> > Do you think keysize is more important than choosing a cipher which
> > made it further in the AES-contest and therefore using Anubis with
> > 320bit would be a better choice than AES or Twofish with 256bit?
I think a 256 bit cipher has 2^256 combinations or 115792089237316195423570985008687907853269984665640564039457584007913129639936
I think a 320 bit cipher has this many combinations: