Proface Hmi Password Unlock Jun 2026

Some technicians build a Raspberry Pi script that continuously sends password attempts to the HMI’s FTP or Web server (port 21 or 80). This is (one attempt per second). A 4-digit code takes 2.7 hours maximum. An 8-digit code takes 3 years.

Pro-face (part of the Digital Electronics Corporation family) is a ubiquitous brand in the industrial automation sector. Their GP and PS series HMIs are responsible for visualizing PLC data and managing industrial processes. To prevent unauthorized modification of these processes, Pro-face utilizes a tiered password system restricting access to system setup, logic blocks, and screen editing. proface hmi password unlock

The original programmer left the company. The project file ( .prx ) is lost in a server crash. The handwritten password is smudged beyond recognition on a sticky note. Suddenly, a $3,000 touch panel is a useless brick. Some technicians build a Raspberry Pi script that

Unlocking a Pro-face HMI is straightforward if you have the source software, but it becomes a challenge if you are trying to "reverse" a project off a live unit. Always try the default passwords and check your offline system settings before resorting to a full memory wipe. An 8-digit code takes 3 years