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AES-128 CBC encryption : ciphertext size seems too large

encryption aes symmetric cbc blocksize

modified 20 hours ago Maarten Bodewes♦ 78.3k

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Are zero knowledge proofs alternative private key encryption?

encryption hash public-key zero-knowledge-proofs

answered 23 hours ago McFly 428

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What does TLS 1.2 mean by SHA functions?

encryption hash tls

answered yesterday Gilles 'SO- stop being evil' 14.4k

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103

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RSA algorithm implementation

encryption rsa public-key cryptanalysis decryption

modified yesterday Community♦ 1

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How do I derive the time complexity of encryption and decryption based on modular arithmetic?

encryption rsa complexity

modified 2 days ago fgrieu♦ 111k

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11k

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Is it possible to create a “digital seal” to tell if a document has been opened?

encryption public-key signature authenticated-encryption

answered 2 days ago LasVegasBret 1

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86

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RSA public key identification

encryption rsa public-key provable-security adversarial-model

answered May 6 at 14:21 poncho 120k

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480

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openssl encryption salt length

encryption openssl salt

modified May 5 at 2:01 Community♦ 1

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Is it cryptographically insecure to use fixed-length AES-GCM messages?

encryption aes

answered May 4 at 22:45 Gilles 'SO- stop being evil' 14.4k

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99

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Does watching Youtube generate entrophy

encryption random-number-generator entropy

answered May 3 at 19:41 Gilles 'SO- stop being evil' 14.4k

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Do I understand $P = NP$ correctly in relation to one-way functions?

encryption one-way-function functional-encryption

asked May 3 at 19:21 VLC 103

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Why aren't public-private keys sufficient to build a block chain? Why do we need proof of work/stake?

encryption public-key proof-of-work

answered May 3 at 3:30 Red Sun 1

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Which test suit is better to say if PRNG is CSPRNG:TestU01 or NIST?

encryption random-number-generator stream-cipher nist statistical-test

modified Apr 30 at 12:40 Paul Uszak 12.6k

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Is it possible to alter the plaintext message without altering the ciphertext?

encryption attack

answered Apr 29 at 12:11 Daniel Shiu 3,527

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