vxek's user avatar
vxek's user avatar
vxek's user avatar
vxek
  • Member for 4 years
  • Last seen this week
9 votes
2 answers
2k views

What is largest prime factor in Diffie-Hellman?

4 votes
1 answer
2k views

What is Post-Compromise security exactly?

3 votes
0 answers
75 views

Difference between group key agreement, group key sharing, group key distribution and group key establishement

3 votes
1 answer
99 views

Correctness of signle-point Oblivious PRF

2 votes
1 answer
701 views

Clarification of Advantage vs Probability/Success of an Adversary

1 vote
3 answers
413 views

Is collision resistant hash enough for one-block counter mode?

1 vote
1 answer
104 views

finding r-th root in $\mathbb{Z}/n\mathbb{Z}$

1 vote
1 answer
69 views

Amplifying the completeness and soundness of a proof scheme

1 vote
0 answers
53 views

How hard will it be to solve an equation in elliptic curve group/ cyclic group where Discrete Logarithm is hard?

1 vote
0 answers
48 views

what is the probability for an adversary to find the new key after adding new entropy in a group where computational diffie hellman is hard?

1 vote
1 answer
253 views

Do all PAKE assume that all parties already have a password?

1 vote
0 answers
163 views

is it possible to achieve authenticated key agreement without using PKI or pre-shared secret?

1 vote
1 answer
342 views

is coin-tossing an instance of secure computation (MPC, 2PC, etc.)?

0 votes
1 answer
34 views

Can the runtime of a reduction help an adversary distinguish the reduction from the adversary's challenger?

0 votes
0 answers
34 views

How to factor $n = p.q$, where $p,q$ are primes, knowing a multiple of $\mathrm{lcm}(p-1, q-1)$? [duplicate]

0 votes
1 answer
53 views

Is there a name for an encryption scheme that do not return $\bot$ when a different key is used during decryption?

0 votes
1 answer
62 views

Is this an instance of a Diffie-Hellman problem?