> Source: [sk172911](https://support.checkpoint.com/results/sk/sk172911)

# sk172911 - Certificate authentication fails if the domain name contains an asterisk

| Property | Value |
|----------|-------|
| Solution ID | sk172911 |
| Date Created | 2021-04-05 |
| Last Modified | 2023-12-08 |
| Technical Level | General |
| Products | Security Gateway |
| Versions | R81 (EOS) |

## Symptoms

- * The user fails login attempts to authenticate with a certificate.
* $FWDIR/log/vpnd.elg output shows:  
  GetUserCnFromDn: user suffix does not match.
* $FWDIR/log/vpnd.elg shows an asterisk in the domain name.  
  Example - GetUserCnFromDn:  
  User name given: CN=test1234,OU=test\*1,OU=test2,OU=test3,DC=example.

## Cause

An asterisk in the domain name does not match the query.

## Solution

This problem was fixed. The fix is included starting from:

* [Check Point R81.10](https://support.checkpoint.com/results/sk/sk170416)
* [Jumbo Hotfix Accumulator for R81](https://sc1.checkpoint.com/documents/Jumbo_HFA/R81/Default.htm) starting from Take 34
* [Jumbo Hotfix Accumulator for R80.40](https://sc1.checkpoint.com/documents/Jumbo_HFA/R80.40/Default.htm) starting from Take 119
* [Jumbo Hotfix Accumulator for R80.30](https://sc1.checkpoint.com/documents/Jumbo_HFA/R80.30/Default.htm) starting from Take 235
* [Jumbo Hotfix Accumulator for R80.20](https://sc1.checkpoint.com/documents/Jumbo_HFA/R80.20/Default.htm) starting from Take 202

Check Point recommends to always upgrade to the [Recommended version](https://support.checkpoint.com/results/sk/sk95746) ([Security Gateway](https://support.checkpoint.com/product/73) / [VSX](https://support.checkpoint.com/product/359) / [Security Management Server](https://support.checkpoint.com/product/184) / [Multi-Domain Security Management Server](https://support.checkpoint.com/product/166) / [SmartConsole](https://support.checkpoint.com/product/191)).

If you choose not to upgrade, [contact Check Point Support](https://www.checkpoint.com/support-services/contact-support/) to get a Hotfix for your version.

A Support Engineer will make sure the Hotfix is compatible with your environment before providing it.  
For faster resolution and verification, collect [CPinfo](https://support.checkpoint.com/results/sk/sk92739) files from the Management Server and Security Gateways / Cluster Members involved in the case.

**Hotfix installation instructions:**   
Refer to [sk168597 - How to install a Hotfix](https://support.checkpoint.com/results/sk/sk168597).

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