A study of numerical methods for solving differential equations. - Paul D. Williams (ACM National Meeting, 1958)

CDIS: Towards a Computer Immune System for Detecting Network Intrusions. - Paul D. Williams; Kevin P. Anchor; John L. Bebo; Gregg H. Gunsch; Gary B. Lamont (Recent Advances in Intrusion Detection, 2001)

The computer defense immune system: current and future research in intrusion detection. - Kevin P. Anchor; Paul D. Williams; Gregg H. Gunsch; Gary B. Lamont (IEEE Congress on Evolutionary Computation, 2002)

An artificial immune system architecture for computer security applications. - Paul K. Harmer; Paul D. Williams; Gregg H. Gunsch; Gary B. Lamont (IEEE Trans. Evol. Comput., 2002)

CuPIDS: Increasing information system security through the use of dedicated co-processing - Paul D. Williams (2005)

Assessing the Accuracy of Ancestral Protein Reconstruction Methods. - Paul D. Williams; David D. Pollock; Benjamin P. Blackburne; Richard A. Goldstein (PLoS Comput. Biol., 2006)

Using Relocatable Bitstreams for Fault Tolerance. - David P. Montminy; Rusty O. Baldwin; Paul D. Williams; Barry E. Mullins (AHS, 2007)

Use of Trust Vectors for CyberCraft and the Limits of Usable Data History for Trust Vectors. - Michael Stevens; Paul D. Williams (CISDA, 2007)

An artificial immune system-inspired multiobjective evolutionary algorithm with application to the detection of distributed computer network intrusions. - Charles R. Haag; Gary B. Lamont; Paul D. Williams; Gilbert L. Peterson (GECCO (Companion), 2007)

A Hardware-based Architecture to Support Flexible Real-Time Parallel Intrusion Detection. - Stephen Mott; Samuel Hart; David P. Montminy; Paul D. Williams; Rusty O. Baldwin (SoSE, 2007)

CuPIDS: An exploration of highly focused, co-processor-based information system protection. - Paul D. Williams; Eugene H. Spafford (Comput. Networks, 2007)

Cyberspace Policy For Critical Infrastructures. - Dorsey Wilkin; Richard A. Raines; Paul D. Williams; Kenneth M. Hopkinson (Critical Infrastructure Protection, 2008)

Software Cannot Protect Software: An Argument for Dedicated Hardware in Security and a Categorization of the Trustworthiness of Information. - Matthew Judge; Paul D. Williams; Yong Kim; Barry E. Mullins (WISTP, 2008)

Integrating trust into the CyberCraft Initiative via the Trust Vectors model [Application Notes]. - Michael Stevens; Paul D. Williams; Gilbert L. Peterson; Stuart H. Kurkowski (IEEE Comput. Intell. Mag., 2008)

Voice and video capacity of a secure IEEE 802.11g wireless network. - Barry E. Mullins; Jason R. Seyba; Richard A. Raines; Benjamin W. P. Ramsey; Paul D. Williams (ACM SIGMOBILE Mob. Comput. Commun. Rev., 2009)

Prospects for trachoma elimination through mass treatment targeted at children. - Roger Ying; Paul D. Williams; Nargesalsadat Dorratoltaj (SpringSim (ADS), 2016)