Re: Cipher modes

[John Kelsey]

At 01:56 AM 3/25/00 +0200, Marcel Popescu wrote:
...
>More specifically, what mode should I use for 3DES in Yarrow? [The Yarrow
>paper doesn't specify it.]

The Yarrow-160 paper specifies using 3DES in counter mode.  That is, you are
encrypting a 64-bit counter with 3DES to generate an output.  (You encrypt the
counter in ECB-mode.)  

>Thanks,
>Mark

--John