login Requirements<\/h2>\n<p>MFA stops 99.9% of account attacks, according to Microsoft&#8217;s data. Here&#8217;s how to set up two-step login for Teams:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Authentication Method<\/th>\n<th>Security Level<\/th>\n<th>Meilleur pour<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><a href=\"https:\/\/support.microsoft.com\/en-us\/account-billing\/download-microsoft-authenticator-351498fc-850a-45da-b7b6-27e523b8702a\" target=\"_blank\" style=\"display: inline;\" rel=\"noopener\">Microsoft Authenticator<\/a><\/td>\n<td>Haute<\/td>\n<td>Most users<\/td>\n<\/tr>\n<tr>\n<td>SMS Codes<\/td>\n<td>Moyen<\/td>\n<td>Backup option<\/td>\n<\/tr>\n<tr>\n<td>FIDO2 Keys (<a href=\"https:\/\/www.yubico.com\/\" target=\"_blank\" style=\"display: inline;\" rel=\"noopener\">YubiKey<\/a>)<\/td>\n<td>Very High<\/td>\n<td>Admin accounts<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>1. <strong>Set Up Your MFA Policy<\/strong><\/p>\n<p>Go to Azure Portal &gt; Protection &gt; Conditional Access. Create a new policy that:<\/p>\n<ul>\n<li>Applies to all users (except emergency accounts)<\/li>\n<li>Covers all cloud apps<\/li>\n<li>Makes MFA mandatory<\/li>\n<\/ul>\n<p>2. <strong>Define When Users Need MFA<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Action<\/th>\n<th>MFA Required?<\/th>\n<th>When?<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>First Login<\/td>\n<td>Oui<\/td>\n<td>Every time<\/td>\n<\/tr>\n<tr>\n<td>New Device<\/td>\n<td>Oui<\/td>\n<td>Per device<\/td>\n<\/tr>\n<tr>\n<td>Password Reset<\/td>\n<td>Oui<\/td>\n<td>After changes<\/td>\n<\/tr>\n<tr>\n<td>Known Location<\/td>\n<td>Maybe<\/td>\n<td>Based on IP<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>3. <strong>Pick Your Authentication Apps<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>App Choice<\/th>\n<th>Setup<\/th>\n<th>Works Offline?<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Microsoft Authenticator<\/td>\n<td>5 min<\/td>\n<td>Oui<\/td>\n<\/tr>\n<tr>\n<td>Google Authenticator<\/td>\n<td>5 min<\/td>\n<td>Oui<\/td>\n<\/tr>\n<tr>\n<td>Hardware Key<\/td>\n<td>10 min<\/td>\n<td>Oui<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Must-Do Settings:<\/strong><\/p>\n<ul>\n<li>Stop old authentication methods<\/li>\n<li>Use app codes instead of SMS<\/li>\n<li>Check again every 90 days<\/li>\n<li>Set up backup options<\/li>\n<\/ul>\n<p>Heads up: Microsoft will make MFA mandatory for all Azure logins (Teams included) in 2024. Get ready now.<\/p>\n<blockquote>\n<p>&quot;Two-factor authentication isn&#8217;t optional anymore &#8211; it&#8217;s as basic as having a password.&quot; &#8211; Kaspersky Blog<\/p>\n<\/blockquote>\n<p><strong>Quick Tips:<\/strong><\/p>\n<ul>\n<li>Start with a small test group<\/li>\n<li>Keep emergency accounts handy<\/li>\n<li>Give admins hardware keys<\/li>\n<li>Don&#8217;t use MFA on Teams Rooms<\/li>\n<\/ul>\n<h2 id=\"4.-manage-app-access-rules\" tabindex=\"-1\" class=\"sb\">4. Manage App Access Rules<\/h2>\n<p>Here&#8217;s how Teams app access control works. You need three things: org settings, app settings, and permission policies.<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Niveau d'acc\u00e8s<\/th>\n<th>What to Control<\/th>\n<th>Where to Set It<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Organisation<\/td>\n<td>All third-party apps<\/td>\n<td>Teams admin center &gt; Org-wide settings<\/td>\n<\/tr>\n<tr>\n<td>Group-based<\/td>\n<td>Specific apps for teams<\/td>\n<td>Teams apps &gt; Permission policies<\/td>\n<\/tr>\n<tr>\n<td>Individual<\/td>\n<td>Per-user access<\/td>\n<td>Teams apps &gt; Manage apps &gt; Assignments<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Lock Down Everything First<\/strong><\/p>\n<p>Start by blocking ALL apps except the ones you OK. This puts you in control.