Re: Crypto Mini-FAQ

"Roger Schlafly" <[EMAIL PROTECTED]> wrote in message news:<[EMAIL PROTECTED]>...
> Crypto Mini-FAQ
[snip]

Err.. is there a reason you dropped the Last-Modified date? :)
It is quite useful for detecting changes...  Sure, diff(1) is fine,
but a Last-Modified header is a bit easier to use IMHO :)

> Q: How do I put these algorithms together in a system?
> 
> Typically you use a recipient public key to establish a cipher key,
> and then use the cipher key to encrypt the bulk of the message. The
> integrity of the message is assured by included an MAC of the
> message. The authenticity of the send is assured by a digital

Just a minor nit - did you mean to say 'of the sender' here?

> signature and some certificates. You could look at something like
> SSL or S/MIME for an example, although these are not really good
> starting points for designing a new system.

Thanks for maintaining this FAQ!

G'luck,
Peter