Re: Enable SSLv3 in Postfix

2017-10-05 Thread Sam Varshavchik
Cristian Sava writes: I don't see any mention that glibc-2.25 has disabled SSLV3 and glibc.spec does not seem to disable it. Am I missing something? Maybe that's because glibc don't give a fig about SSL. I really haven't been paying much attention, but I must've been out of town when glibc

Re: Enable SSLv3 in Postfix

2017-10-05 Thread Ed Greshko
On 10/05/17 10:45, Samuel Sieb wrote: > On 10/04/2017 04:15 PM, Nelson Crosby wrote: >> Because Legacy Software, I need to be able to support SSLv3 on my >> Postfix server. From what I can figure, however, this is disabled >> in the SSL library itself, as I still cannot get a successful >> handshak

Re: Enable SSLv3 in Postfix

2017-10-04 Thread Cristian Sava
On Thu, 2017-10-05 at 18:46 +1300, Nelson Crosby wrote: > ... However, with the following in > `/etc/postfix/main.cf`: > > smtpd_tls_mandatory_protocols = !SSLv2 > smtpd_tls_protocols = !SSLv2 > > I can run `postconf -d` and get this output: > > smtpd_tls_mandatory_protocols = !SSLv

Re: Enable SSLv3 in Postfix

2017-10-04 Thread Jon LaBadie
On Thu, Oct 05, 2017 at 06:46:10PM +1300, Nelson Crosby wrote: > On 05/10/17 15:45, Samuel Sieb wrote: ... > > It *has* been suggested to me that Postfix might be inserting `!SSLv3` > because > OpenSSL doesn't have that support compiled in. I think this might not be the > case, as I can set `smtpd

Re: Enable SSLv3 in Postfix

2017-10-04 Thread Nelson Crosby
On 05/10/17 15:45, Samuel Sieb wrote: Just speculating, but if SSLv3 is disabled by default in the library, this is not likely to work.  What happens if you put SSLv3 on that line instead? The default is: smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3 Which indicates that SSLv2 and SSLv3 a

Re: Enable SSLv3 in Postfix

2017-10-04 Thread Samuel Sieb
On 10/04/2017 04:15 PM, Nelson Crosby wrote: Because Legacy Software, I need to be able to support SSLv3 on my Postfix server. From what I can figure, however, this is disabled in the SSL library itself, as I still cannot get a successful handshake with the following configuration line, which see

Re: Enable SSLv3 in Postfix

2017-10-04 Thread Ed Greshko
On 10/05/17 07:15, Nelson Crosby wrote: > Because Legacy Software, I need to be able to support SSLv3 on my > Postfix server. From what I can figure, however, this is disabled > in the SSL library itself, as I still cannot get a successful > handshake with the following configuration line, which se

Enable SSLv3 in Postfix

2017-10-04 Thread Nelson Crosby
Hi all. Because Legacy Software, I need to be able to support SSLv3 on my Postfix server. From what I can figure, however, this is disabled in the SSL library itself, as I still cannot get a successful handshake with the following configuration line, which seems to me like it should be enough to e