64. The expert from SAE International recalled his presentation at the previous session of GRVA. He introduced ECE/TRANS/WP.29/2022/17 and ECE/TRANS/WP.29/2022/18 (GRVA-14-06 provides a version of ECE/TRANS/WP.29/2022/18 with tracked changes), aimed at seeking clarification of the requirements of Annex 5, regarding the authentication of Global Navigation Satellite System (GNSS) messages. The proposals received comments from CLEPA and OICA (GRVA-14-11). GRVA agreed to transmit these four documents listed in this paragraph to IWG on CS/OTA for further discussion.