S7-200 Smart Plc Password Unlock ›

“It’s not a phone, Mr. Hendricks. This isn't ‘1234.’ Siemens doesn't have a backdoor.”

She almost laughed. The password was ‘GRAIN.’ s7-200 smart plc password unlock

She resoldered the chip, reattached the faceplate, and powered up the S7-200 SMART. The password prompt blinked. “It’s not a phone, Mr

Her client, Old Man Hendricks, stood behind her, kicking a kernel of corn. “So? Can you crack it?” “It’s not a phone

The new password was RACCOON .

She probed the address lines manually with a logic analyzer. For three hours, she read ones and zeroes scrolling on her laptop. Then, at offset 0x3F2, she saw it:

She made a decision she hated.