Vulnerabilities & Attack Methods
All Need Locks guides in the Vulnerabilities & Attack Methods category.
Vulnerabilities & Attack MethodsWireless Protocol Vulnerabilities in Consumer Smart Home Devices
Mesh protocols like Zigbee carry a documented history of flaws in pairing and key handling. The research is public, the vulnerability records are sear
Vulnerabilities & Attack MethodsForced Entry Realities: Why the Jamb Fails Before the Lock
When a residential door is forced, the cylinder is almost never what gives way. The load goes into a thin strip of softwood held by short screws. Unde
Vulnerabilities & Attack MethodsRelay Attacks on Wireless Access Systems and Documented Defenses
A relay attack does not break the encryption on a wireless credential. It extends the radio link so the lock believes your key is close by. Here is wh
Vulnerabilities & Attack MethodsBypass Attacks That Ignore the Lock Entirely
A bypass does not defeat the cylinder. It reaches the mechanism the cylinder was protecting, or the person inside who can open the door. Here is how t
Vulnerabilities & Attack MethodsDefault Credentials and Setup Failures in Connected Locks
Universal default passwords were common enough in consumer devices that two governments legislated against them. For a connected lock, the account lay
Vulnerabilities & Attack MethodsHardening an Existing Door Without Replacing It
A full door and frame replacement is expensive and often unnecessary. Assessed and sequenced properly, most of the available improvement on an existin
Vulnerabilities & Attack MethodsLock Bumping: How It Works and Which Cylinders Resist It
Bumping is a real property of ordinary pin tumbler cylinders, not a myth and not a crisis. Here is the concept at a level that helps you evaluate a pr