[Discuss] Yahoo and Exim4 configuraiton

[nuno at aeminium.org (Nuno Sucena Almeida)]

On 05/16/2014 11:53 AM, Richard Pieri wrote:
> Not a misconfiguration per se. exim4's TLS key exchange wants at least
> 1024 bits of prime number by default but Yahoo is using fewer bits than
> that. You can change this in your local exim4 config with the
> TLS_DH_MIN_BITS setting (a value of 512 should work for Yahoo).

Unfortunately it's not only yahoo, a few (ton?) of other providers have
the same issue, since I ran into this same problem some time ago. Add to
that the crappy cryptos that yahoo, google et al fall back to, it almost
seems that the email encryption is just for show...

Nuno

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