New hidden videos provide deep lore about the Forerunners and 343 Guilty Spark.

Legitimate "scene" releases from groups like Skidrow do not use passwords for archives.

Since 2020, the PC version is officially part of Halo: The Master Chief Collection on Steam and the Microsoft Store. PC Version Review Graphics and Presentation

Websites asking for a password to unlock a file are almost always scams designed to make you click ads or download malware.