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| author | Niels Möller <nisse@lysator.liu.se> | 2020-01-02 19:51:24 +0100 |
|---|---|---|
| committer | Niels Möller <nisse@lysator.liu.se> | 2020-01-02 21:03:41 +0100 |
| commit | a148ed32b381a6294d0fcbd58e7198532c1bc709 (patch) | |
| tree | bd298338eb83ea894dd2243a708eb378f7ccf883 /nettle.texinfo | |
| parent | 42e410bf0c084b1352b235e7e190fa6406a11441 (diff) | |
| download | nettle-a148ed32b381a6294d0fcbd58e7198532c1bc709.tar.gz | |
Implement ed448-shake256
Diffstat (limited to 'nettle.texinfo')
| -rw-r--r-- | nettle.texinfo | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/nettle.texinfo b/nettle.texinfo index 2df85e77..65b36e31 100644 --- a/nettle.texinfo +++ b/nettle.texinfo @@ -5213,6 +5213,31 @@ Verifies a message using the provided public key. Returns 1 if the signature is valid, otherwise 0. @end deftypefun +Nettle also provides Ed448, an EdDSA signature scheme based on an +Edwards curve equivalent to curve448. + +@defvr Constant ED448_KEY_SIZE +The size of a private or public Ed448 key, 57 octets. +@end defvr + +@defvr Constant ED448_SIGNATURE_SIZE +The size of an Ed448 signature, 114 octets. +@end defvr + +@deftypefun void ed448_shake256_public_key (uint8_t *@var{pub}, const uint8_t *@var{priv}) +Computes the public key corresponding to the given private key. Both +input and output are of size @code{ED448_KEY_SIZE}. +@end deftypefun + +@deftypefun void ed448_shake256_sign (const uint8_t *@var{pub}, const uint8_t *@var{priv}, size_t @var{length}, const uint8_t *@var{msg}, uint8_t *@var{signature}) +Signs a message using the provided key pair. +@end deftypefun + +@deftypefun int ed448_shake256_verify (const uint8_t *@var{pub}, size_t @var{length}, const uint8_t *@var{msg}, const uint8_t *@var{signature}) +Verifies a message using the provided public key. Returns 1 if the +signature is valid, otherwise 0. +@end deftypefun + @node Randomness, ASCII encoding, Public-key algorithms, Reference @comment node-name, next, previous, up @section Randomness |