Excess circuitry disposed of during the Razorback manufacturing process, these components only appear in the vicinity of high level outer-orbit Corpus facilities after a Razorback Armada has been launched.

—In-Game Description

The Cryptographic ALU is a special resource, used as the key component for crafting the Razorback Cipher. As such it is only available during a Razorback Armada invasion event and exclusively dropped by Corpus Archwing enemies.

While it does only have an uncommon drop chance it drops in quantities of 1 unit, typical of rare resources

Click to view the Blueprints requiring Cryptographic ALU.
Blueprint Type Quantity
Razorback Cipher Equipment 4


  • ALU stands for Arithmetic Logic Unit.

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