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STARKs, Part I: Proofs with Polynomials

Special thanks to Eli Ben-Sasson for ongoing help, explanations and review, coming up with some of the examples used in this post, and most crucially of all inventing a lot of this stuff; thanks to Hsiao-wei Wang for reviewing Hopefully many people by now have heard of ZK-SNARKs, the general-purpose succinct zero knowledge proof technology that can be used for all sorts of usecases ranging from verifiable computation to privacy-preserving cryptocurrency. дальше »

2018-7-21 23:03


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Bitcoin Ponzi Scammer Amit Bhardwaj Offers to Return Money to Victims

In a somewhat surprising twist, Amit Bhardwaj, the man behind the notorious Bitcoin Ponzi scheme, has pledged to pay back his victims in Indian rupees (INR) according to report on July 18, 2018. The Schemer’s Path Towards Prison Bhardwaj caught the attention of police and global media houses in April 2018, when the police arrested him for setting up an. дальше »

2018-7-20 19:00


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‘We’re In It For The Long Haul’ — CheapAir CEO on Dropping Coinbase [Interview]

Bitcoinist caught up with CheapAir CEO Jeff Klee to find out why exactly his company just switched from Coinbase to BTCPay Server. CheapAir. com has decided to double down in its support of Bitcoin at a time when many retailers, including Expedia, have made the difficult decision to drop Bitcoin payments due to problems with merchant processors like Coinbase and BitPay. дальше »

2018-7-18 19:00


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Op Ed: Addressing the Threat of Cryptomining Malware

One major class of attacks to hit the hacking landscape recently is cryptomining. While cryptomining on its own supports a good cause when being done consciously, it also allows nefarious actors to make a lot of money fast, and, with the sheer number of cryptocurrencies available to mine, it is becoming a popular choice for attackers. дальше »

2018-7-18 23:18


Israeli Programmer Asks For $50 Million In Crypto For Pegasus iPhone Spyware, Caught On Dark Web

A lead programmer which worked for the Israeli cybersecurity firm NSO Group has recently been arrested after illegally trying to sell the Pegasus iPhone malware, a top secret spyware. The man has tried to sell the malware on the dark web in exchange for $50 million USD worth of cryptocurrency. A report from the local […] дальше »

2018-7-12 11:25


Shiller’s Ideas About Stock Investing Haven’t Caught on Because They Represent Too Big an Advance

Valuation-Informed Indexing #399 By Rob Bennett StockSnap / Pixabay One Thanksgiving a few years back, I got into a conversation with my brother Richard about stock investing.  I told him about Valuation-Informed Indexing, about how it is possible to earn far higher lifetime returns while taking on dramatically reduced risk just by practicing long-term timing […] дальше »

2018-6-26 20:05


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Bitcoin ‘Boom-Bust Cycle Has Repeated Itself’ – Senior Market Analyst (Interview)

Bitcoinist has once again caught up with Mati Greenspan, Senior Market Analyst at eToro, the most popular social trading platform in the world with millions of users. Greenspan keeps a close eye on cryptocurrency markets and shares his thoughts on the recent Bitcoin price plunge and why he believes this current downtrend nothing out of the ordinary. дальше »

2018-6-15 03:00