Cryptography offers a number of benefits to electronic voting and counting solutions. It may be used to perform tasks such as encrypting votes and digital ballot boxes, ensuring votes and software are unmodified, verifying the identity of a voter before he or she casts a ballot, and assisting in auditing and tallying the results of an election. Traditionally, cryptography (from the Greek for “hidden writing”) was used to conceal information between two people using a secret key known only to them. Over time, it expanded into....

Find out more... http://kdgenassembly.org/2019/02/26/the-importance-of-cryptography-in-electronic-voting-and-counting/

You think they don't know about this technology? Lol, they won't implement this because that will be the end of rigging elections.

grossintel:
You think they don't know about this technology? Lol, they won't implement this because that will be the end of rigging elections.

This is one of the best way to get a free and fair election system.