[RADIATOR] Request for TLS_SubjectAltNameDNS check
vartiait at open.com.au
Wed Feb 21 11:42:36 UTC 2018
> On 2 Nov 2017, at 12.06, Tuure Vartiainen <vartiait at open.com.au> wrote:
>> On 31 Oct 2017, at 16.34, Jan Tomasek <jan at tomasek.cz> wrote:
>> On 10/13/2017 06:57 PM, Tuure Vartiainen wrote:
>>>> On 11 Oct 2017, at 20.28, Jan Tomasek <jan at tomasek.cz> wrote:
>>>> Originally we were using hostnames, but as our eduroam federation
>>>> was growing Radiator start was going to be slower and slower. Delay
>>>> was indeterministic and was caused by hostname to IP translation,
>>>> so we switched to IP addresses. But IP addresses are complicating
>>>> peer verification. At this moment we are using TLS_ExpectedPeerName
>>>> but our peers sometimes try to use a certificate which has no right
>>>> SubjectDN, it would be better to be able to verify
>>>> SubjectAltName:DNS. Is there any chance to get this implemented?
>>>> Something like TLS_SubjectAltNameURI but for DNS?
>>> Radiator currently supports SubjectAltName:DNS when it’s an initiator
>>> for RadSec connection.
>> how to configure this? My problem is that I need to initiate RadSec connection by IP adress this way:
>> <Handler RecvFromAddress=/^(?!195.113.xx.x$)/o, Realm=vsup.cz>
>> Identifier vsup_cz
>> <AuthBy RADSEC>
>> Host 195.113.xx.x
>> Secret radsec
>> When I use HOST = IPaddress I've no option how to tell Radiator which value compare against SubjectAltName:DNS.
> SuljectAltName:DNS matches against configured Host, so it only works when using FQDNs.
> I changed the feature request to target adding TLS_SubjectAltNameDNS configuration option similar to
there’s now a new config option TLS_SubjectAltNameDNS in latest patches,
which can be used to define expected FQDN for SubjectAltName:DNS.
Tuure Vartiainen <vartiait at open.com.au>
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