New key type (ed25519) and private key format

[djm at mindrot.org (Damien Miller)]

On Sat, 7 Dec 2013, Damien Miller wrote:

> Hi,
> 
> Markus has just committed a few changes that add support for the Ed25519
> signature algorithm[1] as a new private key type. This algorithm has a
> few benefits: it is fast (comparable to ECDSA and RSA), offers 256-bit
> security

Turns out that I'm wrong about this: Ed25519 offers 128 bit security,
not 256.

-d