This kind of electronic safe needs a 5 digits code, so for the first cature I will just press the "1" key 5 times. We can inspect circuit tracks to find the wire mapping, but as my new logic analyser can cature 8 channels, let's just plug each wire in. As the color of wires are not always respected, let's assume that we don't trust them. 1x inside with memory & solenoid (who mechanically unlock the bolts)Ä«etween these two boards, there are 4 wires (black, yellow, green & red).1x outside with batteries, keypad, leds & buzzer.Start by disassembling the door to take a look inside. I just bought a logic analyser, what can I do with it? I created an alternative PCB and firmware to patch this issue, available here Story The company was notified but never responded. A vulnerability allows opening electronic safes from the Sentry Safe and Master Lock company without any pin code.
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