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commit a1a59e5f97fcfcb1999194ecf9b7b5c14c0cb34b
parent bd14b7510a41176cb38311a789a89522a3a5343f
Author: Christian Grothoff <grothoff@gnunet.org>
Date:   Fri, 14 Aug 2026 18:18:06 +0200

hash over big-endian fixed-length representation of 'i' in age restriction

Diffstat:
M
src/util/age_restriction.c
 | 
3
++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/util/age_restriction.c b/src/util/age_restriction.c
@@ -781,11 +781,12 @@ TALER_age_restriction_from_secret (
   {
     enum GNUNET_GenericReturnValue ret;
     const char *label = i < num_priv ? "age-commitment" : "age-factor";
+    uint32_t ibe = htonl ((uint32_t) i);
 
     ret = GNUNET_CRYPTO_hkdf_gnunet (&seed_i, sizeof(seed_i),
                                      secret, sizeof(*secret),
                                      label, strlen (label),
-                                     GNUNET_CRYPTO_kdf_arg_auto (&i));
+                                     GNUNET_CRYPTO_kdf_arg_auto (&ibe));
     GNUNET_assert (GNUNET_OK == ret);
 
     /* Only generate and save the private keys and public keys for age groups