10,073 reputation
12451
bio website github.com/CodesInChaos
location Frankfurt, Germany
age
visits member for 3 years, 4 months
seen 17 hours ago

Sep
10
answered Hash function based on block cipher (and proof of security in the PRP model)
Aug
10
answered What is the fastest elliptic curve operation f(P) in affine coordinates such that f^n(P)=P only if n is large?
Aug
5
answered Finite fields in elliptic curve
Aug
2
answered Authenticated encryption mode for stream cipher?
Aug
2
answered Converting Ed25519 public key to a Curve25519 public key
Jul
31
answered Derive a key from public data using a secret master key
Jul
21
answered Does it make sense to block RSA keys under 1024 bits?
Jul
14
answered Building a hard to factor number without knowing its factorization
Jul
14
answered How does NaCL Poly1305 implementation do modular multiplication?
Jul
13
answered Efficient Incremental Updates to Large Merkle Tree
Jun
29
answered What type of groups does Microsoft's U-Prove use (Schnorr… etc?)
Jun
26
answered What should the size of the private exponents in Diffie-Hellman key exchange for TLS be?
Jun
14
answered Why is H(message||secret_key) not vulnerable to length-extension attack?
Jun
13
wiki created pki excerpt
Jun
13
wiki created pki description
Jun
9
answered “proof of access” schemes
Jun
5
asked Why use $(r,s)$ instead of $(r,s^{-1})$ as DSA signature?
Apr
14
answered How to use salt if I am sending hashed password?
Apr
12
answered Pseudo Random Generator (PRG) from Rabin function
Apr
10
answered AES Message Authentication Vulnerability