Cryptographic Keys Theft: Hackers Can Exploit Power LEDs via

Researchers demonstrated a side-channel attack recovering keys from a smart card reader's LED, highlighting countermeasure necessity.

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Ben Nassi , Dan Goodin , Software Countermeasures , Ben Gurion University Of The Negev , Ben Gurion University , Analysis Resistant Chips , Time Programming , Key Management , Factor Authentication , Ars Technica ,