Invalid description, no fingerprint attribute

[nickdesaulniers]

another thing missing from the SDP, after #25

[nickdesaulniers]

looks like FF uses sha-256 with a unique fingerprint (so unique cert?) for every call

[nickdesaulniers]

I don't think FF even checks this. It looks like it just checks for attribute presence and recognition of hashing algorithm: https://dxr.mozilla.org/mozilla-central/source/media/webrtc/signaling/src/jsep/JsepSessionImpl.cpp#1552-1559

[nickdesaulniers]

nope it checks https://dxr.mozilla.org/mozilla-central/source/media/webrtc/signaling/src/sdp/SipccSdpAttributeList.cpp#254

[nickdesaulniers]

https://dxr.mozilla.org/mozilla-central/source/media/webrtc/signaling/src/peerconnection/PeerConnectionImpl.cpp#797-807