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DrLecter's user avatar
DrLecter's user avatar
DrLecter's user avatar
DrLecter
  • Member for 10 years, 8 months
  • Last seen this week
  • Munich, Germany
4 votes
Accepted

What is a Trapdoor in Merkle Signature?

2 votes

Private Information Retrieval with a pre-prepared database

4 votes

Are hash trees an alternative, quantum-resistant signature scheme which can replace RSA?

8 votes
Accepted

When using Curve25519, why does the private key always have a fixed bit at 2^254?

2 votes
Accepted

Elliptic Curve Encryption Ciphertext Size

6 votes

What happens when a root CA has its private key compromised?

4 votes

Can you explain partial private key extract algorithm in certificateless Public key cryptography?

2 votes

PPT eavesdroper able to output $m_{0}$ and $m_{1}$ of different lengths

3 votes

Why is $-1$ an illegal message in the Goldwasser-Micali Encryption Scheme

1 vote
Accepted

How to pass an arbitrary signature to a certificate

1 vote

Verification of identity by certification authority

7 votes
Accepted

Is multiplicative secret sharing secure?

7 votes

Why $n=pq$ with $p=2p'+1$ and $q=2q'+1$ instead of just $n=p'q'$ for RSA crypto?

3 votes

In Elgamal, the generator g is always quadratic non-residue modulo p where p is a safe prime and inverse of g can be also generator?

6 votes

What is the definition of "security beyond the birthday paradox"?

2 votes
Accepted

What does the linear assumption over bilinear groups mean?

2 votes

Is there proof to the relation between the gap Diffie-Hellman problem and the the Cha-Cheon signature scheme?

2 votes
Accepted

Can you help me understand pairing $e:G \times G \to G_T$ and ( Decision) BDH assumption?

1 vote
Accepted

DSA generate signature and verify

1 vote
Accepted

Where does the meaning of reduction to a hard problem lie?

3 votes
Accepted

Decrypting without using the private key

0 votes
Accepted

Blind Signatures

7 votes
Accepted

post-quantum threshold secret sharing

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