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Mar
7
revised Affine cipher: calculate the key from a known plaintext/ciphertext pair
edited tags
Mar
7
revised How many oracle calls to break an affine cipher in a chosen plaintext attack?
edited tags
Mar
7
revised Affine cipher and plaintext attacks, how to find the base modulo?
edited tags
Mar
7
revised Prove that the affine cipher over Z26 has perfect secrecy if every key is used with equal probability of 1/312
edited tags
Mar
7
revised Cryptanalysing Affine cipher
edited tags
Mar
7
revised Affine Cipher over an Affine cipher
edited tags
Mar
7
revised Decrypt affine cipher given encryption key
edited tags; edited title
Mar
7
revised Knowing the key, how do I decrypt the affine cipher?
edited tags; edited title
Mar
7
revised How to salt PBKDF2, when generating both an AES key and a HMAC key for Encrypt then MAC?
deleted 14 characters in body
Mar
6
revised Why is $Mac_k(m_1||m_2) = ⟨F_k(m_1), F_k(m_1 \oplus \overline{m_2})⟩$ not a secure MAC?
added 15 characters in body; edited title
Mar
6
revised Why is $Mac_k(m_1||m_2) = ⟨F_k(m_1), F_k(m_1 \oplus \overline{m_2})⟩$ not a secure MAC?
added 229 characters in body
Mar
6
revised Why is $Mac_k(m_1||m_2) = ⟨F_k(m_1), F_k(m_1 \oplus \overline{m_2})⟩$ not a secure MAC?
added 229 characters in body
Mar
1
revised Does SIV mode work for asymmetric crypto?
edited title
Feb
24
revised Is it secure to send the hash along the message without encryption?
edited tags
Feb
24
revised Is it secure to send the hash along the message without encryption?
rolled back to a previous revision
Feb
24
revised Is it secure to send the hash along the message without encryption?
edited tags; edited title
Feb
23
revised What happens when cbc+hmac get a replay attack?
added 16 characters in body
Feb
23
revised Do Brute-Force Attacks and Cryptanalysis refute Kerckhoffs's principle?
added 20 characters in body
Feb
23
revised Can Winternitz be easily converted to a many-time encryption scheme?
added 120 characters in body
Feb
23
revised Adding tweak to a block cipher
added 7 characters in body