Re: DES and IDEA in the kernel _very_ broken! (was: DES code in the kernel)

Alan Cox (
Sat, 20 Jul 1996 22:14:53 +0100 (BST)

> Why not use blowfish? AFAIK, IDEA requires a license (at least, in order to
> be used legally).

IDEA has patent problems.

> And why not use OFB? Our Secure Comm group here (at Motorola) is switching
> to OFB mode for our new products. And the APCO-25 standard specifies OFB.
> I think I like your IV idea.

Ok whats OFB.. enlighten the non crypto folk