Coded messages in invisible ink sound like something only found in espionage books, but in real life, they can have important security purposes. Yet, they can be cracked if their encryption is predictable. Now, researchers have printed complexly encoded data with normal ink and a carbon nanoparticle-based invisible ink, requiring both UV light and a computer that has been taught the code to reveal the correct messages.
from Latest Science News -- ScienceDaily https://www.sciencedaily.com/releases/2021/05/210505111356.htm
from Latest Science News -- ScienceDaily https://www.sciencedaily.com/releases/2021/05/210505111356.htm
An uncrackable combination of invisible ink and artificial intelligence
![An uncrackable combination of invisible ink and artificial intelligence]()
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May 06, 2021
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