Lecture 1 — Intro to Crypto and Cryptocurrencies
First lecture of the Bitcoin and cryptocurrency technologies online course.
For the accompanying textbook, including the free draft version, see: http://bitcoinbook.cs.princeton.edu/
In this lecture (click the time to jump to the section):
* Cryptographic hash functions 1:51
* Hash pointers and data structures 20:28
* Digital signatures 29:25
* Public keys as identities 39:04
* A simple cryptocurrency 44:39
First lecture of the Bitcoin and cryptocurrency technologies online course.
For the accompanying textbook, including the free draft version, see: http://bitcoinbook.cs.princeton.edu/
In this lecture (click the time to jump to the section):
* Cryptographic hash functions 1:51
* Hash pointers and data structures 20:28
* Digital signatures 29:25
* Public keys as identities 39:04
* A simple cryptocurrency 44:39
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In the past several years, the use and prevalence of virtual currency have increased exponentially. The proliferation of digital assets has changed the way goods and services are exchanged and has allowed for faster and cheaper transactions. But with this new technology comes the increased risk of fraudulent activity – especially tax fraud. Recently, the Internal Revenue Service (“IRS”) has made it abundantly clear through guidance, amendments to tax forms, and even warning letters to Americans suspected of tax fraud, that it is getting very serious about virtual currency tax compliance.
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Bitcoin and Ethereum has and is still making a lot of people "stupid rich" $10(ten dollars) seven years ago is now worth millions of dollars in bitcoins today. And $100(hundred dollars) in Ethereum has increased to as high as over thousands of dollars in under few years! The trend is on a daily increase, worldwide, investors in crypto and digital currencies are getting rich daily, I personally have invested in bitcoin and Ethereum. And I've collected bigger gains investing these coins than in anything else in my life. For example, I bought bitcoin twice, years ago and early this year, 10 coins at $83.40. And 20 more at $128. Today my 20 coins trade nearly 24 times higher . And I also bought Ethereum some years ago at $9.70… before it rocketed to $355! I was up over 3,500%. But here is the thing nobody is talking about, bitcoin and Ethereum aren't the real success stories anymore. It's the smaller and unpopular new digital currencies that are rewarding inve trying stors with the next round of huge twins. For example , I recently obtained 27,000 coins in a tiny new digital currency for just 18.5 cents per coin. Those coins now trade for around $4 each- 1,981% higher. And I invested in another one that's jumped from $1.50 to $10.71. Yet this opportunity is just getting started, today I'll show you the new digital currencies that can turn as little as $10 into over $1million. in the blink of an eye. Yes, that's right. a single crispy $10 bill could make you a millionaire. now for the doubters, not only is it possible, it's actually happening right now, a considerable number of investors worldwide have seen gains of 75,063% in Cryptonite, 59,577% in InfluxCoin, 60,450% in MaxCoin, and even 823,750% in DubaiCoin! Tiny new digital currencies are offering profits far bigger than bitcoin and much more quickly, I've personally made over 600% in one digital currency more than 1,981 in a second and over 3,500% in another, and I expect to make a whole lot more. Digital currencies is now one of the online investments where you can start writh $10 and turn that into real money fast. CNBC did a story about a highg school dropout who bought some bitcoin at $12 and is now a millionaire. also top investors worldwide are going all in on the new digital currencies. Now this is what you guys should know . A new set of coins are being launched now that could help you turn as little as $10 into over $1 million. I've never seen profit opportunities like this before in any market and at anytime. For example, in one recent week 23 separate digital currencies doubled in value. By comparison, the S&P 500 hasn't seen a single stock double yet this year. But only those who recognize the opportunity right now will see the fast profits. I first got in on Bitcoin at $83.40 and $128… only to watch it soar to over $2,000. But now I've turned my attention to the new digital currencies. For example; I invested in ANTSHARES earlier this year and at the time it was trading for just $1.50 but I watched it climb to $10.71 in less than a month. I invested in tiny new digital currencies of 12 coins and I cashed out 12,000 at $3.50 but still hold the rest… nearly $100,000 in total. There are now dozens of small digital currencies trading for just a few cents that are moving up dramatically over very short periods; like Asch traded for few cents at first but in a couple of months $100=$,570. NolimitCoin traded for few cents but now $100=5,348 in few days, the list is endless, I will stop here so I don't bore you guys, but it is sure worth your time. In case you are interested in venturing into investing in Crypto and Digital Currencies, or perhaps you are trading them but you don't understand what you are doing, feel free to message me through email and I will be sure to guide and assist with any information you may need to invest in these new and unpopular crypto and digital currencies that are making waves at the moment. well Interested parties can email me for more info: rose96771@gmail.com or reach me on WhatsApp: +1 (920) 374 3150
Hey friends, have you heard of Bitcoin it's a crypto currency and it have value like dollar, you can search about Bitcoin on Google and see some information about it. Currently I have invested some money about $2000 worth Bitcoin and I earn $100 everyday from the investment and also my friend william invested $5000 Bitcoin in fact he borrowed some money and invested now he receives $200 daily Mr, Andrew @Dennis__forex09 on insta
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