--- a/plugins/mod_dialback.lua Tue Jan 26 00:28:07 2016 +0100
+++ b/plugins/mod_dialback.lua Wed Jan 27 00:06:30 2016 +0100
@@ -12,6 +12,7 @@
local st = require "util.stanza";
local sha256_hash = require "util.hashes".sha256;
+local sha256_hmac = require "util.hashes".hmac_sha256;
local nameprep = require "util.encodings".stringprep.nameprep;
local xmlns_stream = "http://etherx.jabber.org/streams";
@@ -19,7 +20,7 @@
local dialback_requests = setmetatable({}, { __mode = 'v' });
function generate_dialback(id, to, from)
- return sha256_hash(id..to..from..hosts[from].dialback_secret, true);
+ return sha256_hmac(sha256_hash(hosts[from].dialback_secret), to .. ' ' .. from .. ' ' .. id, true);
end
function initiate_dialback(session)