Key update HKDF label is now "quic ku"
@@ -139,7 +139,7 @@ int ngtcp2_crypto_update_traffic_secret(uint8_t *dest,
const ngtcp2_crypto_md *md,
const uint8_t *secret,
size_t secretlen) {
- static const uint8_t LABEL[] = "traffic upd";
+ static const uint8_t LABEL[] = "quic ku";
if (ngtcp2_crypto_hkdf_expand_label(dest, secretlen, md, secret, secretlen,
LABEL, sizeof(LABEL) - 1) != 0) {
