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How Ethereum can be stolen through DNS rebinding
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Crypto & Blockchain
The most popular blog posts about crypto & blockchain on Hacker News. 850 posts.
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RSA chief believed cryptographers’ warnings on Dual EC DRBG lacked merit (2014)
"When, last September, it became possible that concerns raised in 2007 might have merit as part of a strategy of exploitation, NIST as the...
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Crypto Tokens: A Breakthrough in Open Network Design
It is a wonderful accident of history that the internet and web were created as open platforms that anyone — users, developers…
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Satoshi leaked his Los Angeles IP address (2016)
Chapter 6 – California In the Jan of 2009 when Hal and Satoshi were working on Bitcoin Alpha version, Hal encountered an error with the software and he posted the debug log to the mailing lis…
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How to steal Bitcoins that are protected by weak passphrases
Every Bitcoin address is based on a secret key, from which the public key (associated to a Bitcoin address) is calculated. Once you have the private key for an address, you have the control of that address and can use it to transfer funds.
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How I snatched 153k Ether after a bad Tinder date
Over the weekend, I did a lot of swiping right. I’ve never had a Tinder go this fast from match to agreeing on a date time this fast…
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GoDaddy employees used in attacks on multiple cryptocurrency services
Fraudsters redirected email and web traffic destined for several cryptocurrency trading platforms over the past week. The attacks were facilitated by scams targeting employees at GoDaddy , the world’s largest domain name registrar, KrebsOnSecurity has learned.
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On the dangers of cryptocurrencies and the uselessness of blockchain
Earlier this month, I and others wrote a letter to Congress, basically saying that cryptocurrencies are an complete and total disaster, and urging them to regulate the space. Nothing in that letter is out of the ordinary, and is in line with what I wrote about blockchain in 2019. In response, Matthew Green has…
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Web 3.0 – The Great Con
I'll say it - web 3.0 is a meaningless buzzword, and blockchain and cryptocurrency is nothing more than a giant fraud.
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Living Only on Bitcoins
I’ve been interested in BitCoin since the very beginning but, until now, I considered BTC some very nice cryptographic experiment with high potential but almos…
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Crypto, the Left and Technofeudalism
Rare is the person who could expertly comment – in a single interview! – on the rise of NFTs and their origins in the virtual worlds of gaming, the logic of the emerging regime of techno-feudalism, and the folly of El Salvador’s Bitcoin-heavy negotiating tactics with the IMF. Luckily, we have found this person in […]
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Malicious skills targeting Claude Code and Moltbot users
Malicious ClawdBot skills target ByBit, Polymarket, Axiom, Reddit and LinkedIn, installing malware on unsuspecting OpenClaw user machines.
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Proof of X
I’ve spent a lot of time recently thinking about different proof-of-work mechanisms. When I say proof-of-work, I’m not talking about consensus algorithms like the ones that some crypto currencies use. I’m talking about social networks.
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Web3 – A Vision for a Decentralized Web
In this blog we start to explain Web3 in the context of the web's evolution, and how Cloudflare might help to support it.
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Who Pays for the Decentralized Web?
I recently attended the Decentralized Web Summit where industry giants Vint Cerf and Tim Berners-Lee spoke about designing a new…
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The endless search for a crypto use case
Are we there yet?
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Medical records on the blockchain – the history of a bad idea
Patients having some sort of “control” over their own medical data is a perennial favourite blockchain pitch. We may have found the source.
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Stop Saying Bitcoin Transactions Aren’t Reversible
One of the criticisms leveled at Bitcoin by those people determined to hate it is that Bitcoin transactions are irreversible.
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Cryptocurrency off-ramps, and the shift towards centralization
The 'off-ramps' from crypto—that is, the firms who will exchange your cryptocurrencies back into traditional currencies—are increasingly taking the position that is so common in discussions about privacy: 'if you're not doing anything wrong, what do you have to hide?'
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Bitcoin, Ethereum, Blockchain, Tokens, ICOs: Why Should Anyone Care?
The Crypto market is gaining lots of steam. Gravity-defying price rallies…
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Coco: Framework for enterprise blockchain networks
Microsoft is committed to bringing blockchain to the enterprise—and is working with customers, partners, and the blockchain community to continue advancing its enterprise readiness.
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