Signal use of Intel SGX

Signal by Open Whisper Systems is one of the modern ‘secure communication applications’ in use today. They recently blogged about how they use Intel SGX tech to help secure their tech:

[…]Huge thanks to Jeff Griffin for doing the heavy lifting and writing all the enclave code, Henry Corrigan-Gibbs for introducing us to SGX, Raluca Ada Popa for explaining ORAM state of the art to us, and Nolan Leake for systems insight.

https://signal.org/blog/private-contact-discovery/

https://github.com/whispersystems/contactdiscoveryservice