Academic Press · Oxford University Press
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Cryptography and Coding | 978-0-19-853623-9 (0-19-853623-2) | 1989 | Henry J. Beker |
| Cryptography: A Very Short Introduction | 978-0-19-280315-3 (0-19-280315-8) | 2002 | Sean Murphy |
| Secure Speech Communications | 978-0-12-084780-8 (0-12-084780-9) | 1985 | Henry J. Beker |
C.P. · "F.C." · F.C. Piper · F. Piper · Fred Piper