<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>App Type<\/th>\n<th>Default Status<\/th>\n<th>Approval Process<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Applications Microsoft<\/td>\n<td>Autoriser<\/td>\n<td>Auto-approved<\/td>\n<\/tr>\n<tr>\n<td>Third-party Apps<\/td>\n<td>Bloc<\/td>\n<td>Admin review needed<\/td>\n<\/tr>\n<tr>\n<td>Applications personnalis\u00e9es<\/td>\n<td>Bloc<\/td>\n<td>Security check required<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Control Who Gets What<\/strong><\/p>\n<p>Each team needs specific tools. Here&#8217;s what that looks like:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Department<\/th>\n<th>Allowed Apps<\/th>\n<th>Blocked Apps<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Vente<\/td>\n<td>CRM integrations<\/td>\n<td>File sharing<\/td>\n<\/tr>\n<tr>\n<td>internes.<\/td>\n<td>Admin tools<\/td>\n<td>Social media<\/td>\n<\/tr>\n<tr>\n<td>RH<\/td>\n<td>Scheduling apps<\/td>\n<td>External messaging<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Do These Things Now:<\/strong><\/p>\n<ul>\n<li>Stop auto-updates for apps<\/li>\n<li>Don&#8217;t let people upload custom apps<\/li>\n<li>Make app requests mandatory<\/li>\n<li>Review app permissions quarterly<\/li>\n<\/ul>\n<p><strong>Keep an Eye On:<\/strong><\/p>\n<ul>\n<li>Apps asking for too much access<\/li>\n<li>Third-party apps without security reviews<\/li>\n<li>Apps storing data elsewhere<\/li>\n<li>Apps that need updates<\/li>\n<\/ul>\n<p>Hey admins: app policy changes take time (usually hours). Start small with test groups.<\/p>\n<p>Want better control? Pin approved apps to the Teams sidebar. It helps people stick to safe options.<\/p>\n<blockquote>\n<p>&quot;Global admins can review and grant permission to apps on behalf of all users within the Teams Admin Center, allowing users to start the app without reviewing and accepting the permissions.&quot;<\/p>\n<\/blockquote>\n<h6 id=\"sbb-itb-8be0fd2\" class=\"sb-banner\" style=\"color:transparent!important;line-height:0!important;padding:0!important;margin:0!important;\">sbb-itb-8be0fd2<\/h6>\n<h2 id=\"5.-set-data-protection-rules\" tabindex=\"-1\" class=\"sb\">5. Set Data Protection Rules<\/h2>\n<p>Here&#8217;s how to lock down your Teams data:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Protection Level<\/th>\n<th>What to Monitor<\/th>\n<th>Actions to Take<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>De base<\/td>\n<td>Credit card numbers, SSNs<\/td>\n<td>Block sharing, notify sender<\/td>\n<\/tr>\n<tr>\n<td>Standard<\/td>\n<td>Financial data, customer info<\/td>\n<td>Restrict external access<\/td>\n<\/tr>\n<tr>\n<td>Haute<\/td>\n<td>Strategic plans, IP<\/td>\n<td>Block + encrypt, admin alerts<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Build Your DLP Policy<\/strong><\/p>\n<p>Every DLP policy needs these parts:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Composant<\/th>\n<th>Objectif<\/th>\n<th>Exemple<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Info Types<\/td>\n<td>What to find<\/td>\n<td>Credit card patterns<\/td>\n<\/tr>\n<tr>\n<td>Rules<\/td>\n<td>Ce qu'il faut faire<\/td>\n<td>Block + notify<\/td>\n<\/tr>\n<tr>\n<td>Locations<\/td>\n<td>Where to look<\/td>\n<td>Teams chats, channels<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Label Your Data<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Label Type<\/th>\n<th>Niveau d'acc\u00e8s<\/th>\n<th>Team Type<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Public<\/td>\n<td>All employees<\/td>\n<td>Org-wide teams<\/td>\n<\/tr>\n<tr>\n<td>Internal<\/td>\n<td>Company only<\/td>\n<td>Private teams<\/td>\n<\/tr>\n<tr>\n<td>Confidential<\/td>\n<td>Select staff<\/td>\n<td>Private + no