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)