[issue1926] NNTPS support in nntplib

Julien ÉLIE report at bugs.python.org
Fri Nov 5 20:31:05 CET 2010

Julien ÉLIE <julien at trigofacile.com> added the comment:

Hi Steven,

I agree with what you suggest for the implementation.

> Is there a case where a server advertises STARTTLS
> and one would not use it?

Yes, the overhead added by the encryption.  It is what people usually mention for the reason not to use it.
However, the TLS protocol allows to negotiate compression; in this case, it is very powerful!  LIST ACTIVE answers are for instance a lot faster.  The same for OVER answers.


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