guests<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Protection Basics:<\/strong><\/p>\n<ul>\n<li>Stop sensitive info from going to external users<\/li>\n<li>Add SharePoint\/OneDrive protection to shared files<\/li>\n<li>Set up policy break alerts<\/li>\n<li>Mark new files as sensitive by default<\/li>\n<\/ul>\n<p><strong>Watch These Gaps:<\/strong><\/p>\n<ul>\n<li>Teams chat alerts (DLP doesn&#8217;t cover these)<\/li>\n<li>Guest access in private channels<\/li>\n<li>External meeting users<\/li>\n<li>Chat file sharing<\/li>\n<\/ul>\n<p><strong>Money Matters:<\/strong> Data breaches cost $4.88 million on average in 2024. Strong protection rules help prevent these losses.<\/p>\n<p><strong>Change These Settings First:<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Param\u00e8tres<\/th>\n<th>Ce qu'il fait<\/th>\n<th>Pourquoi c'est important<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Acc\u00e8s des invit\u00e9s<\/td>\n<td>Controls external users<\/td>\n<td>Stops data leaks<\/td>\n<\/tr>\n<tr>\n<td>File Sharing<\/td>\n<td>Sets doc access<\/td>\n<td>Protects content<\/td>\n<\/tr>\n<tr>\n<td>Contr\u00f4le des r\u00e9unions<\/td>\n<td>Manages join rules<\/td>\n<td>Keeps calls safe<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Important:<\/strong> Teams DLP works ONLY when both sides use Teams Only mode with Microsoft Teams federation.<\/p>\n<blockquote>\n<p>&quot;60% of cyber-attacks come from poor human choices&quot; \u2013 Accenture<\/p>\n<\/blockquote>\n<p>Check your DLP logs each week. Update your rules based on what you see. This helps you spot and fix issues fast.<\/p>\n<h2 id=\"how-to-set-up-these-policies\" tabindex=\"-1\" class=\"sb\">How to Set Up These Policies<\/h2>\n<p>Setting up conditional access policies in Microsoft Teams doesn&#8217;t need to be complicated. Here&#8217;s what you need to do:<\/p>\n<p>First, head over to the Azure portal. Go to Security &gt; Conditional Access.<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>\u00c9tape<\/th>\n<th>Que faire ?<\/th>\n<th>Pourquoi c'est important<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1. Access<\/td>\n<td>Azure portal &gt; Security &gt; Conditional Access<\/td>\n<td>Gets you to the right place<\/td>\n<\/tr>\n<tr>\n<td>2. Create<\/td>\n<td>Hit &quot;New Policy&quot; + name it<\/td>\n<td>Makes the policy easy to find later<\/td>\n<\/tr>\n<tr>\n<td>3. Assign<\/td>\n<td>Pick your users\/groups<\/td>\n<td>Controls who the policy affects<\/td>\n<\/tr>\n<tr>\n<td>4. Apps<\/td>\n<td>Select Teams + related apps<\/td>\n<td>Protects your workspace<\/td>\n<\/tr>\n<tr>\n<td>5. Test<\/td>\n<td>Turn on &quot;Report-only&quot; mode<\/td>\n<td>Shows what would happen<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>The basic setup looks like this:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Ce qu'il faut mettre en place<\/th>\n<th>What to Pick<\/th>\n<th>Ce qu'il fait<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Utilisateurs<\/td>\n<td>People or Groups<\/td>\n<td>Sets who&#8217;s affected<\/td>\n<\/tr>\n<tr>\n<td>Applications<\/td>\n<td>Teams + Office 365<\/td>\n<td>Picks protected apps<\/td>\n<\/tr>\n<tr>\n<td>Rules<\/td>\n<td>Location, Devices<\/td>\n<td>Sets access limits<\/td>\n<\/tr>\n<tr>\n<td>Actions<\/td>\n<td>Block\/Allow<\/td>\n<td>Controls what happens<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Here&#8217;s what you MUST include:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Partie<\/th>\n<th>What Goes In<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Name<\/td>\n<td>Something clear (like &quot;Teams-Basic-Access&quot;)<\/td>\n<\/tr>\n<tr>\n<td>Utilisateurs<\/td>\n<td>Your target groups<\/td>\n<\/tr>\n<tr>\n<td>Applications<\/td>\n<td>Microsoft Teams<\/td>\n<\/tr>\n<tr>\n<td>Rules<\/td>\n<td>Allow\/block