Category Archives: radio

Prying Telephone Operators and Free Radio Waves: Implications of New Tech on Secure Messages

Because the onset of the telegraph inserted a middleman in the communication of a sender and receiver, messages not meant for prying eyes understandably needed to be encrypted with a more secure cipher like the Vigenère cipher. Since the invention of the telegraph in the 19thcentury, several other inventions or innovations in the world of […] Continue reading

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Takeaways From an Engaging Podcast

One of the podcast episodes I chose to listen to was “Numbers Stations” from 99% Invisible.  The episode is hosted by Roman Mars, who discusses mysterious shortwave radio frequencies used to broadcast endless strings of numbers, also known as numbers stations.  Something I found very interesting about this topic was the degree of mystery and […] Continue reading

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You don’t realize how often secret messages are still being transmitted

In the “Number Stations” podcast, I enjoyed learning about the fact that actual secret messages that nobody knows the reason or meaning of is actually being constantly transmitted on certain radio frequencies and generally accessible to pretty much anyone who has a radio and a knack for tuning to every possible station. Their message itself […] Continue reading

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Number Stations Podcast

Episode 97 of 99% Invisible, Number Stations, is a podcast that discusses the mysterious shortwave radio transmissions that simply list random numbers. The topic of the podcast is really interesting. Imagine just tuning a radio and you suddenly hear random numbers being said. What would go through your head? To me, it feels like something […] Continue reading

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