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Transcript

  • 1. SSHell :)christian.heinrich@cmlh.id.au
  • 2. DisclaimerThese slides are my own and notrepresentative of any specific implementation.Consider these lessons learned so that youdon’t repeat the same mistakes.
  • 3. whoami http://www.linkedin.com/in/ChristianHeinrich1. Windows (MCSE)2.Slackware (August 1998) Linux 1.x Monolithic Kernel3.OpenBSD and Gentoo4.Ubuntu (LiveCD) and OS X
  • 4. Secure File Transfer National Privacy Principals (NPP)At Rest PGP/GPG, X.509, etcIn Transit SCP/SFTP (SSH), HTTPS (SSL/TLS), etc
  • 5. OpenSSH - History1. Free SSH v1.2.12 by Tatu Ylönen of ssh.com2.OpenSSH v1.2.12 in OpenBSD 2.6 ftp://ftp.pdc.kth.se/pub/krypto/ossh/ Support Protocol SSH v1.33.OpenSSH (SSH v2) in OpenBSD 2.74.ssh.com attempts “chilling effect”
  • 6. Usage - sshscanConvert OpenSSH Key Format OpenVMS
  • 7. Windows Recommended SSH Server
  • 8. Transiting from FTP Don’t use HTTPS/SSL1. scp sftp HERE Document2.Public Key Auth or ssh-pass no passphrase cron ssh-agent or keychain
  • 9. ssh-pass SSH Public Key Auth preferred
  • 10. keychainSSH_AGENT_PID=/tmp/ssh-XXXXXXXX/agent.pid
  • 11. SFTP scp is preferred i.e. wildcards are static1.sftp user@host << SFTP2.put * HERE Documents3.bye4.SFTP
  • 12. QuestionsLatest Slides available from http://slideshare.net/cmlhhttp://cmlh.id.au/contact