Gateway Cryptography: Hacking Impossible Tunnels Through Improbable Networks with OpenSSH and the GNU Privacy Guard

Presented at DEF CON 9 (2001), July 15, 2001, 1 p.m. (50 minutes)

1) Theory of Gateway Cryptography 2) Methods of securely connecting mutually firewalled hosts 3) Turning any SSHD into a VPN termination point (without using PPP over SSH) 4) Dynamically Rekeyed OpenPGP 5) PPTP over SSH 6) Securely SUing to root 7) Robustifying live-configuration of OpenSSH 8) SFTP Compatibility Mode (implementing everything with cat, tar, and tail)

Presenters:

• Dan Kaminsky - CISSP http://www.doxpara.com

Links:

• https://defcon.org/html/defcon-9/defcon-9-speakers.html#Dan Kaminsky
• https://infocon.org/cons/DEF CON/DEF CON 9/DEF CON 9 video/DEF CON 9 - Dan Kaminsky - Gateway Cryptography.mp4
• https://www.youtube.com/watch?v=TAdD8mKvEnc

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• Still Hacking Anyway (SHA2017) / SSH - From Zero to Hero (Workshop): Impress your friends with your freshly acquired SSH knowledge