From: Schneier on Security – Master Keys

Posted on 2012/10/15

a quick re-post from Schneier on Security

Master Keys by (author unknown)
Earlier this month, a retired New York City locksmith was selling a set of “master keys” on eBay: Three of the five are standard issue for members of the FDNY, and the set had a metal dog tag that was embossed with an FDNY lieutenant’s shield number, 6896. The keys include the all-purpose “1620,” a master firefighter key that with…

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