... on network communications should tell you how this works.1 Information Security: The Big Picture - SANS GIAC © 2000 1 Information Security: The Big Picture – Part IIStephen Fried31 Information ... common network protocols.11 Information Security: The Big Picture - SANS GIAC © 200011 Security Organizations• Computer Security Institute (CSI) – www.gocsi.com• System Administration, Networking, ... Networking, and Security Institute (SANS) – www.sans.org• International Information System Security Certification Consortium (ISC)2– www.isc2.org• Information Security Forum (ISF) –www.securityforum.org•...