settings<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>And these are your main controls:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Contr\u00f4le<\/th>\n<th>Param\u00e8tres<\/th>\n<th>What Happens<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>MFA<\/td>\n<td>Sur<\/td>\n<td>Users need 2-step login<\/td>\n<\/tr>\n<tr>\n<td>Dispositif<\/td>\n<td>Compliant<\/td>\n<td>Only managed devices work<\/td>\n<\/tr>\n<tr>\n<td>Localisation<\/td>\n<td>IP-based<\/td>\n<td>Only set IPs can connect<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Want to change multiple policies? Use PowerShell. And don&#8217;t forget to check those Azure logs each week &#8211; they&#8217;ll show you if something&#8217;s not working right.<\/p>\n<p><strong>Conseil de pro<\/strong>: Start small. Test with a tiny group first. Use the What If tool. Keep an eye on those sign-in logs. And if something needs fixing, do it within 24 hours.<\/p>\n<h2 id=\"extra-setup-options\" tabindex=\"-1\" class=\"sb\">Extra Setup Options<\/h2>\n<p>Here&#8217;s how to handle policy combinations and special cases in Microsoft Teams:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Policy Combination<\/th>\n<th>Ce qu'il fait<\/th>\n<th>Setup Notes<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>MFA + Device Compliance<\/td>\n<td>Requires 2-step login and managed device<\/td>\n<td>Set both to &quot;Grant&quot; with &quot;Require all&quot;<\/td>\n<\/tr>\n<tr>\n<td>Location + App Rules<\/td>\n<td>Controls app access by location<\/td>\n<td>Use IP ranges in location settings<\/td>\n<\/tr>\n<tr>\n<td>Device + Data Protection<\/td>\n<td>Manages file access across devices<\/td>\n<td>Link with <a href=\"https:\/\/nboldapp.com\/fr\/sharepoint-with-microsoft-teams\/\" style=\"display: inline;\">SharePoint settings<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>When policies overlap, here&#8217;s what happens:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Sc\u00e9nario<\/th>\n<th>R\u00e9sultat<\/th>\n<th>Action Needed<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Grant + Grant<\/td>\n<td>User needs both<\/td>\n<td>Set &quot;Require all&quot;<\/td>\n<\/tr>\n<tr>\n<td>Grant + Block<\/td>\n<td>Access stops<\/td>\n<td>Block wins<\/td>\n<\/tr>\n<tr>\n<td>Multiple Grants<\/td>\n<td>Need all conditions<\/td>\n<td>Check What If tool<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>For specific situations:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Case<\/th>\n<th>Setup<\/th>\n<th>Notes<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Invit\u00e9s<\/td>\n<td>Create guest policy<\/td>\n<td>Apply to guest group<\/td>\n<\/tr>\n<tr>\n<td>Cha\u00eenes priv\u00e9es<\/td>\n<td>Add channel rules<\/td>\n<td>Limit to owners<\/td>\n<\/tr>\n<tr>\n<td>Sensitive Data<\/td>\n<td>Use label rules<\/td>\n<td>Set in Purview<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Quick Tips:<\/strong><\/p>\n<ul>\n<li>Use What If tool before adding policies<\/li>\n<li>Create emergency access groups<\/li>\n<li>Name policies clearly (example: &quot;Teams-Guest-MFA&quot;)<\/li>\n<li>Start with small test groups<\/li>\n<\/ul>\n<p><strong>System Limits:<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Item<\/th>\n<th>Max Number<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Auth Contexts<\/td>\n<td>99 per org<\/td>\n<\/tr>\n<tr>\n<td>Named Locations<\/td>\n<td>195 per tenant<\/td>\n<\/tr>\n<tr>\n<td>User Policies<\/td>\n<td>No cap, but all apply<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote>\n<p>&quot;Set policies that work for your organization and stick with them.&quot; &#8211; Vasil Michev, MVP<\/p>\n<\/blockquote>\n<p>Here&#8217;s a key point: When policies clash, block settings ALWAYS beat grant settings. It&#8217;s how Teams keeps things secure when rules overlap.