https://www.pcmag.com/news/fbi-warns-about-north-korean-hackers-adding-malicious-qr-codes-to-emails?test_uuid=04IpBmWGZleS0I0J3epvMrC&test_variant=A
FBI Warns About North Korean Hackers Adding Malicious QR Codes to Emails | PCMag
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https://www.techzine.eu/news/security/121441/security-systems-struggle-with-malicious-qr-codes-made-from-ascii-characters/
Security systems struggle with malicious QR codes made from ASCII characters - Techzine Global
Jul 9, 2024 - These QR codes can get past optical character recognition systems unseen because, strictly speaking, they are not images but text.
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