A Unix network protocol security study: network information service. - David K. Hess; David R. Safford; Udo W. Pooch (Comput. Commun. Rev., 1992)

Secure RPC Authentication (SRA) for TELNET and FTP. - David Safford; Douglas Lee Schales; David K. Hess (USENIX Security Symposium, 1993)

The TAMU Security Package: An Ongoing Response to Internet Intruders in an Academic Environment. - David Safford; Douglas Lee Schales; David K. Hess (USENIX Security Symposium, 1993)

Texas A&M University Anarchistic Key Authorization (AKA). - David Safford; Douglas Lee Schales; David K. Hess (USENIX Security Symposium, 1996)