Where can you find Advanced Decryption Keys in The Outer Worlds 2? If you've been picking up High Security Lockboxes as you explore Arcadia, you're going to need a hefty supply of Advanced Decryption Keys to open them up. You're going to want to, seeing as these boxes contain some of the best gear the game has to offer.The Outer Worlds 2 Advanced Decryption Keys can be found in various spots throughout Arcadia. Some are gated by quests, while others can be snagged at any point. Accessing certain keys may also require you to reach specific The Outer Worlds 2 skill thresholds, typically for things like Engineering, Hacking, and Lockpicking, so allocate points accordingly.Read the full story on PCGamesN: The Outer Worlds 2 Advanced Decryption Key locations