DM No. 536, s. 2021 – UPDATE ON THE STATUS OF PHILIPPINE NATIONAL PUBLIC KEY INSFRASTRUCTURE (PNPKI) DIGITAL SIGNATURE OF SCHOOL PERSONNEL WHO WILL SERVE IN THE 2022 NATIONAL AND LOCAL ELECTIONS 25 Nov,2021 DO SCMLeave a comment DM-No.-536-s.-2021-UPDATE-ON-THE-STATUS-OF-PHILIPPINE-NATIONAL-PUBLIC-KEY-INSFRASTRUCTURE-PNPKI-DIGITAL-SIGNATURE-OF-SCHOOL-PERSONNEL-WHO-WILL-SERVE-IN-THE-2022-NATIONAL-AND-LOCAL-ELECTIONS.pdf