[messaging] symmetric cyphers with independent key material

[Tom Ritter]

On 20 October 2015 at 12:02, Jeff Burdges <burdges at gnunet.org> wrote:
>
> Are there any good symmetric-ish cyphers that involve three or more
> steps with independent key material for each step?

Hadn't someone turned a normal SPN cipher (AES probably) into
something much more complicated by removing the key setup and using
fully independent round keys?  Would that be similar to what you're
after?

-tom