From f2a8e412ac1ab5c454dc02241d5247765f822aad Mon Sep 17 00:00:00 2001
From: shimun <shimun@shimun.net>
Date: Fri, 25 Sep 2020 01:21:34 +0200
Subject: [PATCH] salt

---
 src/lib.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index f4d7867..238be78 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -79,11 +79,12 @@ impl PamFido2Luks {
                 .collect();
             let credentials: Vec<&FidoCredential> = credentials.iter().collect();
             if !credentials.is_empty() {
+                let salt = util::sha256(&[password.as_bytes()]);
                 let secret = util::sha256(&[
-                    password.as_bytes(),
+                    &salt,
                     &perform_challenge(
                         &credentials[..],
-                        &util::sha256(&[password.as_bytes()]),
+                        &salt,
                         Duration::from_secs(15),
                         pin.map(AsRef::as_ref),
                     )?