Locks and Security

Photos (and text) by Matt Blaze

I'm interested in the relationshop between physical security and computer security; in the process of studying this, I've tried to illustrate a number of interesting mechanical security designs. The photos in the notes linked to here are intended as illustrations rather than art, and their quality is not always very good.

Click thumbnails to view.

Bramah locks.

(updated 20 May 2005 to include
Eric Michaud's new attack).

Schlage Everest

Security pins for pin tumber locks.

Notes on picking pin-tumbler locks.

Various commercial lock picking tools.

Western Electric payphone locks.

SFIC (Best) locks.

Entire contents copyright © by Matt Blaze. All rights reserved. You may not copy, modify or use these images for any commercial or non-commercial purpose without permission.

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