[SR-Users] authentication for client applications

[Juha Heinanen]

David Thomson writes:

> Is it possible to include a public key and digital signature in the
> register events and have kamailio perform the transformation to
> validate the client's identity?  If so which module provides such
> functionality?  Has something like this been implemented in the past?

if you put signature info in some custom header of sip request, kamailio
has many ways to pass that info to external server that performs
validation unless a straight db query directly from kamailio is not
enough.

-- juha