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The XG Series hardware appliances will reach end-of-life (EOL) on March 31, 2025. Click here to see the XG to XGS migration documentation.

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https://docs.sophos.com/nsg/sophos-firewall/19.5/Help/en-us/webhelp/onlinehelp/index.html?contextId=certificates-CRL-add

Add a CRL

You can upload an external certificate authority's certificate revocation list (CRL).

To upload a CRL, do as follows:

  1. Go to Certificates > Certificate revocation lists and click Add.
  2. Enter a name and upload the CRL file.
  3. Click Save.