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  • Member for 9 years, 7 months
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8 votes
Accepted

Top notation as exponent

8 votes
Accepted

Is AES solvable by reducing to SAT?

8 votes

Using a single Ed25519 key for encryption and signature

8 votes
Accepted

How to find the order of a generator on an elliptic curve?

7 votes

Brute forcing an elliptic curve encrypted key

7 votes
Accepted

What is the importance of Rcon in Rjindael's key expansion from a security prespective?

7 votes

Elliptic curve point multiplication — who is wrong?

7 votes
Accepted

PRG - understanding the definition

7 votes
Accepted

Paillier paper: Number Theoretic Lemma doesn't seem to work

7 votes
Accepted

Are there post-quantum cryptosystems with a gap between classical and quantum security?

7 votes
Accepted

Factoring large $N$ given oracle to find square roots modulo $N$

7 votes
Accepted

Malleability of homomorphic encryption

6 votes
Accepted

HMAC ipad and opad choice

6 votes
Accepted

Why are there no MACs inspired by block cipher modes other than CBC and CFB?

6 votes

Why is the private key generated first in public key crypto?

6 votes
Accepted

How many bits of entropy would I get from 300 coin tosses?

6 votes
Accepted

How to create a PEM file for storing an RSA key?

6 votes
Accepted

What's the safest TrueCrypt algorithm and hash?

6 votes
Accepted

Name and security of these non-invertible functions?

6 votes
Accepted

Does knowing that the exponent is in a certain range help solving discrete log?

6 votes
Accepted

Small solutions to modular arithmetic linear congruence

6 votes

If A and B are co-primes, does Ax mod B (where x, any positive int) gives {0,1,2,....,B-1}?

6 votes

Is Elliptic Curve Diffie-Hellman (ECDH) still secure if I use the public key more than one time?

6 votes
Accepted

How to find the generator of an elliptic curve?

6 votes
Accepted

RSA: How to compute the number of possible plaintexts if $e$ is not coprime to $\varphi(n)$?

5 votes
Accepted

Short Weierstrass equation is non-singular for not 2 or 3 characteristic

5 votes

In RSA $(e,n)$, $(d,p,q)$, why does it work even if plaintext $M$ is not coprime with $n$?

5 votes

Is it possible for an element to be swapped with itself in RC4?

5 votes
Accepted

question about curve secp112r1

5 votes

Is it feasible to get a hash collision for CRC32, MD-5 and SHA-1 on one file?