One of WebRTC’s great features is its mandated strong encryption. Encryption mechanisms are built-in, meaning developers don’t (often) need to deal with the details. However, these easy, built-in encryption mechanisms assume you have: 1) media is communicated peer-to-peer and 2) a secure signaling channel setup. Most group-calling services make use of a media server device, […]
Let’s Encrypt – how get to free SSL for WebRTC
Way back in 47 (version that is), Chrome started to mandate the use of HTTPS in conjunction with getUserMedia. To use HTTPS you need a SSL/TLS certificate. Xander Dumaine covered this a bit for us before, but I still see a lot of people out there struggle with it. As it so happens, the certificate for my […]
WebRTC MUST implement DTLS-SRTP but… MUST NOT implement SDES?
As I anticipated in my post on WebRTC standardization, the IETF 87th meeting took place last week in Berlin, Germany. One of the agenda items for WebRTC was whether SDES should be part (and how) of WebRTC. According to the IETF drafts, any WebRTC compliant implementation must support the RTP/SAVPF profile which builds on top of […]