Re: [ANN] Nxt Bounty for working JavaScript code that signs and verifies signatures
Yep, i also mean approach from https://github.com/kosta/confidential-publishing/blob/master/js/curve25519/curve25519.js 
And your version of verifyalso return false for
And your version of verifyalso return false for
Code:
var message = "Hello World!";
var secretPhrase = "secretPhrase";
var secretPhrase = "secretPhrase";