olemus
kontaktivaba passiivne kiipkaart, mille sidestuskaugus on
kuni 10 cm (suurem kui puutekaardil, väiksem kui lähikaardil);
standardsagedus on 13,56 MHz
= a contactless smart card which can be read without insertion into a card reading device

ülevaateid
https://en.wikipedia.org/wiki/Proximity_card

https://en.wikipedia.org/wiki/Contactless_smart_card

http://evergreenid.com/blog/proximity-cards-an-overview-of-how-they-work/

https://www.defcon.org/images/defcon-17/dc-17-presentations/defcon-17-mike_davis_who_invented_the_proximity_card.pdf

standard
https://www.iso.org/obp/ui/#iso:std:iso-iec:14443:-3:ed-3:v2:en

turvalisus
http://web.mit.edu/keithw/Public/MIT-Card-Vulnerabilities-March31.pdf

https://ianhowson.com/blog/attacks-on-proximity-card-systems/

http://hai.ics.uci.edu/papers/1-s2.0-S1386505616300727-main.pdf

vt ka
- RFID-viipekaart
- Wiegandi viipekaart