<\/p>\n<p>Teams-specific settings:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Partie<\/th>\n<th>Policy Tips<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Chat<\/td>\n<td>Set for all Office 365<\/td>\n<\/tr>\n<tr>\n<td>Dossiers<\/td>\n<td>Include SharePoint<\/td>\n<\/tr>\n<tr>\n<td>R\u00e9unions<\/td>\n<td>Add meeting rules<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Setup Steps:<\/strong><\/p>\n<ol>\n<li>Set basic access<\/li>\n<li>Add device rules<\/li>\n<li>Set location limits<\/li>\n<li>Add app controls<\/li>\n<\/ol>\n<p>This step-by-step method helps spot issues early while keeping security tight.<\/p>\n<h2 id=\"track-and-update-your-policies\" tabindex=\"-1\" class=\"sb\">Track and Update Your Policies<\/h2>\n<p>Here&#8217;s what you need to know about monitoring Teams Conditional Access policies:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Monitoring Tool<\/th>\n<th>Ce qu'il faut v\u00e9rifier<\/th>\n<th>How Often<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Sign-in Logs<\/td>\n<td>Failed logins, policy blocks<\/td>\n<td>Daily<\/td>\n<\/tr>\n<tr>\n<td>Audit Logs<\/td>\n<td>Policy changes, change authors<\/td>\n<td>Weekly<\/td>\n<\/tr>\n<tr>\n<td>CA Insights Workbook<\/td>\n<td>Policy performance, success rates<\/td>\n<td>Monthly<\/td>\n<\/tr>\n<tr>\n<td>Log Analytics<\/td>\n<td>Custom analysis, detailed data<\/td>\n<td>Quarterly<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Set Up Your Monitoring:<\/strong><\/p>\n<p>1. <strong>Enable Monitoring<\/strong><\/p>\n<p>You&#8217;ll need a Log Analytics workspace and Microsoft Entra ID P1 license.<\/p>\n<p>2. <strong>Configure Access<\/strong><\/p>\n<p>Set up Security Reader roles in the Microsoft Entra admin center.<\/p>\n<p>3. <strong>Store Your Data<\/strong><\/p>\n<p>Pick between a storage account or Log Analytics for your data.<\/p>\n<p>4. <strong>Review Results<\/strong><\/p>\n<p>Check the CA insights dashboard for policy impact.<\/p>\n<p><strong>Watch These Numbers:<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>M\u00e9trique<\/th>\n<th>Objectif<\/th>\n<th>Impact<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Success Rate<\/td>\n<td>Shows working sign-ins<\/td>\n<td>Tells you if policies work<\/td>\n<\/tr>\n<tr>\n<td>Failure Count<\/td>\n<td>Shows blocked attempts<\/td>\n<td>Spots problems early<\/td>\n<\/tr>\n<tr>\n<td>User Actions<\/td>\n<td>Shows MFA and device checks<\/td>\n<td>Measures user friction<\/td>\n<\/tr>\n<tr>\n<td>Not Applied<\/td>\n<td>Shows missed policies<\/td>\n<td>Finds security gaps<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Fix These Common Problems:<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Issue<\/th>\n<th>Where to Look<\/th>\n<th>Que faire ?<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Too Many Failures<\/td>\n<td>Sign-in logs<\/td>\n<td>Change policy rules<\/td>\n<\/tr>\n<tr>\n<td>MFA Problems<\/td>\n<td>User stats<\/td>\n<td>Adjust MFA settings<\/td>\n<\/tr>\n<tr>\n<td>Device Issues<\/td>\n<td>Compliance data<\/td>\n<td>Update device rules<\/td>\n<\/tr>\n<tr>\n<td>Location Blocks<\/td>\n<td>Named locations<\/td>\n<td>Check IP settings<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote>\n<p>&quot;Organizations should set whatever policies make sense for your organization and stick to them.&quot; &#8211; MVP Vasil Michev<\/p>\n<\/blockquote>\n<p><strong>Check Your Policies:<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>When<\/th>\n<th>What<\/th>\n<th>Why<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Daily<\/td>\n<td>Sign-in blocks<\/td>\n<td>Fix access fast<\/td>\n<\/tr>\n<tr>\n<td>Weekly<\/td>\n<td>Audit logs<\/td>\n<td>Track changes<\/td>\n<\/tr>\n<tr>\n<td>Monthly<\/td>\n<td>Impact data<\/td>\n<td>Check performance<\/td>\n<\/tr>\n<tr>\n<td>Quarterly<\/td>\n<td>Deep dive<\/td>\n<td>Make improvements<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Before changing policies, use the What If tool &#8211; it shows problems before they hit users. Keep your audit logs for 30+ days.