Learn what is Bitcoin and how it works through online free courses and web material.

Scroll down the page to find the links to a series of video lectures and a textbook, where each chapter corresponds to a lecture.
This is an unofficial course from Princeton University and addresses issues such as:
_How does Bitcoin work? What makes Bitcoin different? How secure are your Bitcoins? How anonymous are Bitcoin users? What determines the price of Bitcoins? Can cryptocurrencies be regulated? What might the future hold?

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Here you also have a link to a free Stanford University course on Bitcoin and Cryptocurrencies.
Each lesson is plan of study based on the textbook below and related web materials.
The links to the sequence of study you find clicking the image bellow:

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Textbook:

Bitcoin and Cryptocurrency Technologies: A Comprehensive Introduction (download)

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Lectures	Lecture videos	Lecture slides
Lecture 1	Intro to Crypto and Cryptocurrencies
Lecture 2	How Bitcoin Achieves Decentralization
Lecture 3	Mechanics of Bitcoin
Lecture 4	How to Store and Use Bitcoins
Lecture 5	Bitcoin Mining
Lecture 6	Bitcoin and anonymity
Lecture 7	Community, Politics, and Regulation
Lecture 8	Alternative Mining Puzzles
Lecture 9	Bitcoin as a Platform
Lecture 10	Altcoins and the Cryptocurrency Ecosystem
Lecture 11	The Future of Bitcoin?
Lecture 12	The History of Cryptocurrencies [Bonus lecture]

Source: https://piazza.com/princeton/spring2015/btctech/home

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