Definitions Edit

A side channel attack is

any attack based on information gained from the physical implementation of a system; e.g., timing information, power consumption, electromagnetic leaks or even sound can provide an extra source of information that can be exploited to access or damage the system.[1]
[a]n attack on a cryptographic system whereby data from other dependent systems is measured from which inferences can be made. Power consumption, timing analysis and acoustic emanations are example data sources for side-channel attacks.[2]

References Edit

  1. Cloud Computing: Benefits, Risks, and Recommendations for Information Security, at 91.
  2. Occupying the Information High Ground: Chinese Capabilities for Computer Network Operations and Cyber Espionage, at 117.