<\/p>\n<p>Here&#8217;s a key point: Block settings ALWAYS beat grant settings. Double-check both when you make changes.<\/p>\n<h2 id=\"work-with-other-teams-tools\" tabindex=\"-1\" class=\"sb\">Work with Other Teams Tools<\/h2>\n<p>Here&#8217;s how to boost Teams security by combining different tools:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Tool Type<\/th>\n<th>Ce qu'il fait<\/th>\n<th>Prestations de s\u00e9curit\u00e9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Mod\u00e8les<\/td>\n<td>Sets team structures<\/td>\n<td>Same settings everywhere<\/td>\n<\/tr>\n<tr>\n<td>DLP Policies<\/td>\n<td>Protects data<\/td>\n<td>Blocks unwanted sharing<\/td>\n<\/tr>\n<tr>\n<td>App Controls<\/td>\n<td>Handles outside apps<\/td>\n<td>Cuts down risks<\/td>\n<\/tr>\n<tr>\n<td>Policy Templates<\/td>\n<td>Ready-to-use rules<\/td>\n<td>Fast security setup<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Make Teams Better with <a href=\"https:\/\/nboldapp.com\/fr\/gouvernance-de-microsoft-teams\/\" style=\"display: inline;\">nBold<\/a><\/strong><\/p>\n<p>nBold makes Teams security simple:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Fonctionnalit\u00e9<\/th>\n<th>What You Get<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Mod\u00e8les<\/td>\n<td>Same security for all new teams<\/td>\n<\/tr>\n<tr>\n<td>Team Rules<\/td>\n<td>Better access control<\/td>\n<\/tr>\n<tr>\n<td>Gestion des applications<\/td>\n<td>Safer third-party apps<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Here&#8217;s what you need to do:<\/p>\n<p>1. <strong>Pick Your Policy Templates<\/strong><\/p>\n<p>Microsoft&#8217;s templates help you watch:<\/p>\n<ul>\n<li>Who talks to whom<\/li>\n<li>What data gets shared<\/li>\n<li>Which apps teams use<\/li>\n<\/ul>\n<p>2. <strong>Handle Outside Apps<\/strong><\/p>\n<p>Microsoft watches over 8 trillion security signals every day. Here&#8217;s how to stay safe:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Do This<\/th>\n<th>Pourquoi c'est important<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Stop unknown apps<\/td>\n<td>Keep risks out<\/td>\n<\/tr>\n<tr>\n<td>Look for Microsoft badges<\/td>\n<td>Stick to safe apps<\/td>\n<\/tr>\n<tr>\n<td>Watch app use<\/td>\n<td>Stay within rules<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>3. <strong>Set Up Endpoint Manager<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Check This<\/th>\n<th>When<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Applications<\/td>\n<td>Every week<\/td>\n<\/tr>\n<tr>\n<td>Rules<\/td>\n<td>Every month<\/td>\n<\/tr>\n<tr>\n<td>Who has access<\/td>\n<td>Every 3 months<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Add MFA<\/strong><\/p>\n<p>MFA stops 99.9% of account problems. But Teams Rooms need special rules:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Dispositif<\/th>\n<th>MFA Rule<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Your own device<\/td>\n<td>Must use MFA<\/td>\n<\/tr>\n<tr>\n<td>Shared devices<\/td>\n<td>Different rules<\/td>\n<\/tr>\n<tr>\n<td>Teams Rooms<\/td>\n<td>No MFA needed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote>\n<p>&quot;Check your Teams Apps data reports often&quot; &#8211; Vasil Michev, MVP<\/p>\n<\/blockquote>\n<p><strong>Set Up Teams Rooms<\/strong><\/p>\n<p>For safe Teams Rooms:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Need This<\/th>\n<th>Do This<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Licence<\/td>\n<td>Buy Teams Rooms Pro<\/td>\n<\/tr>\n<tr>\n<td>Groups<\/td>\n<td>Set up room accounts<\/td>\n<\/tr>\n<tr>\n<td>Names<\/td>\n<td>Use clear patterns<\/td>\n<\/tr>\n<tr>\n<td>MFA<\/td>\n<td>Skip it for rooms<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Note: Teams Rooms can&#8217;t use normal MFA &#8211; there&#8217;s no way to approve a second device.