The tech on the other end was a young woman named Priya. "Sure, sir. I just need your machine's hash from the last system state backup."

So he kept the registry key at 1 . DefaultDomainName was set to HELIX\Liam.Lee . DefaultPassword was a 28-character string of entropy. AutoAdminLogon was set to 1 .

The IT department at Helix Dynamics had warned him. "Liam, disabling the password prompt is a single point of failure. It's a habit from the XP era. It’s a skeleton key." But Liam was a senior data architect. He worked across four virtual machines, three cloud consoles, and a legacy SQL server that screamed if you looked at it wrong. Typing a password twenty times a day felt like sand in the gears.

The trouble began on a Tuesday, during the "Spring Cleanup" patch cycle. A routine update to the credential manager triggered a reboot at 2:00 AM. Liam, fast asleep, didn't see the blue glow of his monitor flicker to life.