Bitcoin Cash 51% Attack From Just 2 Major Miners Happened Under Everyone’s Noses

2019-5-30 20:48

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. origin »

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attack everyone under bitcoin happened blockchain noses

Источник: investinblockchain.com

attack everyone → Результатов: 18


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.

2019-4-23 19:30


On Collusion

Special thanks to Glen Weyl, Phil Daian and Jinglan Wang for review Over the last few years there has been an increasing interest in using deliberately engineered economic incentives and mechanism design to align behavior of participants in various contexts.

2019-4-5 04:03


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).

2018-8-9 04:03


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 […]

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.

2018-7-21 23:03


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