TIL: The concept of steganography which is the hiding of messages in plain sight. For example, Phyllis Latour Doyle (British spy) parachuted into France to spy on Nazis before D-day. She used knitting to record messages. history.howstuffworks.com Submitted by Geek_Nan t3_11d1afo on February 27, 2023 at 3:18 AM in todayilearned 55 comments 1,851
Orangecuppa t1_ja7a97s wrote on February 27, 2023 at 11:06 AM The Simpsons did an episode on this before. I believe Sideshow Bob tried to hide a hidden message which was "the bart, the" in German but it was written as "Die bart Die". Permalink 5
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