By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. We need actual logs with correlation (activity ID of the audit events matching the activity ID of error message you posted). And LookupForests is the list of forests DNS entries that your users belong to. Maybe you have updated UPN or something in Office365 tenant? Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Bind the certificate to IIS->default first site. Open an administrative cmd prompt and run this command. Open an administrative cmd prompt and run this command. Refer: Securing a Web API with ADFS on WS2012 R2 Got Even Easier You will see that you need to run some PowerShell on the ADFS side. When I attempted to signon, I received an the error 364. You have disabled Extended Protection on the ADFS servers, which allows Fiddler to continue to work during integrated authentication. You can search the AD FS "501" events for more details. Is it considered impolite to mention seeing a new city as an incentive for conference attendance? shining in these parts. Hi, I'm having a strange issue here and need someone's help We have 2 forests with two way trusts and both are synced to one tenant with single ADFS farm, the configuration of my deployment as follow: We recommend that you enable modern authentication, certificate-based authentication, and the other features that are listed in this step to lower the risk of brute force attacks. You may experience an account lockout issue in AD FS on Windows Server. https://blogs.technet.microsoft.com/pie/2015/10/11/adfs-extranet-lockout-and-pdc-requirement/, Lots of Token validation faild Event ID 342 in AD FS log. Find out more about the Microsoft MVP Award Program. If the domain is displayed as Federated, obtain information about the federation trust by running the following commands: Check the URI, URL, and certificate of the federation partner that's configured by Office 365 or Azure AD. Ref here. w32tm /config /manualpeerlist:pool.ntp.org /syncfromflags:manual /update. When this is misconfigured, everything will work until the user is sent back to the application with a token from ADFS because the issuer in the SAML token wont match what the application has configured. Check whether the issue is resolved. SSO is working as it should. We recommendthat you upgrade the AD FS servers to Windows Server 2012 R2 or Windows Server 2016. Else, the only absolute conclusion we can draw is the one I mentioned. identityClaim, IAuthenticationContext authContext) at I have search the Internet and not find any reasonable explanation for this behavior. It can occur during single sign-on (SSO) or logout for both SAML and WS-Federation scenarios. Under AD FS Management, select Authentication Policies in the AD FS snap-in. Ensure that the ADFS proxies trust the certificate chain up to the root. It is based on the emerging, industry-supported Web Services Architecture, which is defined in WS-* specifications. Extended protection enhances the existing Windows Authentication functionality to mitigate authentication relays or "man in the middle" attacks. The computer will set it for you correctly! Look for event ID's that may indicate the issue. One way is to sync them with pool.ntp.org, if they are able to get out to the Internet using SNTP. "Forms" and "Microsoft Passport Authentication" is enabled as the primary authentication methods. 1.) Authentication requests to the ADFS Servers will succeed. In this case, the user would successfully login to the application through the ADFS server and not the WAP/Proxy or vice-versa. In Windows 2012, launch it from Control Panel\System and Security\Administrative Tools. Expand Certificates (Local Computer), expand Persona l, and then select Certificates. Who is responsible for the application? It's one of the most common issues. 2. References from some other sources usually point to certificate issues (revocation checking, missing certificate in chain) or a time skew. Also, to make things easier, all the troubleshooting we do throughout this blog will fall into one of these three categories. Add Read access for your AD FS 2.0 service account, and then select OK. ADFS proxies need to validate the SSL certificate installed on the ADFS servers that is being used to secure the connection between them. If you recall from my very first ADFS blog in August 2014, SSO transactions are a series of redirects or HTTP POSTs, so a fiddler trace will typically let you know where the transaction is breaking down. System.String.Format(IFormatProvider provider, String format, Object[] ImmutableID: The value of this claim should match the sourceAnchor or ImmutableID of the user in Azure AD. If you URL decode this highlighted value, you get https://claims.cloudready.ms . To learn more, see our tips on writing great answers. If it doesnt decode properly, the request may be encrypted. There is an "i" after the first "t". Use the AD FS snap-in to add the same certificate as the service communication certificate. For more information, see AD FS 2.0: Continuously Prompted for Credentials While Using Fiddler Web Debugger. After you're redirected to AD FS, the browser may throw a certificate trust-related error, and for some clients and devices it may not let you establish an SSL (Secure Sockets Layer) session with AD FS. If an ADFS proxy cannot validate the certificate when it attempts to establish an HTTPS session with the ADFS server, authentication requests will fail and the ADFS proxy will log an Event 364. The fix that finally resolved the issue was to delete the "Default Web Site" which also includes the adfs and adfs/ls apps. If you are not sure why AD FS 2.0 is specifying RequestedAuthnContext in the request to the CP, the most likely cause is that you are performing Relying Party (RP)-initiated sign-on, and the RP is specifying a requested authentication method. Run the Install-WebApplicationProxy cmdlet. With it, companies can provide single sign-on capabilities to their users and their customers using claims-based access control to implement federated identity. To check, run: Get-adfsrelyingpartytrust name