Cryptography
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vxek
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14 Questions

Score Activity Newest Views
9 votes
2 answers
2k views

What is largest prime factor in Diffie-Hellman?

3 votes
0 answers
63 views

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

3 votes
1 answer
2k views

What is Post-Compromise security exactly?

3 votes
1 answer
85 views

Correctness of signle-point Oblivious PRF

2 votes
1 answer
453 views

Clarification of Advantage vs Probability/Success of an Adversary

1 vote
0 answers
50 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
46 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
204 views

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

1 vote
0 answers
153 views

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

1 vote
1 answer
221 views

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

1 vote
3 answers
404 views

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

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
60 views

Is this an instance of a Diffie-Hellman problem?

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