> Source: [sk169953](https://support.checkpoint.com/results/sk/sk169953)

# sk169953 - Identity Agent fails to connect to Security gateway

| Property | Value |
|----------|-------|
| Solution ID | sk169953 |
| Date Created | 2020-10-23 |
| Last Modified | 2025-12-09 |
| Technical Level | Advanced |
| Products | Security Gateway |
| Versions | R82, R81.20, R81.10 (EOS), R81 (EOS) |
| OS | Gaia |

## Symptoms

- * Identity Agent cannot connect to the Security Gateway.

* The following error appears in the agent log (`C:\Windows\Temp\ia_client.log`):  
  `
  [WinHttpCCC (NAC::IS::TD::Surprise)] UTILS::WinHttpCCC::asyncCallbackMethod: STATUS_REQUEST_ERROR: error 12175 (async API 5) on request (id x - xxxx)`

## Cause

One or more errors were found in the Secure Sockets Layer (SSL) certificate sent by the server. Refer to [Microsoft Error Messages page](https://docs.microsoft.com/en-us/windows/win32/winhttp/error-messages).

## Solution

This solution requires authentication. Please log in to view the full solution.

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