Philip R. Zimmermann · Philip Zimmerman · Philipp Zimmermann · Philippe Zimmern
Art d'Ameublement · Warthman Associates
| Titel | ISBN-13 (ISBN-10) | Erschei- nungsjahr | |
|---|---|---|---|
| PGP. Pretty Good Privacy | 978-3-9802182-7-6 (3-9802182-7-9) | 1999 | |
| PGP. Pretty Good Privacy | 978-3-9802182-5-2 (3-9802182-5-2) | 1997 | |
| Pretty good privacy 3.0 pre-alpha source code, preliminary release 1.1: Distributed at the December 14, 1996 Public Cyberpunks Meeting | 978-0-9649654-2-3 (0-9649654-2-9) | 1996 |