This article covers the basics of data encryption, what it is, how it works, and why it's important. If you've ever wondered what goes on when you "encrypt" data, you can look here to build a good foundation for your personal learning.
Pseudo random numbers are right at hand in VBA. Obtaining truly random numbers, however, requires an external source. One is the Swiss Quantis QRNG Chip. The output from one of these has been made public by ETH Zürich, and here we present a complete…