SSH, stunnel and a proxy - double stunnel bypass
Introduction I’m working for a “very concerned about security” firm, that makes mandatory using VPN for accessing their network, and internal services: IMAPS SMTP Intranet Forums Online training, etc As it should, we provided services for a client, also very concerned about security, thus not allowing internet access despite of using two squid proxies with a network appliance filtering protocols, scripts, viruses and malware. They only allow FTP, HTTP and HTTPS. ...