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Archived notes.

 

November 29, 2001

Attendees:  

Greg Phillips, Jeff Hardee, Jason Wulf, Peter Lafford, John Babb, Derwin Skipp, Frank Davis, Dale Wutz, Soma Karuppiah, Joan Bahamonde, Mark Peoples, Brian McFarlane, Justin Crawford, James Carvalho, Lois Lehman, Greg Viles, Debi Relf, David Bear, Nina Barr, Carlos Herrera, Karra Lawrence, Chris Coffin, Jim Howard

Announcements:

Next meeting January 31, 2002
Progeny Debian went belly-up
rolling their distro tools into normal Debian
IBM/RedHat tighter than before
OpenSSH 3.0.1 out now
No more telnet on central IT-maintained servers starting January 01, 2002
Engineering College wants Unix weenies
RedHat 7.2 out
Linux ftpd broken

Discussion topics:

Marc Peoples: Best practices manual

Model the new manual after php.net/manual
Make the manual interactive
New site: unug.asu.edu

Dale Wutz: Summary from SANS conference

Info available on sans.org
"You can't stop the really bad guys... but you can slow them down"
Security policies :  be positive: More carrot than stick
Risk analysis
What would happen if something did happen?
Compare Net risks with  real-world risks
Crackers will look for the weakest link
Guard against social engineering
Guess passwords
Impersonate service personnel
Physical security
At setup
Install behind a firewall
Firewall dedicated to firewall services only!
Types of firewalls
port only
stateful inspection
Lock BIOS
Harden the OS (see SANS whitepapers)
Turn off unnecessary ports and services *before * hooking up
Backups/disaster recovery schemes & hardware
Test them before you rely on them
How hard is cracking see www.clickkiddie.net
Crypto
Steganography:  www.sans.org/infosecFAQ/covertchannels/steganography.htm
Embed data in the least significant bits of a file (i.e., an image, sound, or other multimedia)
Use public algorithms, never proprietary

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Updated: 12/03/01