Re: Simple Commerce Messaging Protocol

Rik Drummond wrote:

> Thanks Tom.  Non-repudiation is supported with the current EDIINT spec. and
> this list workgroup's efforts. Quality of service can be handled by
> http/posts. Does SSL offer safety against man-in-the-middle attacks?
Yes. That was one of the design points of SSL. (and also why proxy servers can
only pass SSL traffic, not cache it).

SSL also defends against replay attacks.  It would be pretty useless if it
didn't provide these functions.