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Bitcoin Cash 51% Attack From Just 2 Major Miners Happened Under Everyone’s Noses
A 51% attack is one of the worst things that can happen to a blockchain, as it undermines its… The post Bitcoin Cash 51% Attack From Just 2 Major Miners Happened Under Everyone’s Noses appeared first on Invest In Blockchain. дальше »
2019-5-30 20:48 | |
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Jibrel Network Warns Wallet Holders of Social Media Phishing Scam Using Their Name
It is very common in the digital asset sphere to have cases of different types of scams regularly. The latest of such crypto scams that has got the attention of everyone in the cryptocurrency community is a social media attack on the Jibrel Wallet. дальше »
2019-5-9 00:08 | |
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Bitcoin Sextortion: Kansas Police Warn of Bizarre Crypto Scam
By CCN: Police in the tiny town of Norton, Kansas posted a bulletin to their website yesterday morning urging followers not to fall for a bizarre Bitcoin sextortion scam. Spear-Phishing Attack Targets Individuals With Secret Porn Habits In this version of a classic spear-phishing attack, the scammer sends an e-mail to the victim and tells them they have a recording of the victim pleasuring him or herself – complete with the content they were watching at the time. дальше »
2019-4-23 19:30 | |
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Op Ed: Why Bitcoin’s “Toxic” Maximalism Makes Sense
Over the years, Bitcoin has gained a reputation for having a “toxic” community of users around it. This accusation is mostly thrown at Bitcoin by proponents of altcoins and those who have supported various Bitcoin hard fork attempts in the past. дальше »
2019-4-5 16:23 | |
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Bitcoin Ransomware Cripples Boston Legal System for Two Weeks
Boston public defenders suffered a ransomware attack some weeks back but have chosen not to send the bitcoin demanded by the attacker. Instead, they decided to use back-ups to restore services. The Committee oversees public defenders in Boston. дальше »
2019-3-15 20:33 | |
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Op Ed: Why It’s Unsafe to Store Private Crypto Keys in the Cloud
There are two primary reasons why storing your private crypto keys in the cloud is a bad idea. First, your cloud provider represents a centralized honeypot that could experience a security breach, allowing cyber criminals to access your data. дальше »
2019-2-19 00:19 | |
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One Day After the Bitcoin Cash Hard Fork: Takeaways and Latest Developments
Bitcoin Cash, the “big block” project that forked away from the Bitcoin blockchain in August 2017, “hard forked” (split) into two different coins: “Bitcoin Cash ABC” (BCH ABC) and “Bitcoin Cash SV” (BCH SV). дальше »
2018-11-17 02:13 | |
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A Guide to 99% Fault Tolerant Consensus
Special thanks to Emin Gun Sirer for review We’ve heard for a long time that it’s possible to achieve consensus with 50% fault tolerance in a synchronous network where messages broadcasted by any honest node are guaranteed to be received by all other honest nodes within some known time period (if an attacker has more than 50%, they can perform a “51% attack”, and there’s an analogue of this for any algorithm of this type). дальше »
2018-8-9 04:03 | |
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Audits and Quality Assurance: Patching the Holes in Smart Contract Security
On July 10, 2018, news broke that cryptocurrency wallet and decentralized exchange Bancor was hit with a hack. A wallet the Bancor team used to update the protocol’s smart contracts was infiltrated, and the $23. дальше »
2018-8-3 19:24 | |
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Are you afraid of cyber attacks? Improve your cyber security!
Even though we are well into our second decade of widespread internet use, the term ‘cyber attack’ is still a relatively new and daunting one for many people. Many individuals and small businesses entrust their cybersecurity to off-the-shelf antivirus softwares, which can effective but certainly aren’t foolproof. When it comes to preventing cyber attacks, everyone […] дальше »
2018-7-27 16:04 | |
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Governance, Part 2: Plutocracy Is Still Bad
Coin holder voting, both for governance of technical features, and for more extensive use cases like deciding who runs validator nodes and who receives money from development bounty funds, is unfortunately continuing to be popular, and so it seems worthwhile for me to write another post explaining why I (and Vlad Zamfir and others) do not consider it wise for Ethereum (or really, any base-layer blockchain) to start adopting these kinds of mechanisms in a tightly coupled form in any significant way. дальше »
2018-7-21 23:03 | |
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