[Cryptography] Happy birthday, NIA!

[grarpamp]

https://en.wikipedia.org/wiki/Office_of_Strategic_Services
https://en.wikipedia.org/wiki/Joint_Special_Operations_Command
https://en.wikipedia.org/wiki/Special_Activities_Division
https://en.wikipedia.org/wiki/Black_operation
https://en.wikipedia.org/wiki/Laws_of_war
https://en.wikipedia.org/wiki/Superior_orders
https://en.wikipedia.org/wiki/Clandestine_HUMINT_operational_techniques
https://en.wikipedia.org/wiki/Dead_drop