RFID Card Protectors are designed to prevent unauthorized scanning of credit or passport cards using Radio Frequency Identification (RFID) technology. This technology enables contactless transactions but raises concerns about potential vulnerabilities, such as skimming attacks, where criminals can steal money or identity data. These protectors use materials like carbon fiber or aluminum to block unauthorized access, offering a simple solution to safeguard sensitive information. While commercial products are available, studies suggest even household aluminum foil can provide effective protection.
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