Tom Lane <t...@sss.pgh.pa.us> writes:
> As far as protocol version goes, I think our existing coding basically
> says "prefer newest available version, but at least TLS 1.0".  I think
> that's probably a reasonable approach.

The client side forces TLS 1.0:

        SSL_context = SSL_CTX_new(TLSv1_method());

In typical OpenSSL fashion, this does *not* mean 1.0 or higher.  It
means 1.0 exactly.

> If the patch exposed a GUC that set a "minimum" version, rather than
> calling out specific acceptable protocols, it might be less risky.

Not necessarily.  Someone might find a weakness in TLS 1.1 which is not
present in 1.0 because it involves a specific algorithm or mode that 1.0
does not support.

DES
-- 
Dag-Erling Smørgrav - d...@des.no


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