A datacenter recently experienced a breach. When access was gained, an RF device was used to access an air-gapped and locked server rack. Which of the following would BEST prevent this type of attack?
EXAM TIP Better data centers offer Faraday cages for sensitive equipment, which are devices that prevent RFI, EMI, or EMP from damaging contents stored. Faraday cages are named for the English scientist—Michael Faraday—who created them way back in the 19th century. (Mike Meyers’ CompTIA Security+ p. 413)
A Faraday cage prevents signals from emanating outside a room
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