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visits member for 1 year, 10 months
seen Mar 20 at 18:46
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17 Posts

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Mar
11
 answered Diffie-Hellman key agreement with both Server Authentication and Perfect Forward Secrecy
Mar
9
 asked Can one detect if two pairs of elements in Zp have the same exponential relation?
Feb
23
 asked How hard is a known prefix hash preimage attack?
Feb
22
 asked Why nobody considers counter re-keying as a standard Block Cipher Mode?
Jan
28
 asked How is the x coordinate of a “point at infinity” encoded in a Secp256k1 signature?
Oct
31
 asked Is there a practical zero-knowledge proof for this special discrete log equation?
Oct
30
 asked How can I prove in zero knowldege that an ElGamal shuffle is correct for a special setting?
Oct
29
 asked Can ElGamal encryption and ElGamal signatures be used together sharing the same key-pairs?
Oct
11
 asked Is there a public key semantically secure cryptosystem for which one can prove in zero knowledge the equivalence of two plaintexts?
Oct
9
 answered What is the theoretical and practical status of mental poker?
Sep
12
 asked Is there a method to break an EC curve for all key-pairs (Q,d) such that (Q=d*G) faster than breaking every single key-pair?
Feb
2
 asked What type of hash functions provides non-malleability of hash digests?
Aug
30
 asked What is the signature scheme with the fastest batch verification protocol for multiple signers?
Aug
29
 asked Is there a cumulative commitment scheme?
Aug
12
 answered Applications of Group Ciphers
Aug
9
 asked Is the Representation Problem hard on elliptic curves?
Aug
3
 asked Is SHA-512 bijective when hashing a single 512-bit block?