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“Crypto drainer” template facilitates theft
Crypto Drainers are phishing pages that lure victims into signing malicious transactions that allow the attacker to siphon their crypto and NFTs.
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The latest blog posts to take off on Hacker News. 362 posts.
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Dark Moon: The Inevitable Collapse of Luna
Luna/UST went from a collective market capitalization of ~$50 billion to now down 99%. The collapse of the Luna/UST Ponzi scheme occurred even faster than anyone expected, but this implosion was perfectly predictable.
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Keep the web free, say no to Web3 (2021)
A look at what is wrong with Web3.
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Germany: Crypto held for more than a year will not get taxed
Germany: crypto held for more than a year will not get taxed. The Federal Ministry of Finance has published a document defining tax policies.
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Earn $200K by fuzzing for a weekend: Part 1
By applying well-known fuzzing techniques to a popular target, I found several bugs that in total yielded over $200K in bounties. In this article I will demonstrate how powerful fuzzing can be when applied to software which has not yet faced sufficient testing.
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Mullvad VPN now accepts Monero payments
Mullvad is now accepting payments in the Monero cryptocurrency.
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How SHA-256 Works Step-by-Step
SHA-2 (Secure Hash Algorithm 2), of which SHA-256 is a part, is one of the most popular hash algorithms around. A cryptographic hash, also often referred to as a "digest", "fingerprint" or "signature", is an almost perfectly unique string of characters that is generated from a separate piece of input text. SHA-256…
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Elliptic Curve Cryptography: A Basic Introduction
Elliptic Curve Cryptography (ECC) is a modern public-key encryption technique famous for being smaller, faster, and more efficient than incumbents. Bitcoin, for example, uses ECC as its asymmetric cryptosystem because it is so lightweight. The mathematical entity that makes all of this possible is the elliptic curve…
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Attackers exploit flaw in web’s security to steal $2M in cryptocurrency
By Henry Birge-Lee, Liang Wang, Grace Cimaszewski, Jennifer Rexford and Prateek Mittal On Thursday, Feb. 3, 2022, attackers stole approximately $2 million worth of cryptocurrency from users of the Korean crypto exchange KLAYswap. This theft, which was detailed in a Korean-language blog post by the security firm S2W…
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IPFS Backed by Decentralized Storage
Filebase now supports IPFS! Learn more about our latest network integration and how you can pin data onto IPFS in seconds, at a fraction of the cost of existing services.
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Boston Fed releases report, source code of digital currency prototype study
The Federal Reserve Bank of Boston and the Digital Currency Initiative at the Massachusetts Institute of Technology today released the findings of their initial technological research into a central bank digital currency, or CBDC. The published research describes a theoretical high-performance and resilient…
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Crypto, the left, and techno-feudalism
The Crypto Syllabus
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The Web3 Fraud
By now effectively all ;login:’s readers have heard the term “web3” and “dapps” bandied about as if they are some great revolution. They are not. The technical underpinnings are so terrible that it is clear they exist only to hype the underlying cryptocurrencies. The actual utility of these “decentralized” systems is…
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Cryptocurrency scams cost owners $7.7B in 2021, driven by DeFi-based “rug pulls”
Crypto scams were once again the largest form of crypto crime, with over $7.7 billion worth of cryptocurrency taken from victims worldwide.
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Crypto wallet security as seen by security engineers
How to build secure crypto wallets, analysing issues found during crypto wallet security audits.
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DAO votes to join Blender Development Fund as Patron member
Decentraland joins the Blender Development Fund for a period of two years, as Patron Member.
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Brave Wallet: a secure crypto wallet, built natively in a web3 browser
Brave Wallet is a secure crypto wallet, built right into the Brave privacy browser. No extension required.
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Why Zulip will not get on the blockchain bandwagon
This week, Discord teased plans to integrate a crypto asset wallet. After backlash from their user community, Discord clarified that the feature isn’t ready to ship “for now”. With many popular social and chat apps already on the blockchain bandwagon (including Facebook, Telegram, Signal, Twitter and …
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Swedish government agencies say energy-intensive crypto mining should be banned
The most common method for producing crypto-assets requires enormous amounts of electricity and generates large CO2 emissions. Crypto-asset producers are keen to use more renewable energy, and they are increasing their presence in the Nordic region. Sweden needs the renewable energy targeted by crypto-asset producers…
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$1M bounty for details on Tether’s backing
NEW YORK, NY — Hindenburg Research, a forensic financial research firm, today announces it is launching the Hindenburg Tether Bounty Program (the “Program”) – a reward of up to $1,000,000 for information leading to previously undisclosed details about cryptocurrency “stablecoin” Tether’s backing.
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Why Did Satoshi Decide to Use Secp256k1 Instead of Secp256r1?
Secp256k1 and secp256r1 are two commonly used curves. Hyperledger / Fabric developed by IBM is using secp256r1 while Bitcoin is using secp256k1. What is the difference between these two and why did Satoshi decide to use secp256k1 which is considered as a surprising choice at the time?
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Cloudflare Distributed Web Gateways: Unlocking the Web3 Metaverse
Cloudflare announces the Private Beta of their Web3 gateways for Ethereum and IPFS. Unlocking the Metaverse, Web3, and Decentralized Finance for every developer.
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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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Kraken Security Labs Identifies Vulnerabilities in Commonly Used Bitcoin ATM
Bitcoin ATMs offer a convenient and friendly way for consumers to purchase cryptocurrencies. That ease of use can sometimes come at the expense of security. Kraken Security Labs has uncovered multiple hardware and software vulnerabilities in a commonly used cryptocurrency ATM: The General Bytes BATMtwo (GBBATM2)…