• TLS decryption issue explanation for beginner
    David Kucera
    Hello, I am converting our customers from primitive FWs to Sophos XGS's and testing TLS decryption. Would anyone be so kind to walk me through what is happening in specific case below: Setup: TLS...
  • Sophos Firewall v21.0 GA - Kyber TLS (Edge/Chrome) connection reset error for transparent TLS decryption
    AIFS IT Support
    We recently upgraded our Sophos XGS 4300 to SFOS v21. Since then, we are finding that a number of our users were receieving connection reset messages in their browser (Edge and Chrome) when attempting...
  • Heartbeat over RED connection
    balletbob
    Hi, What's the recommended configuration for clients behind a RED? We have the the RED in SPLIT tunnel mode and have the Sophos Heartbeat IP included in the traffic sent over the tunnel. Is this right...
  • Webfilter HTTPS decryption breaks ChatGPT: HTTP parsing error encountered
    LHerzog
    We're discovering a strange issue with HTTPS decryption and ChatGPT in all browsers we use. ChatGPT is unusable when we're logged in with the ChatGPT-licensed Microsoft Account. Any chat request generates...
  • WAF rule - service already configured
    Stuart James
    Trying to create a WAF rule and it's thowing an error " Service is already configured on the specified port, choose another port" I've checked all firewall rules, NAT rules, admin/user settings, SSLVPN...