- Computer Security and Privacy
- Information Hiding
- Censorship-Resistant Technologies
- Multi-Agent Systems
- Simulation and Modeling
Awards & Honors
- Outstanding Service to the CS Department, Purdue University, 2013
- Outstanding Service to the CS Department, Purdue University, 2011
- Ph.D., Computer Science, Purdue University, 2015
- B.S. Computer Engineering, Texas A&M University, 2008
Philip Ritchey. "It's not about winning, it's about sending a message: hiding information in games." XRDS: Crossroads, The ACM Magazine for Students - The Complexities of Privacy and Anonymity, Vol. 20, No. 1, pp. 48-52, September 2013.
Philip Ritchey and Vernon Rego. "A Context Sensitive Tiling System for Information Hiding." Journal of Information Hiding and Multimedia Signal Processing, Vol. 3, No. 3, pp. 212-226, July 2012.
Philip Ritchey and Vernon Rego. "Hiding Secret Messages in Huffman Trees." In Proceedings of the International Conference on Intelligent Information Hiding and Multimedia Signal Processing (IIH-MSP), pp. 71-74, 2012.
Philip Ritchey and Vernon Rego. "Covert Channels in Combinatorial Games." In Proceedings of the International Workshop on Distributed Simulation and Online Gaming (DISIO 2012) - ICST Conference on Simulation Tools and Techniques (SIMUTools 2012), pp. 241-248, 2012.
Philip Ritchey, Jorge Ramos, and Vernon Rego, "A Framework for Synthetic Stego." In CSIIRW 09: Proceedings of the 5th Annual Workshop on Cyber Security and Information Intelligence Research, 2009.