Tue, Apr 27, 2004 at 08:50:59PM -0400, Steven M. Bellovin:
> In message <20040428000409.GK339@shrubbery.net>, john heasley writes:
> >tcp(4):
> >
> >           algorithm       keylen (bits)
> >           tcp-md5         8 to 640        tcp: rfc2385
> >
> >Is that corrent, a minimum length of 8?  Though silly, afaik all the
> >router implementations i've touched have a minimum length of 1.
> >
> Actually see RFC 3562 for guidance.  Also note that this is *bits* -- 
> do the routers really permit a single-bit "key"?  (I hesitate to use 
> the word "key" for something that short!)

John just needs to step away from the keyboard for a while.  Sorry
for the noise.