The EM Side-Channel(s)

نویسندگان

  • Dakshi Agrawal
  • Bruce Archambeault
  • Josyula R. Rao
  • Pankaj Rohatgi
چکیده

We present results of a systematic investigation of leakage of compromising information via electromagnetic (EM) emanations from CMOS devices. These emanations are shown to consist of a multiplicity of signals, each leaking somewhat different information about the underlying computation. We show that not only can EM emanations be used to attack cryptographic devices where the power side–channel is unavailable, they can even be used to break power analysis countermeasures.

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تاریخ انتشار 2002