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Analysis of Instant Messenger Programs

Analysis of Instant Messenger Programs. Celia Hung and Nathan Miller ECE 478/578 Department of Electrical Engineering Oregon State University. Introduction. What is it?? Features Instant Messaging IM Images Voice/Video Chat Game Request File Transfer Application Sharing/Remote Access.

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Analysis of Instant Messenger Programs

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  1. Analysis of Instant Messenger Programs Celia Hung and Nathan Miller ECE 478/578 Department of Electrical Engineering Oregon State University

  2. Introduction • What is it?? • Features • Instant Messaging • IM Images • Voice/Video Chat • Game Request • File Transfer • Application Sharing/Remote Access

  3. AOL Instant Messenger (AIM) • 43.6 Million Users • Features • Instant Messaging • IM Images • Voice Chat • Game Request • File Transfer • File Sharing • FLAP and OSCAR • Authentication Protocol

  4. .NET Messenger • 18.5 Million Users • Features • Instant Messaging • Voice/Video Chat • Application Sharing • File Transfer • Remote Assistance • MSNP • Authentication Protocol

  5. ICQ (I Seek You) • 7.2 Million Users • Features • Instant Messaging • Voice/Video Chat • File Transfer • File Sharing • FLAP and OSCAR • Authentication Protocol

  6. Yahoo! Messenger • 11.9 Million Users • Features • Instant Messaging • IM Images • Voice Chat • Game Request • File Transfer • File Sharing • YMSG • Authentication Protocol

  7. Existing Security • Blocking • Ignoring • Firewall • Company Policy • Warning • Software

  8. Vulnerabilities • Worms • Trojan Horses • Hijacking • Denial of Service • Disclosure

  9. Solutions • Eliminate IM • Stronger Cryptography/Software • Trillian

  10. References • [1] “Cyber-attacks Batter Web Heavyweights.” www.cnn.com. February 2002. • [2] “Risk Eposure Through Instant Messaging and Peer-to-Peer (P2P) Networks.” Internet Security Systems. April 2002. • [3] “SecureIM.” www.trillian.cc • [4] Dalton, Curtis E. and Kannengeisser, William. “Instant Headache.” Info Security Magazine. August 2002. • [5] Gaudin, Sharon. “Norton Antivirus Attacks Instant Messaging.” www.instantmessaging.com. August 2002. • [6] Grimes, Roger A. "IM Security Primer." www.secadministrator.com. May 2002. • [7] Hindocha, Neal. “Instant Insecurity: Security Issues of Instant Messaging.” www.securityfocus.com. January 2003. • [8] Hindocha, Neal. “Threats to Instant Messaging.” Symantec Security Response. January 2003. • [9] Hu, Jim. “Worms Find Fertile Ground in IM.” www.cnetnews.com. August 2001. • [10] Shinder, Thomas. “How to Block Dangerous Instant Messengers Using ISA Server.” www.windowssecurity.com. July 2002. • [11] Thorsberg, Frank. “Is IM a Sieve for Corporate Secrets?” www.pcworld.com. July 2002. • [12] Varnosi, Robert. “The Problem with Instant Messaging Apps at Work.” www.cnet.com. August 2002

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