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Outline
Everything you always wanted to know about Linux, but were afraid to ask
(or how to use linux securely and efficiently as a PPPL'er)
Troy Carter
tcarter@princeton.edu
June 5, 2001
CPPG Seminar, PPPL
Outline
Why use Linux?
Making Linux secure
Linux Security, cont.
netstat and nmap output
Firewalling with ipchains (kernel 2.2 and 2.4)
Example ipchains shell script
Saving firewall rules and starting at boot time
Using secure services to talk to other hosts
Installing and using OpenSSH
Creating SSH key pairs
Using SSH keys
Running an SSH server with an ipchains firewall
Other security precautions
Using PPPL unix services: AFS
How to install OpenAFS
Modifying your ipchains script to work with AFS
Using AFS
Linux resources I recommend
About this document ...
Troy Carter 2001-06-03
