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Systems built on trust, norms, and institutions function better than blockchain
Blockchain is not only crappy technology but a bad vision for the future. Its failure to achieve adoption to date is because systems built…
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The latest blog posts to take off on Hacker News. 75 posts.
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Who and what is Coinhive?
Multiple security firms recently identified cryptocurrency mining service Coinhive as the top malicious threat to Web users, thanks to the tendency for Coinhive’s computer code to be used on hacked Web sites to steal the processing power of its visitors’ devices. This post looks at how Coinhive vaulted to the top of…
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Our suite of Ethereum security tools
Two years ago, when we began taking on blockchain security engagements, there were no tools engineered for the work. No static analyzers, fuzzers, or reverse engineering tools for Ethereum. So, we invested significant time and expertise to create what we needed, adapt what we already had, and refine the work…
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Lightning on Stellar: Technical Spec and Roadmap
The technical specification and timeline for Lightning on Stellar, including working examples and an explanation of the new BUMP_SEQUENCE operation.
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Breaking the Ledger Security Model
In this post, I’m going to discuss a vulnerability I discovered in Ledger hardware wallets. The vulnerability arose due to Ledger’s use of a custom architecture to work around many of the limitations of their Secure Element.
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First Lightning mainnet release
Today, we at Lightning Labs are announcing the release of lnd 0.4-beta ! This release marks the 4th major release of lnd and the first Lightning mainnet beta, an important milestone. With this release, lnd has gained a considerable feature set, deeper cross-implementation compatibility, a new specialized wallet seed…
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A Practical Introduction to Blockchain with Python
Adil Moujahid, Bridging Tech and Art
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How Ethereum can be stolen through DNS rebinding
The Post has been moved here
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Keybase is now supported by the Stellar Development Foundation
You're reading the Keybase blog. There are more posts . When you're done, you can install Keybase .
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Why Is It Taking 20 Minutes to Mine This Bitcoin Block?
You have just made a Bitcoin transaction and you are eager to see if it appears in the next block. You know that the expected time between Bitcoin blocks is 10 minutes. You check the log of your Bitcoin node. It has been 7 minutes since the previous block. You recall that blocks occurrences in Bitcoin are a Poisson…
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Nothing Is Cheaper Than Proof of Work (2015)
I previously wrote a post on proof of work (PoW) and mining . The first half generated great interest but (apparently) failed to be universally persuasive. For example, CCRG (Ethereum’s multi-million dollar funded “research” organization) consists almost entirely of academics theorizing about proof of stake (PoS) .
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IOTA: The Brave Little Toaster That Couldn’t
IOTA is a cryptocurrency targeting the internet of things. It purports to be scalable, decentralized, and feeless. Unfortunately it is none of those things.
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Coinbase Commerce: merchants can accept multiple digital currencies
We’re excited to announce Coinbase Commerce, available today for merchants around the world. Merchants everywhere can use Coinbase Commerce…
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The Decentralized Future
A good method for discovering startup ideas is to look into technological breakthroughs and think about what they unlock that wasn't possible before. In this introductory post, we are going to use this framework to examine Bitcoin.
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My professional opinion as a blockchain researcher: I don’t see the point (yet)
I’ve spent the last 15 months researching the implications and possibilities of blockchains and related “distributed trust technologies” from a business and societal point of view…
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SENS Research Foundation Receives $2.4M Ethereum Donation from Vitalik Buterin
Creating a Future Where Everyone Can Live Longer, Healthier Lives Building A Global Ecosystem To Advance Research That Will Overcome Age-Related Disease And Extend Healthy Human Lifespan Support LRI Subscribe Creating a Future Where Everyone Can Live Longer, Healthier Lives Building A Global Ecosystem To Advance…
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