This article explains how to ensure upgrades when using a third party web proxy with HTTPS scanning enabled. The following sections are covered:
Applies to the following Sophos products and versions Sophos Email Appliance
When using an upstream proxy with HTTPS scanning enabled the Sophos update URL must be exempted from HTTPS scanning and decryption. This will prevent any errors when updating the Sophos Email Appliance.
Add these URLS to the exemption list on the upstream proxy.
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