Removal of Security Screening Equipment at NAIA Terminals

<span class="accordion-title text-h6 text-fw-regular text-plain-html" data-v-3f737797> What do I need to present to be allowed to enter NAIA terminal 3 or 4?

<span class="accordion-title text-h6 text-fw-regular text-plain-html" data-v-3f737797> Can I still enter the NAIA airport (terminal 3 or 4) even if I don't have a ticket yet?