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Geoffroy Couteau's user avatar
Geoffroy Couteau's user avatar
Geoffroy Couteau's user avatar
Geoffroy Couteau
  • Member for 8 years, 4 months
  • Last seen this week
1 vote
Accepted

Given $P=xG$, prove in zero knowledge that I know $sqrt(x)$

4 votes

Examples of protocols that are insecure when run concurrently

2 votes
Accepted

current state of 3-SAT problem?

1 vote

Why do we use addition and multiplication in GMW protocol

4 votes

PRP, PRF change at next selection?

2 votes
Accepted

Time locked cryptography using Bitcoin difficulty param and/or smart contract?

8 votes

Why is a common reference string needed in zero knowledge proofs?

3 votes
Accepted

How would I prove a number is not within a range?

1 vote

RSA - Very big Modulus and Ciphertext

8 votes
Accepted

How does the random oracle model simplify proofs versus using the standard model?

4 votes
Accepted

What is the Knowledge Of Secret Key Assumption (KOSK)

1 vote

How does changing input size affect The Goldreich-Goldwasser-Micali Construction?

45 votes
Accepted

Is a hash a zero-knowledge proof?

0 votes
Accepted

Variants of universal composability in security proofs

8 votes

Symmetric Encryption in the P=NP world

1 vote

What are limitations of Universally Composable (UC) framework?

1 vote
Accepted

Does this equation hold in a bilinear map?

7 votes
Accepted

Is using quantum computing to break passwords non-sense?

3 votes
Accepted

Are multi move proof protocols still "sigma protocols"?

3 votes
Accepted

Aggregated encryption

4 votes
Accepted

Constructions of PRF (Pseudo Random Function)

15 votes
Accepted

Could Diffie-Hellman protocol serve as a zero-knowledge proof of knowledge of discrete logarithm?

3 votes
Accepted

Communication cost of Oblivious Transfer and OT Extension?

1 vote
Accepted

Proof of correctness of an ElGamal encryption given a specific public key

15 votes
Accepted

What is difference between Zero Knowledge proof and Zero Knowledge Proof of Knowledge?

2 votes
Accepted

Is a random permutation "hiding"?

6 votes
Accepted

Zero-knowledge proof with only a ciphertext

10 votes
Accepted

What is the difference between information-theoretic and perfect types of security?

8 votes
Accepted

Is Quadratic Arithmetic Program NP-complete?

2 votes
Accepted

Zero-knowledge proof for Paillier parameters

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