[OpenSIPS-Users] Stir_shaken signature length

[Calvin Ellison]

On Mon, Apr 13, 2020 at 8:13 AM Saint Michael <venefax at gmail.com> wrote:
> I am trying to do the same. The question I need to ask here is: how do you generate the signature from the certificate, the caller ID and the destination number?
> I have the API working in staging mode, but now I need to really sign a call and send it forward with Opensips 2.4.7

For 2.4.x you could try using the exec module with a CLI tool, or an
external HTTP API. A C Library with CLI and HTTP server was posted to
the VoceOps mailing list in January:

https://puck.nether.net/pipermail/voiceops/2020-January/008264.html

https://github.com/asipto/secsipidx