On Fri, 1 Jan 2016 11:57, cmouse at desteem.org said: > using libgcrypt with some version? I tried to do this but could > not figure out how to the encode/decode part. Have a look at tests/t-ed25519.c which processes the original test vectors. Salam-Shalom, Werner -- Die Gedanken sind frei. Ausnahmen regelt ein Bundesgesetz.