Sixty free lectures from Princeton on bitcoin and cryptocurrencies. Total time 13hr 20min. Links in post.

This video series is available with a community and some assignments on Coursera. For extra creddit the professors wrote a book to go with the course. Free pre-release pdf, Amazon hardcover and digital, as well as Chinese, and Japanese translations.Enjoy :)Intro to Crypto and Cryptocurrencies1.0 Welcome - 2 mins1.1 Cryptographic Hash Functions - 18 mins1.2 Hash Pointers and Data Structures - 8 mins1.3 Digital Signatures - 9 mins1.4 Public Keys as Identities - 5 mins1.5 A Simple Cryptocurrency - 14 minsHow Bitcoin Achieves Decentralization2.1 Centralization vs. Decentralization - 4 mins2.2 Distributed Conesensus - 13 mins2.3 Consensus Without Identity: the Blockchain - 17 mins2.4 Incentives and Proof of Work - 19 mins2.5 Putting It All Together - 18 minsMechanics of Bitcoin3.1 Bitcoin Transactions - 11 mins3.2 Bitcoin Scripts - 15 mins3.3 Applications of Bitcoin Scripts - 14 mins3.4 Bitcoin Blocks - 5 mins3.5 The Bitcoin Network - 18 mins3.6 Limitations & Improvements - 11 minsHow to Store and Use Bitcoin4.1 How to Store and Use Bitcoins - 6 mins4.2 Hot and Cold Storage - 13 mins4.3 Splitting and Sharing Keys - 11 mins4.4 Online Wallets and Exchanges - 19 mins4.5 Payment Services - 8 mins4.6 Transaction Fees - 5 mins4.7 Currency Exchange Markets - 16 minsBitcoin Mining5.1 The Task of Bitcoin Miners - 10 mins5.2 Mining Hardware - 23 mins5.3 Energy Consumption & Ecology - 14 mins5.4 Mining Pools - 14 mins5.5 Mining Incentives and Strategies - 23 minsBitcoin and Anonymity6.1 Anonymity Basics - 26 mins6.2 How to De-anonymize Bitcoin - 18 mins6.3 Mixing - 21 mins6.4 Decentralized Mixing - 14 mins6.5 Zerocoin and Zerocash - 19 mins6.6 Tor and the Silk Road - 11 minsCommunity, Politics, and Regulation7.1 Consensus in Bitcoin - 6 mins7.2 Bitcoin Core Software - 10 mins7.3 Stakeholders: Who's in Charge - 9 mins7.4 Roots of Bitcoin - 9 mins7.5 Governments Notice Bitcoin - 9 mins7.6 Anti Money-Laundering - 5 mins7.7 Regulation - 11 mins7.8 New York's BitLicense Proposal - 10 minsAlternative Mining Puzzles8.1 Essential Puzzle Requirements - 5 mins8.2 ASIC Resistant Puzzles - 13 mins8.3 Proof-of-useful-work - 9 mins8.4 Nonoutsourceable Puzzles - 78.5 Proof-of-Stake "Virtual Mining" - 8 minsBitcoin as a Platform9.1 Bitcoin as an Append-Only Log - 16 mins9.2 Bitcoin as Smart Property - 16 mins9.3 Secure Multi-Party Lotteries in Bitcoin - 10 mins9.4 Bitcoin as Randomness Source - 18 mins9.5 Prediction Markets & Real-World Data Feeds - 23 minsAltcoins and the Cryptocurrency Ecosystem10.1 Short History of Altcoins - 21 mins10.2 Interaction Between Bitcoin and Altcoins - 15 mins10.3 Lifecycle of an Altcoin - 15 mins10.4 Bitcoin-Backed Altcoins, "Side Chains" - 11 minsThe Fututre of Bitcoin?11.1 The Blockchain as a Vehicle for Decentralization - 14 mins11.2 Routes to Blockchain Integration - 28 mins11.3 What Can We Decentralize? - 24 mins11.4 When is Decentralization a Good Idea? - 16 mins via /r/Bitcoin http://bit.ly/2C5Fau7