What are "stream" and "block" ciphers?
What key size should be used ?
What are the ecb and cbc modes?
How to find someone else?s public key ?
What are the advantages and disadvantages of public key cryptography compared with secret key cryptography ?
what is trapdoor and how does it works?
what is pretty good privacy?
WHAT IS A SAMPLE USER INTERFACE OF DES ENCRYPTION/DECRYPTION PROJECT?
whats cryptanalysis?
What are the counter and pcbc modes?
What is the life cycle of a key ?
What is nonlinear cryptography?
What are the cfb and ofb modes?