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Active 1 Bountied Hot Week Month

0

votes

1

answer

454

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Need help cracking a Vigenère cypher with a period of 2

decryption vigenere

modified 1 hour ago Patriot 2,039

1

vote

1

answer

57

views

Uniqueness in modular artihmetic

rsa modular-arithmetic

modified 1 hour ago kelalaka 30k

0

votes

2

answers

188

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Non-repudiation isn't a part of cryptography?

terminology non-repudiation

modified 2 hours ago Patriot 2,039

1

vote

1

answer

50

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How is a generator found for a group, both in case of DH & ECDH?

elliptic-curves diffie-hellman group-theory

modified 3 hours ago fgrieu♦ 109k

1

vote

1

answer

51

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Inside attack (attack from participants) in secret sharing

modified 5 hours ago Patriot 2,039

1

vote

2

answers

2k

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Why do these Python XTEA implementations require different deltas?

block-cipher implementation

modified 6 hours ago ranisalt 113

3

votes

1

answer

31

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What are the implications of allowing a zero-length GCM nonce?

authenticated-encryption gcm nonce fips-140

answered 6 hours ago SEJPM♦ 41.9k

8

votes

2

answers

227

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Error-correcting Code VS Lattice-based Crypto

post-quantum-cryptography lattice-crypto hardness-assumptions code-based-cryptography

modified 8 hours ago Patriot 2,039

4

votes

1

answer

406

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Why is the re-encryption algorithm in Universal Re-encryption for Mixnets more complicated than apparently necessary?

elgamal-encryption mixnets universal-re-encryption

modified 8 hours ago Patriot 2,039

0

votes

0

answers

10

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All fully homomorphic encryptions (FHE) are converted into homomorphic commitments?

homomorphic-encryption commitments

asked 10 hours ago filter hash 31

0

votes

1

answer

39

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SHA-256 private/public coordinates to the PEM format

rsa signature sha-256

modified 16 hours ago Maarten Bodewes♦ 76.7k

0

votes

0

answers

26

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Diffie Hellman with Smartwatch

public-key diffie-hellman authentication key-exchange

modified 17 hours ago Daniel D. 1

3

votes

1

answer

168

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RSA Accumulators with auxiliary information or known trapdoor information

rsa accumulators

modified 17 hours ago Community♦ 1

2

votes

0

answers

24

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Yao's theorem for the uniform case

computational-complexity-theory

asked 21 hours ago BlackHat18 121

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