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  2. RFID skimming - Wikipedia

    en.wikipedia.org/wiki/RFID_skimming

    There are RFID-blocking wallets, purses, sleeves, and cards. Wallets, purses, and sleeves work by acting as a Faraday cage that creates a screen around contactless cards, which stops electromagnetic fields interacting with the cards. [8]

  3. Radio-frequency identification - Wikipedia

    en.wikipedia.org/wiki/Radio-frequency_identification

    An early work exploring RFID is the landmark 1948 paper by Harry Stockman, [9] who predicted that "Considerable research and development work has to be done before the remaining basic problems in reflected-power communication are solved, and before the field of useful applications is explored."

  4. Electromagnetic shielding - Wikipedia

    en.wikipedia.org/wiki/Electromagnetic_shielding

    A conductive enclosure used to block electrostatic fields is also known as a Faraday cage. The amount of reduction depends very much upon the material used, its thickness, the size of the shielded volume and the frequency of the fields of interest and the size, shape and orientation of holes in a shield to an incident electromagnetic field.

  5. Screen protector - Wikipedia

    en.wikipedia.org/wiki/Screen_protector

    Screen protectors have been known to interfere with the operation of some touchscreens. [4] Also, an existing oleophobic coating of a touchscreen will be covered, although some tempered glass screen protectors come with their own oleophobic coating. On some devices, the thickness of screen protectors can affect the look and feel of the device.

  6. 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 ...

  7. The 8 Best Screen Protectors for Your Apple Watch - AOL

    www.aol.com/lifestyle/8-best-screen-protectors...

    If you want to protect your Apple Watch face, you need to buy the best Apple Watch screen protector out there. We tested them all to find these eight winners. The 8 Best Screen Protectors for Your ...

  8. Microphone blocker - Wikipedia

    en.wikipedia.org/wiki/Microphone_blocker

    A microphone blocker is a cheap, simple accessory that provides countersurveillance against eavesdropping, for example recording eavesdropping from interception (like cellphone surveillance), or phone hacking, but it doesn't work on smartphones because they are controlled by software.

  9. Wireless identity theft - Wikipedia

    en.wikipedia.org/wiki/Wireless_identity_theft

    Wireless identity theft is a relatively new technique for gathering individuals' personal information from RF-enabled cards carried on a person in their access control, credit, debit, or government issued identification cards. [6]

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