The best method is to not have the SSL certificate and key on the server to
begin with. I use a non-ip based ssl accelerator.

Michael Sierchio wrote:

> Eric Rescorla wrote:
>
> > This isn't a MITM attack, however.
>
> Sorry, Eric --  if you don't know or trust the signer, then you only
> know that the presenter (could be a MITM) has the private key associated
> with the pubkey in the cert.  This means that a MITM attack is entirely
> possible.  Trust in the CA is required to assure the binding of the
> SubjectPublicKeyInfo to the DN.  That's the feature that prevents
> the MITM attack.  There's also the convention among browser implementations
> that the CN should be the FQHN, which is a PITA for numerous reasons.
>
> Of course, your browser presents no warnings whatsoever for certs
> signed by any number of CAs that are "trusted" simply because their
> root certs are bundled with the browser.  And unless you manually
> retrieve a CRL,  you only know that a cert was valid when it was
> issued.
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