obfs4 is ScrambleSuit with djb crypto. Instead of obfs3 style UniformDH and CTR-AES256/HMAC-SHA256, obfs4 uses a combination of Curve25519, Elligator2, HMAC-SHA256, XSalsa20/Poly1305 and SipHash-2-4.
Elligator... cool!
- Development was done with go1.2.x, older versions of the runtime are not supported.
Did you get your builds to work with the deterministic build system?