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Bitcoin Ransomware: The U.S. Indicts Iranians Over $6 Million Cryptocurrency Cyber-crimes

The U. S. Justice Department recently announced the indictment of two Iranians involved in a high-profile Bitcoin ransomware attack. Iranian Hackers Collect Bitcoin as Ransom According to a report by The Washington Post, the Justice Department of the United States on Wednesday (November 28) announced the indictment of two Iranian nationals involved in cryptocurrency ransomware attacks, […] The post Bitcoin Ransomware: The U. дальше »

2018-11-29 12:16


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US Gov’t Sanctions First Bitcoin Addresses

The U. S. Treasury’s Office of Foreign Assets Control (OFAC) has taken action against two Iranian ransomware “facilitators. ” The actions include publishing the perp’s cryptocurrency wallet addresses, and warning the cryptocurrency and financial communities that anyone transacting with the accused could be subject to secondary sanctions. дальше »

2018-11-29 08:00


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Bitcoin Cash ABC update exposes potentially catastrophic vulnerability

It hasn’t been long since the monstrously wasteful hash wars began, but it already seems both newly spawned blockchains are running into potentially crippling technical difficulties. Shortly after BSV (nChain’s implementation of Bitcoin Cash) suffered from a bug that split its network in two, it appears that BAB (Bitcoin-ABC’s implementation of Bitcoin Cash) has rolled out a software update that puts its entire network at risk of 51-percent attacks from rogue miners. дальше »

2018-11-21 20:52


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How Monero Are Improving Human Rights With XMR

 Listen Here – https://soundcloud. com/cryptodaily/how-monero-are-improving-human-rights-with-xmr Monero is considered to be the privacy coin, the currency of choice for absolute privacy. Now, privacy doesn’t necessarily mean security and we should remember that 2018 has seen a tonne of ‘Monero mining’ hacks, calling into question some of the projects integrity. дальше »

2018-10-12 17:00


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


Notes on Blockchain Governance

In which I argue that “tightly coupled” on-chain voting is overrated, the status quo of “informal governance” as practiced by Bitcoin, Bitcoin Cash, Ethereum, Zcash and similar systems is much less bad than commonly thought, that people who think that the purpose of blockchains is to completely expunge soft mushy human intuitions and feelings in favor of completely algorithmic governance (emphasis on “completely”) are absolutely crazy, and loosely coupled voting as done by Carbonvotes and similar systems is underrated, as well as describe what framework should be used when thinking about blockchain governance in the first place. дальше »

2018-7-21 23:03


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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


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