Questions tagged [ed448]

In cryptography, Curve448 or Curve448-Goldilocks is an elliptic curve potentially offering 224 bits of security and designed for use with the elliptic-curve Diffie–Hellman (ECDH) key agreement scheme.

Filter by
Sorted by
Tagged with
33 votes
2 answers

Elliptic curve ed25519 vs ed448 - Differences

Other than key size, What are some differences between the Elliptic curve ed25519 and ed448?
Nathan Aw's user avatar
  • 2,257
4 votes
3 answers

Order of Edwards curve and its twist

In Mike Hamburg's Ed448-Goldilocks, a new elliptic curve (eprint 2015, WECCS 2015) it is studied untwisted Edwards curves in the prime field $\mathbb F_p$ $$E_d:\,y^2+x^2\,=\,1+d\,x^2\,y^2$$ with ...
fgrieu's user avatar
  • 138k
4 votes
2 answers

Ed448 parameters wrong in RFC7748

When implementing and testing my own EdDSA program I found out that the old RFC7748 gives wrong parameters for Ed448/Edwards448. There is currently a new Draft were this is clarified: https://...
Habor's user avatar
  • 43