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  2. Fill device - Wikipedia

    en.wikipedia.org/wiki/Fill_device

    A KYK-13 fill device. A fill device or key loader is a module used to load cryptographic keys into electronic encryption machines. Fill devices are usually hand held and electronic ones are battery operated. Older mechanical encryption systems, such as rotor machines, were keyed by setting the positions of wheels and plugs from a printed keying ...

  3. Proximity card - Wikipedia

    en.wikipedia.org/wiki/Proximity_card

    Proximity card - Wikipedia ... Proximity card

  4. Computer programming in the punched card era - Wikipedia

    en.wikipedia.org/wiki/Computer_programming_in...

    A single program deck, with individual subroutines marked. The markings show the effects of editing, as cards are replaced or reordered. Many early programming languages, including FORTRAN, COBOL and the various IBM assembler languages, used only the first 72 columns of a card – a tradition that traces back to the IBM 711 card reader used on the IBM 704/709/7090/7094 series (especially the ...

  5. Keykode - Wikipedia

    en.wikipedia.org/wiki/Keykode

    Keykode - Wikipedia ... Keykode

  6. Common Access Card - Wikipedia

    en.wikipedia.org/wiki/Common_Access_Card

    Common Access Card

  7. Punched card input/output - Wikipedia

    en.wikipedia.org/wiki/Punched_card_input/output

    Punched card input/output

  8. Chip Authentication Program - Wikipedia

    en.wikipedia.org/wiki/Chip_Authentication_Program

    Chip Authentication Program

  9. QR code - Wikipedia

    en.wikipedia.org/wiki/QR_Code

    QR code - Wikipedia ... QR code

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