9,467 reputation
12346
bio website github.com/CodesInChaos
location Frankfurt, Germany
age
visits member for 3 years
seen 2 hours ago

Nov
18
answered Efficient parameters for group Diffie-Hellman
Nov
13
answered Is there a proof for showing any cryptogram is crackable?
Nov
10
answered Can two people with different one time pads securely exchange a message like this?
Oct
31
answered How to calculate entropy of a combined key
Oct
24
answered How to design a cryptographically secure file hosting service
Oct
23
answered Can I use the ChaCha core as a 256-bit to 256-bit one-way function?
Oct
21
answered Security considerations on “expand 32-byte k”-magic number in the Salsa20 famility of stream ciphers?
Oct
12
answered Why does NaCl's crypto_secretbox for xsalsa20-poly1305 require the first 32 bytes to be zero?
Oct
6
answered How does one deal with a negative “d” in RSA?
Sep
20
answered Can someone explain how this unpadded RSA formula works?
Sep
13
answered Salsa20 in Davies-Meyer mode with a fixed key (message): is it one-way?
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?