[082349872349872]

https://en.wikipedia.org/wiki/VIC_cipher

> "Although certainly not as complex or secure as modern computer operated stream ciphers or block ciphers, in practice messages protected by it resisted all attempts at cryptanalysis by at least the NSA from its discovery in 1953 until Häyhänen's defection in 1957."

Wonder how it compares to: https://en.wikipedia.org/wiki/Solitaire_(cipher)

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    On the mountain was a treasure
    Buried deep beneath a stone
    And the valley people swore
    They'd have it for their very own

https://www.youtube.com/watch?v=7sUtaMbQmpk