How to Fix the "Login Failed for User NT AUTHORITY\ANONYMOUS LOGON" Error with Linked Servers
- Eitan Blumin
- Jun 4, 2023
- 1 min read
Learn how to resolve the common "double-hop pass-through authentication" issue that causes the "Login failed for user NT AUTHORITY\ANONYMOUS LOGON" error while trying to access a linked server with Windows authentication.

Follow this easy-to-understand step-by-step guide that explains how to:
Enable SPN registration
Enable delegate Kerberos authentication
Configure SQL Server service accounts
This will help you fix the issue, without using any silly workarounds or dangerously misconfiguring linked servers.
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