<\/p>\n<h2 id=\"next-steps\" tabindex=\"-1\" class=\"sb\">Prochaines \u00e9tapes<\/h2>\n<p>Here&#8217;s what you need to do to keep your Conditional Access policies running smoothly:<\/p>\n<p>1. <strong>Regular Policy Reviews<\/strong><\/p>\n<p>Your policies need constant attention. Here&#8217;s what to check and when:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>T\u00e2che<\/th>\n<th>When<\/th>\n<th>Que faire ?<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Back Up Policies<\/td>\n<td>Every 6 months<\/td>\n<td>Save as JSON\/XML files<\/td>\n<\/tr>\n<tr>\n<td>Check Sign-in Data<\/td>\n<td>Monthly<\/td>\n<td>Look for access blocks<\/td>\n<\/tr>\n<tr>\n<td>Update User Groups<\/td>\n<td>Every 3 months<\/td>\n<td>Check who&#8217;s in\/out<\/td>\n<\/tr>\n<tr>\n<td>Check Devices<\/td>\n<td>Weekly<\/td>\n<td>Make sure they follow rules<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>2. <strong>Keep Good Records<\/strong><\/p>\n<p>Write down EVERYTHING about your policies:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>What to Track<\/th>\n<th>What to Write<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Policy Names<\/td>\n<td>Simple names that make sense<\/td>\n<\/tr>\n<tr>\n<td>Changes Made<\/td>\n<td>When and why you changed things<\/td>\n<\/tr>\n<tr>\n<td>User Impact<\/td>\n<td>How changes affect daily work<\/td>\n<\/tr>\n<tr>\n<td>Test Results<\/td>\n<td>What happened in test mode<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>3. <strong>Watch and Check<\/strong><\/p>\n<p>These tools help you spot problems:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Tool Name<\/th>\n<th>Comment cela aide<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Gap Analyzer<\/td>\n<td>Shows what you missed<\/td>\n<\/tr>\n<tr>\n<td>What If Tool<\/td>\n<td>Tests different scenarios<\/td>\n<\/tr>\n<tr>\n<td>Sign-in Logs<\/td>\n<td>Shows who got in (or didn&#8217;t)<\/td>\n<\/tr>\n<tr>\n<td>Report-only Mode<\/td>\n<td>Tests new rules safely<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Do&#8217;s and Don&#8217;ts<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Do This<\/th>\n<th>Not This<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Bundle similar apps<\/td>\n<td>Make rules per team<\/td>\n<\/tr>\n<tr>\n<td>Name things clearly<\/td>\n<td>Change without testing<\/td>\n<\/tr>\n<tr>\n<td>Have backup access<\/td>\n<td>Block all guests<\/td>\n<\/tr>\n<tr>\n<td>Test everything<\/td>\n<td>Skip writing things down<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote>\n<p>&quot;The What If tool is like a crystal ball for access issues. Use it before every change.&quot; &#8211; Vasil Michev, MVP<\/p>\n<\/blockquote>\n<p><strong>Check These Things<\/strong><\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Item<\/th>\n<th>Que faire ?<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Devices<\/td>\n<td>Check Intune rules<\/td>\n<\/tr>\n<tr>\n<td>Networks<\/td>\n<td>Update IP lists<\/td>\n<\/tr>\n<tr>\n<td>Applications<\/td>\n<td>Look at outside apps<\/td>\n<\/tr>\n<tr>\n<td>MFA<\/td>\n<td>Check Teams Rooms settings<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>For Teams Rooms, do this:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Setup Item<\/th>\n<th>Action Needed<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Accounts<\/td>\n<td>Put them in Entra ID groups<\/td>\n<\/tr>\n<tr>\n<td>Device Rules<\/td>\n<td>Set special conditions<\/td>\n<\/tr>\n<tr>\n<td>Networks<\/td>\n<td>List OK locations<\/td>\n<\/tr>\n<tr>\n<td>MFA Setup<\/td>\n<td>Keep them out of normal rules<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Check Microsoft Teams admin center once a month &#8211; new features might need new security settings.