just to confirm Ubuntu 16.04 - openssl 1.1.1 yes I can restrict TLS to 1.2 

Rgds
alex


On Thu, 28 Nov 2019 at 13:03, Alex Sharaz <alex.sharaz@york.ac.uk> wrote:
Cool!
many thanks


On Thu, 28 Nov 2019 at 12:23, Fabian Mauchle <fabian.mauchle@switch.ch> wrote:
On 28.11.19, 13:00, "radsecproxy on behalf of Alex Sharaz" <radsecproxy-bounces@lists.nordu.net on behalf of alex.sharaz@york.ac.uk> wrote:

    Having a senior moment, how do you specify tls 1.2 in openssl.cfg ?

Without having tested it, my latest Debian stable (buster) has in /etc/ssl/openssl.cnf:

[system_default_sect]
MinProtocol = TLSv1.2

According to the openssl source code, there is also a 'MaxProtocol' option.

BR,
Fabian


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