3D Printed Keys: Busting the Hype on High-Security Lock Breaches
If you’ve scrolled through tech headlines lately (or dusted off some archives from a decade ago), you’ve probably stumbled upon the dramatic tales of 3D-printed keys “cracking” high-security locks. Remember that 2013 Forbes story about MIT whiz kids unleashing software to duplicate Schlage Primus keys? It sounded like the end of physical security as we know it. Cue the panic. Let’s take a sensible look at the impact of 3D-printed keys on modern security.
Well, take a deep breath. We’ve been knee-deep in locks and keys for years, and while 3D printing is undeniably cool tech, it’s not the boogeyman it’s cracked up to be.
In this quick read (grab your coffee—we promise it’ll take no more than 7 minutes), we’ll unpack the hype, share a real-world test, and explain why you can sleep soundly tonight.
The Birth of the 3D Key Scare: What the MIT Students Did
Def Con 2013. Two MIT students, David Lawrence and Eric Van Albert, drop a free software tool that lets anyone:
- Flatbed-scan a Schlage Primus key
- Decode its two secret codes (6-digit top + 5-digit side)
- Generate a perfect 3D model
- Order working copies from Shapeways for $5 in nylon or $150 in titanium
Headlines screamed: _”Do Not Duplicate” is dead! Keys pirated like movies! Mechanical locks obsolete!_
A Locksmith’s Reality Check: Testing the Waters
Fast-forward to real-world testing by pro locksmith Terry Whin-Yates (Mr. Locksmith). He took a standard Schlage key code, fed it to a 3D printer, and 15 minutes later had a plastic duplicate.
The result? The plastic duplicate slid in, turned, and opened the lock – once.
The catch?
- Plastic wears out after a few cycles
- It wasn’t a true Primus with side-milling
- Titanium versions cost more than hiring us for a legit rekey
Why It’s Not Worth Losing Sleep Over (Yet)
1. You still need the secret code – tightly controlled by Schlage and dealers like us
2. Plastic keys are novelties, not daily drivers.
3. The real threat is human error (lost keys, leaked photos), not printers.
4. Modern high-security systems add patented keyways, UL-listed cylinders, and RFID chips that laugh at 3D fakes.
Lock It Down the Smart Way
Bottom line: 3D printing democratizes and monetizes duplication, not defeating locks.
At ApexAccess, we are not into hype, sensationalism, viral clickbait, or fearmongering. We are into common sense and practical locksmith security solutions for your commercial property, business locations, and your home.
- Upgrade to restricted keys using Primus/Medeco/ASSA
- Don’t ditch your deadbolts. Just make them tougher, smarter, use commercial grade models.
- Audit your key holders. Locate and account for all keys. When in doubt, re-key.
- Add electronic access control like Paxton, Altronix, and use quality locking hardware with those systems.
Need peace of mind?
In the greater Colorado Springs, CO area call ApexAccess. Our number is at the top of this blog post.
Stay secure. Sleep well.