<\/p>\n<h2 id=\"faqs\" tabindex=\"-1\" class=\"sb\">FAQ<\/h2>\n<h3 id=\"what-is-the-limitation-of-conditional-access%3F\" tabindex=\"-1\">What is the limitation of Conditional Access?<\/h3>\n<p>Here&#8217;s what Teams admins need to know about Conditional Access policy limits:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Policy Aspect<\/th>\n<th>Limitation Details<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Total Policy Limit<\/td>\n<td>195 policies per tenant<\/td>\n<\/tr>\n<tr>\n<td>Policy States Included<\/td>\n<td>Report-only, On, Off modes count toward limit<\/td>\n<\/tr>\n<tr>\n<td>Policy Expiration<\/td>\n<td>Policies stay active after license expiry<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Want to make the most of your policy limit? Here&#8217;s what works:<\/p>\n<ol>\n<li><strong>Bundle similar apps together<\/strong>: Put apps with matching security needs under one policy<\/li>\n<li><strong>Keep track of your count<\/strong>: Stay well below the 195 limit<\/li>\n<li><strong>Clean up regularly<\/strong>: Delete old or duplicate policies<\/li>\n<\/ol>\n<p>Here&#8217;s a quick guide to policy management:<\/p>\n<table style=\"width:100%;\">\n<thead>\n<tr>\n<th>Action<\/th>\n<th>Que faire ?<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Group Apps<\/td>\n<td>Put apps with similar rules in one policy<\/td>\n<\/tr>\n<tr>\n<td>Remove Extras<\/td>\n<td>Delete policies that do the same thing<\/td>\n<\/tr>\n<tr>\n<td>Check Status<\/td>\n<td>Review which policies are active<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Remember: The 195-policy limit covers your whole tenant. Start with a solid plan &#8211; group your apps based on users and security needs. This way, you&#8217;ll use fewer policies while keeping everything locked down.<\/p>\n<p><h2>Postes connexes<\/h2>\n<ul>\n<li><a href=\"\/fr\/microsoft-teams-note-security-checklist-2024\/\" style=\"display: inline;\">Liste de contr\u00f4le de la s\u00e9curit\u00e9 de Microsoft Teams Note 2024<\/a><\/li>\n<li><a href=\"\/fr\/microsoft-teams-dlp-setup-guide-2024\/\" style=\"display: inline;\">Microsoft Teams DLP : Guide de configuration 2024<\/a><\/li>\n<li><a href=\"\/fr\/depannage-des-politiques-de-barriere-a-linformation-de-microsoft-teams\/\" style=\"display: inline;\">D\u00e9pannage des politiques de barri\u00e8re \u00e0 l'information de Microsoft Teams<\/a><\/li>\n<li><a href=\"\/fr\/how-to-set-up-information-barriers-in-microsoft-teams\/\" style=\"display: inline;\">How to Set Up Information Barriers in Microsoft Teams<\/a><\/li>\n<\/ul>\n<p><script async src=\"https:\/\/app.seobotai.com\/banner\/banner.js?id=671ee813c568ecaf03477306\"><\/script><\/p>","protected":false},"excerpt":{"rendered":"<p>Enhance Microsoft Teams security with these 5 essential conditional access policies, ensuring data protection and compliance in your organization.<\/p>","protected":false},"author":11,"featured_media":13459,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"content-type":"","inline_featured_image":false,"footnotes":""},"categories":[745],"tags":[],"class_list":["post-13460","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-teams"],"featured_image_src":"https:\/\/nboldapp.com\/wp-content\/uploads\/2024\/10\/undefined_image__1730081031006.webp","author_info":{"display_name":"Alexandre Cipriani","author_link":"https:\/\/nboldapp.com\/fr\/author\/alexandre-cipriani\/"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - 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