Soft blocking: flexible blocker tags on the cheap

@inproceedings{Juels2004SoftBF,
  title={Soft blocking: flexible blocker tags on the cheap},
  author={Ari Juels and John G. Brainard},
  booktitle={WPES},
  year={2004}
}
A "blocker" tag is a privacy-enhancing radio-frequency identification (RFID) tag. It operates by interfering with the protocol in which a reader communicates individually with other RFID tags. While inexpensive to manufacture in quantity, blockers are nonetheless special-purpose devices, and thus introduce level of complexity that may pose an obstacle to their deployment. We propose a variant on the blocker concept that we call <i>soft blocking</i>. This involves software (or firmware) modules… CONTINUE READING
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Enhancing RFID privacy via antenna energy analysis

  • K. P. Fishkin, S. Roy
  • Technical Report Technical Memo IRS-TR-03-012…
  • 2003
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