What is a hash function? What is a message digest?
How is RSA used for encryption in practice?
What is a hash function ?
What is Mondex ?
What is a one-way function ?
What are biometric techniques ?
What are the most important attacks on MACs ?
What are visual secret sharing schemes?
What is shamirs secret sharing scheme?
What is SHS?
What are some other hard problems ?
Who needs a key?
Why use RSA rather than DES?