Hello,

The encryption mechanism is called DTLS-SRTP, and you might think of it best as 
just TLS over UDP. The certificate is dynamically generated by RTPEngine. It is 
somewhat simpler than what you might think of as full-blown TLS. The APIs used 
for this are indeed OpenSSL.

—
Sent from mobile, apologies for brevity and errors.

> On Apr 9, 2024, at 6:02 PM, David Cunningham via sr-users 
> <sr-users@lists.kamailio.org> wrote:
> 
> 
> Hello,
> 
> We're using kamailio, with rtpengine for RTP encryption/decryption. It works 
> fine but I would like to understand the integration better.
> 
> How does rtpengine get the TLS certificates, and what crypto library does it 
> use (openssl?).
> 
> Thank you in advance,
> 
> --
> David Cunningham, Voisonics Limited
> http://voisonics.com/
> USA: +1 213 221 1092
> New Zealand: +64 (0)28 2558 3782
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