Are one-time pads really unbreakable?
Is DES available in software?
What are some group-theoretic properties of product ciphers?
Name different asymmetric ciphers?
Which of the two ciphers have the larger key space?
What is triple DES?
What are typical key spaces for symmetric and asymmetric ciphers?
Can DES be used to protect classified information?
What are the most important attacks on stream ciphers ?
Is ECB cipher mode faster than CBC ?
What makes a product cipher secure?
Is the IAIK-JCE implementation tested on platforms like SUN solaris, Macintosh (OS 7.5, 8.0), HP-UX (10.x)?
Exactly how strong are these ciphers?