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-rw-r--r--plugins/mod_dialback.lua5
1 files changed, 3 insertions, 2 deletions
diff --git a/plugins/mod_dialback.lua b/plugins/mod_dialback.lua
index 5dfd9839..f0fe949a 100644
--- a/plugins/mod_dialback.lua
+++ b/plugins/mod_dialback.lua
@@ -12,6 +12,7 @@ local log = module._log;
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 check_cert_status = module:depends"s2s".check_cert_status;
local uuid_gen = require"util.uuid".generate;
@@ -20,7 +21,7 @@ local xmlns_stream = "http://etherx.jabber.org/streams";
local dialback_requests = setmetatable({}, { __mode = 'v' });
-local dialback_secret = module.host .. module:get_option_string("dialback_secret", uuid_gen());
+local dialback_secret = sha256_hash(module:get_option_string("dialback_secret", uuid_gen()), true);
local dwd = module:get_option_boolean("dialback_without_dialback", false);
function module.save()
@@ -32,7 +33,7 @@ function module.restore(state)
end
function generate_dialback(id, to, from)
- return sha256_hash(id..to..dialback_secret, true);
+ return sha256_hmac(dialback_secret, to .. ' ' .. from .. ' ' .. id, true);
end
function initiate_dialback(session)