Brazil Regulator Prohibits Funds from Investing in Cryptocurrencies

Reuters elaborated: “Cryptocurrencies cannot be considered financial assets, regulator CVM ruled, in effect barring funds from investing directly in assets such as bitcoin.” Furthermore, local funds interested in investing in cryptocurrencies indirectly by taking a stake in foreign funds should await further …
Google Alert – bitcoin

The Bitcoin Price Equivalence Shows What “Cheap” Cryptocurrencies Are Really Worth (news.bitcoin.com)

There’s been a lot of talk lately about market capitalization and circulating supply. As sub-$ 1 altcoins have shot up in price, some new investors have been making noises about their anointed coin being worth more than bitcoin one day. What these new entrants fail to take into account is digital scarcity: the notion that assets which are plentiful are cheaper than those with a limited supply for good reason. Bitcoin Price Equivalence is a new website that seeks to set that right.

Bitcoin

South Korea Found a Way to Tax Cryptocurrencies Under Current Law (news.bitcoin.com)

The South Korean government has announced that some taxes can be applied to cryptocurrencies under the current law, which will be finalized in the first half of this year. Other taxes are also being considered but some are not easily implemented under the current tax system.
Also read: Russian Regulators Draft Law to Restrict Crypto

Bitcoin

Tron, Cardano, Verge and Ripple – Four Cryptocurrencies That Actually Meet the Definition of Vaporware (news.bitcoin.com)

‘Vaporware’ is a term that’s tossed about loosely, often against cryptocurrency projects that have no clear use case. It’s an easy accusation to make given that many crypto projects are still at the development stage, and haven’t had a chance to prove themselves. This year’s vaporware could be next year’s ethereum – or at least so the investors hope. While a vast number of cryptocurrencies are derided as vaporware, the following four attract this jibe more than most.

Bitcoin

Markets Update: Cryptocurrencies See Big Gains After New Year’s Day (news.bitcoin.com)

The second day of the new year sees cryptocurrency markets come back after another holiday slump over the past few days. Bitcoin core markets are up 4 percent, averaging between $ 14,600-14,800 across global exchanges. However many other digital assets are seeing more significant gains as ethereum and bitcoin cash markets have risen 13-18 percent during the morning of January 2.
Also read:…

Bitcoin

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 Cryptocurrencies

1.0 Welcome – 2 mins
1.1 Cryptographic Hash Functions – 18 mins
1.2 Hash Pointers and Data Structures – 8 mins
1.3 Digital Signatures – 9 mins
1.4 Public Keys as Identities – 5 mins
1.5 A Simple Cryptocurrency – 14 mins

How Bitcoin Achieves Decentralization

2.1 Centralization vs. Decentralization – 4 mins
2.2 Distributed Conesensus – 13 mins
2.3 Consensus Without Identity: the Blockchain – 17 mins
2.4 Incentives and Proof of Work – 19 mins
2.5 Putting It All Together – 18 mins

Mechanics of Bitcoin

3.1 Bitcoin Transactions – 11 mins
3.2 Bitcoin Scripts – 15 mins
3.3 Applications of Bitcoin Scripts – 14 mins
3.4 Bitcoin Blocks – 5 mins
3.5 The Bitcoin Network – 18 mins
3.6 Limitations & Improvements – 11 mins

How to Store and Use Bitcoin

4.1 How to Store and Use Bitcoins – 6 mins
4.2 Hot and Cold Storage – 13 mins
4.3 Splitting and Sharing Keys – 11 mins
4.4 Online Wallets and Exchanges – 19 mins
4.5 Payment Services – 8 mins
4.6 Transaction Fees – 5 mins
4.7 Currency Exchange Markets – 16 mins

Bitcoin Mining

5.1 The Task of Bitcoin Miners – 10 mins
5.2 Mining Hardware – 23 mins
5.3 Energy Consumption & Ecology – 14 mins
5.4 Mining Pools – 14 mins
5.5 Mining Incentives and Strategies – 23 mins

Bitcoin and Anonymity

6.1 Anonymity Basics – 26 mins
6.2 How to De-anonymize Bitcoin – 18 mins
6.3 Mixing – 21 mins
6.4 Decentralized Mixing – 14 mins
6.5 Zerocoin and Zerocash – 19 mins
6.6 Tor and the Silk Road – 11 mins

Community, Politics, and Regulation

7.1 Consensus in Bitcoin – 6 mins
7.2 Bitcoin Core Software – 10 mins
7.3 Stakeholders: Who's in Charge – 9 mins
7.4 Roots of Bitcoin – 9 mins
7.5 Governments Notice Bitcoin – 9 mins
7.6 Anti Money-Laundering – 5 mins
7.7 Regulation – 11 mins
7.8 New York's BitLicense Proposal – 10 mins

Alternative Mining Puzzles

8.1 Essential Puzzle Requirements – 5 mins
8.2 ASIC Resistant Puzzles – 13 mins
8.3 Proof-of-useful-work – 9 mins
8.4 Nonoutsourceable Puzzles – 7
8.5 Proof-of-Stake "Virtual Mining" – 8 mins

Bitcoin as a Platform

9.1 Bitcoin as an Append-Only Log – 16 mins
9.2 Bitcoin as Smart Property – 16 mins
9.3 Secure Multi-Party Lotteries in Bitcoin – 10 mins
9.4 Bitcoin as Randomness Source – 18 mins
9.5 Prediction Markets & Real-World Data Feeds – 23 mins

Altcoins and the Cryptocurrency Ecosystem

10.1 Short History of Altcoins – 21 mins
10.2 Interaction Between Bitcoin and Altcoins – 15 mins
10.3 Lifecycle of an Altcoin – 15 mins
10.4 Bitcoin-Backed Altcoins, "Side Chains" – 11 mins

The Fututre of Bitcoin?

11.1 The Blockchain as a Vehicle for Decentralization – 14 mins
11.2 Routes to Blockchain Integration – 28 mins
11.3 What Can We Decentralize? – 24 mins
11.4 When is Decentralization a Good Idea? – 16 mins

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Bitcoin – The Currency of the Internet

Bitcoin and Other Cryptocurrencies Are Plunging. Here's What Could Happen Next

While a “Santa Claus” rally appears to be underway in the stock market, cryptocurrencies just got a visit from the Grinch. Bitcoin and virtually all of its major rivals saw their prices plunge Friday, as the cryptocurrency bubble appears to be bursting. Bitcoin prices sank from around $ 16,000 on Thursday to …
Google Alert – bitcoin