Timing is everything. - Nathan Friess; Ryan Vogt; John Aycock (Comput. Secur., 2005)

Inverse Geolocation: Worms with a Sense of Direction. - Randal Acton; Nathan Friess; John Aycock (IPCCC, 2007)

Global-scale Anti-spam Testing in Your Own Back Yard. - Margaret Nielsen; Dane Bertram; Sampson Pun; John Aycock; Nathan Friess (CEAS, 2008)

A Multi-Agent Approach to Testing Anti-Spam Software. - Nathan Friess; Heather Crawford; John Aycock (DEXA Workshops, 2009)