To ensure Vita3K works correctly with these keys, you must first install the and Font Package , which can be downloaded directly from the official PlayStation website. Vita3K - General Guide - RetroDECK Wiki
The zRIF string is a compressed version of a .rif (license) file. When you install a game in .pkg format—the standard digital package format for PlayStation titles—Vita3K will prompt you for this key to verify that you have the right to "own" and run the software. How to Use zRIF Keys in Vita3K Zrif Key Vita3k
