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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
3 votes

Is it possible to weaken a bitcoin private key by “using” it elsewhere?

1 vote
Accepted

Times of nested algorithms in proofs of security

3 votes
Accepted

Implementing AugPAKE over ECC

3 votes
Accepted

Is a random oracle controled by the challenger?

5 votes
Accepted

How can I find the order of the group that an elliptic curve is defined over?

3 votes
Accepted

Difference between known-plaintext attack and forward search attack

4 votes

How can I show that the DDH problem is self-reducible?

9 votes
Accepted

Mapping of message onto elliptic curve and reverse it?

6 votes
Accepted

Why Victor must not know which tunnel Peggy chooses?

4 votes
Accepted

Given p and q of DSA how do you show they are prime?

3 votes
Accepted

How to calculate the maximum output size for data encrypted with a RSA Private Key?

3 votes

why inverse in diffie-hellman protocol will not give same value?

13 votes

Certificateless cryptography

3 votes
Accepted

What key exchange protocols give Forward-Secrecy resisting future progress?

3 votes

Convincing "someone" on the (in)validity of DH tuple without revealing $u,v$

3 votes
Accepted

Is there an encyption scheme that combines additive homomorphism with ability to proxy re-encrypt?

1 vote

Signature based on public key cryptography and forgery

4 votes
Accepted

Is ed25519 a "hash signature"

1 vote

Shamir's ID based signatures - Notation issues

1 vote
Accepted

Secrete message sharing using N private keys

1 vote

Finding if exponent share is present in dlog instance

3 votes
Accepted

Is there a method to combine encryption and ring signing?

2 votes

How can we sign a contract digitally between two parties?

5 votes

ElGamal with elliptic curves I

3 votes
Accepted

Needed: signature over a collection of hashes

7 votes
Accepted

Why is a simple hash into $G_2$ for (certain) pairing based crypto not possible?

4 votes

Encryption of a number with RSA bigger than $n$

0 votes
Accepted

Shamir's ID based signatures

2 votes
Accepted

ElGamal encryption with private key

2 votes
Accepted

when to do elgamal exponentiation computation

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