R.Churchhouse tous les livres
Codes and Ciphers
The design of code and cipher systems has undergone major
changes in modern times. Powerful personal computers have
resulted in an explosion of e-banking, e-commerce and
e-mail, and as a consequence the encryption of
communications to ensure security has ...
(paru le 19/03/2002, consulté 3372 fois)
Codes and Ciphers Julius Caesar, the Enigma and the internet
The design of code and cipher systems has undergone
major changes in modern times. Powerful personal computers
have resulted in an explosion of e-banking, e-commerce and
e-mail, and as a consequence the encryption of
communications to ensure security has ...
(paru le 15/03/2002, consulté 4519 fois)