[openssl-users] Sign and verification using ECC 25519 curve- Bernstein

[Billy Brumley]

> > I am using Qnx 7.0.0 which make use of openssl 1.0.2j.
> >
> > Can you please confirm if I can use ECC related api from openssl which
> > is supported by openssl 1.1.0.
>
> OpenSSL 1.1.0 does not support sign/verify using 25519 (i.e. Ed25519).
> That is only available in OpenSSL 1.1.1.

Shameless self plug -- libsuola is an OpenSSL engine providing
curve25519 and ed25519 support for 1.0.2, 1.1.0, and 1.1.1:

https://github.com/romen/libsuola

With different "backends" including libsodium or formally verified HACL*.

BBB