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2. RFID skimming - Wikipedia

   en.wikipedia.org/wiki/RFID_skimming

   RFID-blocking cards [ edit ] An RFID blocking card is an RFID-blocking device that operates without a battery by receiving the RFID signal from a card reader or skimmer and it scrambles the RFID signal making it unreadable by any device.

3. RSA blocker tag - Wikipedia

   en.wikipedia.org/wiki/RSA_blocker_tag

   An RSA blocker tag (or RSA tag) is a RFID tag that responds positively to all unauthorized requests, thus blocking some scanners from reading any RFID tags placed nearby. The tags are designed to protect privacy, and are supposedly unable to be used for theft, denials of service, and other malicious uses.

4. RFID credit cards: Should you worry about protection? - AOL

   www.aol.com/finance/rfid-credit-cards-worry...

   RFID credit cards allow you to pay with a tap, rather than inserting or swiping your card. Special RFID-blocking wallets and sleeves, despite their popularity, generally aren’t necessary for ...

5. Mobile phone jammer - Wikipedia

   en.wikipedia.org/wiki/Mobile_phone_jammer

   Example of a mobile phone jammer, produced by Jammerspro. A mobile phone jammer or blocker is a device which deliberately transmits signals on the same radio frequencies as mobile phones, disrupting the communication between the phone and the cell-phone base station, effectively disabling mobile phones within the range of the jammer, preventing them from receiving signals and from transmitting ...

6. Radio-frequency identification - Wikipedia

   en.wikipedia.org/wiki/Radio-frequency_identification

   Some bike lockers are operated with RFID cards assigned to individual users. A prepaid card is required to open or enter a facility or locker and is used to track and charge based on how long the bike is parked. [citation needed] The Zipcar car-sharing service uses RFID cards for locking and unlocking cars and for member identification. [69]

7. Chipless RFID - Wikipedia

   en.wikipedia.org/wiki/Chipless_RFID

   Chipless rfid operating principle. A. Vena, E. Perret, and S. Tedjini, 2013. Like various existing RFID technologies, chipless RFID tags are associated with a specific RF reader, which questions the tag and recovers the information contained in it. The operating principle of the reader is based on the emission of a specific electromagnetic (EM ...