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8 votes
1 answer
710 views

Why does Ed25519 use a twisted Edwards curve rather than a regular Edwards curve?

3 votes
2 answers
1k views

Security of McCallum-Relyea exchange

1 vote
1 answer
66 views

Secp256k1 giving y-value for inverse of point

0 votes
0 answers
16 views

Safety per bit DHKA and ECDH

1 vote
0 answers
73 views

Is generating random blake256 hashes until packed points is on the curve, a safe algorithm to avoid the discrete log between the generated points?

3 votes
1 answer
257 views

Why we use specifically Jacobian Groups for HECC?

1 vote
1 answer
72 views

Scalars that are both Additive and Multiplicative inverses on secp256k1

15 votes
2 answers
26k views

ECDSA Signature R|S to ASN1 DER Encoding question

3 votes
2 answers
209 views

Size of $E$ over $\mathbb{F}_p$ contains $p+1$ points

7 votes
2 answers
2k views

Difficulty of Reversing Elliptic Curve

4 votes
2 answers
2k views

Find ECDSA PrivKey to PubKey = 0

0 votes
1 answer
108 views

Elliptic Curve Cryptography: Point Multiplication by 3 on secp256k1 Curve

-2 votes
3 answers
168 views

can we modify the prime field by increasing it in secp256k1?

1 vote
2 answers
130 views

Example of elliptic curves endomorphism construction

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