Henry Beker

Secure Speech Communications

Fred Piper, Henry Beker, F. Piper, 1985 .

2-Designs Having an Intersection Number k - n

Henry Beker, 1980, J. Comb. Theory, Ser. A.

Some Designs Which Admit Strong Tactical Decompositions

Fred Piper, Henry Beker, 1977, J. Comb. Theory, Ser. A.

Cipher Systems: The Protection of Communications

Henry Beker, Frederick Charles Piper, J. E Hopkins, 1982 .

Combinatorics: Shift register sequences

Fred Piper, Henry Beker, 1981 .

Key Management for Secure Electronic Funds Transfer in a Retail Environment

Michael Walker, Henry Beker, M. Walker, 1985, CRYPTO.

Keeping security in perspective

Henry Beker, 1988, Comput. Law Secur. Rev..