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Active 1 Bountied Hot Week Month

1

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1

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53

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Inside attack (attack from participants) in secret sharing

modified 30 mins ago kodlu 13.2k

0

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0

answers

4

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How to encrypt files such that only certain people (changing over time) can unencrypt and view the file?

encryption pgp multi-signature

asked 34 mins ago Philip Rutovitz 101

0

votes

0

answers

5

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How secure is file-based encryption in Android?

encryption brute-force-attack scrypt

asked 38 mins ago beroal 211

0

votes

3

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458

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Need help cracking a Vigenère cypher with a period of 2

decryption vigenere

answered 39 mins ago Meir Maor 8,454

-1

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0

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47

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When will quantum computers break current cryptography?

post-quantum-cryptography quantum-cryptography quantum-cryptanalysis

modified 1 hour ago fgrieu♦ 109k

1

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3

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55

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Where is Challenge/Response and Certifcate Verification in TLS-DHE

diffie-hellman tls

answered 1 hour ago Zixi Sean 13

0

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1

answer

24

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AES GCM SIV implementation

encryption aes

answered 2 hours ago Ilmari Karonen 41.7k

0

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1

answer

88

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random mask reversible after homomorphic encryption

homomorphic-encryption randomness paillier

modified 2 hours ago kelalaka 30k

-3

votes

1

answer

137

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What is the symbolic solution?

elliptic-curves

modified 2 hours ago kelalaka 30k

0

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0

answers

16

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How secure is Encrypt-And-MAC?

authentication hmac provable-security mac authenticated-encryption

asked 3 hours ago HACKERALERT 169

1

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1

answer

58

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Uniqueness in modular artihmetic

rsa modular-arithmetic

modified 6 hours ago kelalaka 30k

0

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2

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192

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Non-repudiation isn't a part of cryptography?

terminology non-repudiation

modified 6 hours ago Patriot 2,049

1

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1

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51

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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 7 hours ago fgrieu♦ 109k

1

vote

2

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2k

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Why do these Python XTEA implementations require different deltas?

block-cipher implementation

modified 10 hours ago ranisalt 113

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