ub_enc->purpose.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_FS_UBLOCK);
/* derive signing-key from 'label' and public key of the namespace */
- nsd = GNUNET_CRYPTO_ecc_key_derive (ns, label);
+ nsd = GNUNET_CRYPTO_ecc_key_derive (ns, label, "fs-ublock");
GNUNET_CRYPTO_ecc_key_get_public (nsd,
&ub_enc->verification_key);
GNUNET_assert (GNUNET_OK ==