Crypto-currencies (bitcoin et al) have caught the attention of Governments, enforcement agencies, geeks and the general public. This document provides a simple introduction to crypto-currencies and briefly introduces terms such as cryptography, hash functions, proof-of-work, digital signatures, mining, merkle root & tree, crypto-currency addresses and wallets. This document is intended for the novice reader and may suffer from errors inherent when a complex topic is (over?) simplified.
Read more at Finextra