Is there any documentation around the TLS encryption of emails from GTA?

Hi Antony,
While we don't have a specific doc pertaining to just Service Desk email security, we do have a security paper that includes some of this:  https://assets.cdngetgo.com/8c/7f/e8f7389c4149ab11c8a77a21717f/gotoassist-security-white-paper.pdf