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Can I use PGP to sign a message without providing cryptographic non-repudation?

signature pgp non-repudiation

modified 13 hours ago fgrieu 79.9k

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61

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Generating a key pair using a signature generated by an existing key

elliptic-curves signature algorithm-design key-derivation key-generation

modified yesterday fgrieu 79.9k

2

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46

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Generating a small EDDSA curve

elliptic-curves signature elliptic-curve-generation

answered Feb 12 at 19:25 Adam Ierymenko 67

4

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222

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How CL-signature can act as positive & additive accumulator?

signature anonymity accumulators

answered Feb 12 at 4:07 Joho 1

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Using the same RSA key for verifying a website and digital signature

rsa cryptanalysis signature

answered Feb 9 at 1:35 Marc Ilunga 61

2

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1

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37

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How to identify RSASSA-PSS from rsaEncryption OID?

rsa signature certificates rsa-pss x.509

answered Feb 6 at 18:35 bartonjs 460

12

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2

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550

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What is the intuition for ECDSA?

signature dsa

modified Feb 5 at 18:47 puzzlepalace 2,817

4

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How can I hash an input into an arbitrary domain point?

hash signature sha-256 padding random-oracle-model

answered Feb 5 at 11:44 Ruggero 4,278

6

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0

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57

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Is it important to defend against key substitution attack in ECDSA?

elliptic-curves signature dsa

modified Feb 4 at 15:11 Ella Rose♦ 16.2k

2

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48

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Is padding of the digest needed in SHA256 with RSA-2048 scheme?

rsa signature sha-256

modified Feb 4 at 15:03 fgrieu 79.9k

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82

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How do I create a cryptographic signature and commitment scheme with accountable evidence?

signature zero-knowledge-proofs commitments

answered Feb 2 at 14:51 shumy 31

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Non-Repudiation vs Identity-Binding

signature security-definition non-repudiation

asked Feb 2 at 1:29 DannyNiu 1,192

10

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3

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Asymmetry between public key and private key: digital signatures use the private key for “encryption”?

encryption public-key signature

modified Jan 31 at 23:06 Ella Rose♦ 16.2k

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textbook RSA signature scheme security

rsa signature

modified Jan 30 at 15:17 Ron 1

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