Master Key Copying Revealed

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Master Key Copying Revealed

A security researcher has revealed a little-known vulnerability in many locks that lets a person create a copy of the master key for an entire building by starting with any key from that building. [...] After testing the technique repeatedly against the hardware from major lock companies, Mr. Blaze wrote, "it required only a few minutes to carry out, even when using a file to cut the keys." [nytimes.com -- free sign-up required]

Here comes the most expensive security vulnerability patch, ever.

Update: Slashdotted.

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