Gmail login and authentication problems with Apple Mail
Jul 12, 2010 Accessing gmail via imap using Javamail (behind a proxy) Without such a SOCKS server, if you want to use JavaMail to directly access mail servers outside the firewall, the firewall will need to be configured to allow such access. JavaMail does not support access through a HTTP proxy web server. How to set a proxy for Gmail - Quora Mar 20, 2018 Set up proxy for Gmail - A Step by Step Guide - By Limeproxies
Well, when it comes to bypassing the blocked websites, it depends on the firewall device being used and the level of security maintained. However, there are a lot of tools that can be used to bypass the blocked websites like 10+ Free Tools to Bypa
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python - Accessing gmail through imaplib with proxy
How to Share Access to Your Gmail Account Dec 28, 2019 Gmail Access - kb.k12usa.com