Onity Door Lock Hack

The device he holds in his hand is an arduino connected to the outside portion of the door lock.

Onity door lock hack.

Connecting a 9v battery with the wrong polarity to an arduino mini pro will make pretty sparks. Mozilla software developer cody brocious recently discovered two. On one of our engagements we figured an onity hotel door unlocker would be useful to us. Why 100 s of thousands of tourists are vulnerable to theft of worse.

Providers of software and systems that meet the needs of hotel operators for security energy conservation management solutions and guestroom comfort. Six years ago by contrast a security researcher published the code necessary to exploit a glaring vulnerability in widely used onity keycard locks on the web. This accounts for over half of all the installed hotel locks and can be found in approximately a third of all hotels. At the black hat security conference yesterday a hacker named cody brocious a mozilla software developer demonstrated how someone could gain instant untraceable access to millions of hotel rooms protected by key card locks made by onity.

Inspired by the james bond type setup we saw on the spiderlabs blog post we thought we de try to build a small simple and tsa friendly version of the onity key unlocker. How the onity lock system is designed. We hope to reveal unique insight into the way the onity ht system works and detail various vulnerabilities therein. Every single onity key card lock has a dc power socket on the base.

That hack used an arduino compatible chip inside of a dry erase markeras an end run around the lock s electronics. Approximately ten million onity ht locks are installed in hotels worldwide.