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  • Member for 9 years, 6 months
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3 votes
Accepted

How to break RSA when $q = e^{-1} \bmod p$?

3 votes
Accepted

Finding tetration in a multiplicative group modulo p

3 votes
Accepted

Isomorphism of Curve25519 and Ed25519?

3 votes

Abelian groups in Elliptic curves

3 votes
Accepted

Is RC4 cipher just xoring plaintext with a random sequence seeded by key?

3 votes
Accepted

what is it called when encrypt('a') || encrypt('a') == encrypt('aa')?

3 votes

Authenticate a short message with redundant encryption instead of using a MAC?

3 votes
Accepted

Why are modes of operation used, what attacks do they prevent?

3 votes

Why is this a fix to Bleichenbacher's attack?

3 votes

Algorithm for factoring a number $n$ of a specific form given $n$ and $\varphi(n)$

3 votes
Accepted

Doubling a point on an elliptic curve

3 votes
Accepted

Discrete Logarithm (512 bits numbers) - Find exponent parameter

3 votes
Accepted

AES/DES question about determine a key

3 votes
Accepted

Implementation of ECC over binary field

3 votes
Accepted

Diffie-Hellman secret key choices

2 votes

Why does a non-prime DH modulus creates a "NOBUS" backdoor

2 votes
Accepted

How do we calculate DHKey using A's public key and B's private key?

2 votes
Accepted

Multiplying integers modulo $2^{255}-19$ using the Curve25519 polynomial reduction algorithm

2 votes

Are there transitive ciphers (either symmetric and asymmetric)

2 votes
Accepted

ssh-keygen DH Primality Testing

2 votes

Average/approximate difference in value between valid consecutive $x$ coordinates in ECC?

2 votes
Accepted

How to perform homomorphic multiplication in ElGamal?

2 votes

Is my method symmetric encryption?

2 votes
Accepted

How to implement homomorphic multiplication for Elgamal?

2 votes

Polynomial Modulus

2 votes

Proving the semantic security of the One Time pad

2 votes

DSSP reduction to DSSI

2 votes
Accepted

Encryption algorithm where proving the decryption is equal to spoiling the key?

2 votes
Accepted

If a curve $E/\mathbb{F}_q$ is secure, what can be said about $E/\mathbb{F}_{q^2}$

2 votes
Accepted

When is a PQ key-exchange algorithm suitable for use with long-term static keys?