A keypad cracker can be used to open closed fading doors, some classes spawn with them such as Hacker and Professional Thief. It can also be purchased through black market dealers or crafted in a BMI lab. You gain 3 scrap material from break down.
How to use:
Simply use the keypad cracker on a biometric scanner or a keypad and after a while the fading door will open for a short amount of time.
