keys

dormakaba Saflok locks — used on around three million doors across 13,000 hotels — are vulnerable to an attack that involves forging electronic keycards.

Keys make a clicking sound when inserted in door locks. Scientists have found a way to duplicate a key using a recording of the sound.

One thing you might not know about hackers is that besides cracking some virtual systems many of them are fond of hacking real world stuff as well. One thing of