An update on this story shows that GCHQ also tried to squash another key exchange algorithm (MIKEY-IBAKE) because it made surveillance too hard – and this was the motivation for MIKEY-SAKE <a href="http://www.theregister.co.uk/2016/01/21/mikey_ibake/" rel="nofollow">http://www.theregister.co.uk/2016/01/21/mikey_ibake/</a>
Related from 2 days ago: "GCHQ-built phone voice encryption has massive backdoor" <a href="https://news.ycombinator.com/item?id=10936914" rel="nofollow">https://news.ycombinator.com/item?id=10936914</a>