Webfilter HTTPS decryption breaks ChatGPT: HTTP parsing error encountered

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...
Sophos XGS v20.0.2 - Heartbeat service dead - Decryption of passphrase is failed

Hello, we performed a firewall migration from an XG450 model to the XGS4500 model last weekend. The firewalls are in a HA configuration. The migration process worked seamlessly. The primary firewall...
Sophos Firewall v21.0 GA - Kyber TLS (Edge/Chrome) connection reset error for transparent TLS decryption

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...
Firewall issue ping

I recently add a new firewall for the branch office , so we have 2 firewalls one for the main office and one for the branch office, branch office can ping our ip's, but we from Main branch we can not ping...
STAS issues with RDP

We use a lot of single user RDP sessions so I've configured STAS with Registry Read polling and it works except for two issues: - When the polling happens every three minutes, the live users for the...