Despite their dubious sounding name, cryptocurrency simply means a digital currency secured by cryptography. Advocates of companies like Bitcoin love that it's impossible to counterfeit and they're not issued by any central authority – making them immune to government interference. In this video, you'll learn a simple way to understand this concept through an easy and brief explanation. Run using blockchain technology, which acts as a distributed ledger, the currency is distributed in virtual tokens or coins. The pros are that it's portable, divisible, resistant to inflation, and transparent. The cons include the fact it can be lost if the hard drive it's stored on fails.