Ink filled with secret molecules can hide encryption key in a letter | New Scientist | Scooploop

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Ink filled with secret molecules can hide encryption key in a letter

Ink laced with molecules that can store data has been used to write a letter containing a hidden, encoded message – the encryption key to un..
https://www.newscientist.com/article/2329621-ink-filled-with-secret-molecules-can-hide-encryption-key-in-a-letter/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home

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