Why is this not a viable key exchange algorithm?
3487
Can two people with different one time pads securely exchange a message like this?
141256
Is modern encryption needlessly complicated?
31082
PBKDF2 uses HMAC-SHA1 to generate keys, but what is the key for the HMAC?
76407
Why doesn't this dummy mutual authentication protocol provide mutual authentication?
126908
Is it possible for an encryption method to exist which is impossible to crack, even using quantum computers?
23058
How is HMAC(message,key) more secure than Hash(key1+message+key2)
53294
Why can't we reverse hashes?
38154
How to verify a number encrypted with an unknown key
84399
Why is plain-hash-then-encrypt not a secure MAC?
107062
Why is Diffie Hellman used alongside public keys?
79726
Inverse public-key encryption
35218
Are there any practical implementation of a homomorphic hashing or signature scheme?
124568
How can I create a keystore?
126754
Two mutually untrusted parties want to exchange data: how to ensure each one gets the data it needs?
68195
Is there a standard for public key encrypting and signing short messages?
107610
What primitives are needed to generically implement public-key cryptography?
86424
Given enough RSA signature values, is it possible to determine the public key value?