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RFID Proximity Cloning Attacks

ID: 23ceb68e-663c-5a04-a9f3-bb5388015894

STIX ID: report--23ceb68e-663c-5a04-a9f3-bb5388015894

Feed Name: Black Hills Infosec Blog

Threat Score
45/100

Date Published: 2020-12-17

Date Updated: 2026-04-27

Author: BHIS

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This research article explains RFID fundamentals and demonstrates practical techniques to read, crack, and clone MIFARE Classic 1k contactless cards—showing a full Proxmark3 and alternative toolchain workflow to clone a KeyWe Smart Lock tag, describing Crypto1 weaknesses and the use of 'sector 0 writable' (magic) cards and unlocking procedures.

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