Author: Kryptonews

Introduction to Blockchain in Healthcare The healthcare industry faces persistent challenges related to data security, interoperability, and patient-centric control. Traditional centralized systems are vulnerable to breaches and often lack transparency, leading to fragmented care and inefficiencies. Blockchain technology offers a groundbreaking solution by enabling a secure, decentralized, and interoperable framework for managing patient data. What Is Blockchain? At its core, blockchain is a distributed ledger technology (DLT) that stores data across a network of nodes rather than a single server. Each entry (or "block") is linked in a cryptographic chain, ensuring immutability and transparency. In healthcare, this translates into tamper-proof…

Community & educationWeb3 LagosConference in Lagos, Nigeria covering a variety of topics including making the switch from Web2 to Web3.Community & educationBlockchain FellowshipESatyaThree month online course aiming to familiarize Nepalese developers with the key elements of blockchain technology through instruction and project-based learning.Community & educationEthereum Eje Cafetero MeetupsEthereum Eje CafeteroCommunity talks and meetups in Colombia’s Coffee Region.Community & educationETH CUBAKickstarting community growth in Cuba.Community & educationEthereum MedellínPlatohedroCommunity development in Medellín, Colombia.Community & educationEthereum TegucigalpaSupport for Ethereum community development in Honduras including meetups, developer events and Spanish-language Ethereum content.Community & education0xPARC Organization supporting applied cryptography research and development.Community & educationETHGlobalVirtual and…

Bitcoin’s dreaded "death cross" has arrived, and while not a guaranteed harbinger of doom, its historical performance suggests caution is warranted. The formation – when the 50-day moving average crosses below the 200-day moving average – is widely considered a bearish technical indicator. But what does it really mean for Bitcoin’s future price, and is it reason to panic? Understanding the Death Cross The death cross isn’t just a simple line crossing on a chart. It represents a shift in momentum. The 50-day moving average reflects short-term price action, while the 200-day moving average represents longer-term trends. When the former…

The House Financial Services Committee might mark up market structure legislation next week, while the Senate seems close to passing its stablecoin bill.You’re reading State of Crypto, a CoinDesk newsletter looking at the intersection of cryptocurrency and government. Click here to sign up for future editions.The narrativeHere’s what’s clear: There are bills and they will probably get votes next week. Here’s what’s unclear: What all lawmakers might need to get enough votes to actually advance these bills, and if they’re there already or not.Why it mattersThe crypto industry has waited for years for Congress to pass legislation giving it some…

Today’s episode is sponsored by Kraken Pro.Today’s featured story is an opinion piece from CoinDesk’s Daniel Kuhn, titled: “The Big Robert F. Kennedy Jr. Bitcoin Nothingburger.”From our sponsors:Meet the all-new Kraken Pro. The powerful, customizable, beautiful way to trade crypto.It’s Kraken’s most powerful trading platform ever – packed with trading features like advanced order management and analytics tools — all in a redesigned, modular trading interface.Head to pro.kraken.com and trade like a pro.Not investment advice. Some crypto products and markets are unregulated. The unpredictable nature of the cryptoasset markets can lead to loss of funds and profits may be subject…

Bitcoin, the pioneer of cryptocurrency, has continuously evolved since its inception. One significant upgrade, Segregated Witness (SegWit), aimed to address several limitations and improve the efficiency of the Bitcoin network. Let’s delve into how SegWit accomplishes this. Understanding SegWit’s Core Mechanics SegWit, activated on the Bitcoin network in August 2017, fundamentally alters the structure of a Bitcoin transaction. Prior to SegWit, transaction data consisted of both the transaction data (inputs and outputs) and the "witness data," primarily consisting of digital signatures. SegWit separates or "segregates" this witness data from the base transaction block. The witness data is then appended to…

Introduction to Web3 Supply Chains Traditional supply chains have long been plagued by inefficiencies, lack of transparency, and single points of failure. Middlemen-driven systems lead to higher costs, delays, and limited visibility for stakeholders. Web3, powered by blockchain and decentralized technologies, offers a groundbreaking solution by enabling secure, transparent, and automated logistics. This paradigm shift fosters trust, reduces counterfeiting, and empowers all players in the supply chain—from producers to consumers. How Web3 Supply Chains Work Unlike centralized systems, Web3 supply chains run on distributed ledger technology (DLT), such as blockchain. Each transaction, from raw material sourcing to final delivery, is…

The US Attorney’s Office for the Eastern District of Virginia has seized 145 web domains and cryptocurrency assets tied to BidenCash, a darknet marketplace notorious for trafficking in stolen credit card data and personal information. BidenCash began operations in March 2022, stepping in to replace Joker’s Stash, which had been shut down about a year before. Feds Strike BidenCash Marketplace Launched in March 2022, BidenCash marketed itself as a one-stop shop for cybercriminals seeking to buy and sell compromised financial data, including millions of payment card numbers and user credentials. The marketplace gained notoriety for its brazen promotional tactics, most…

Queridos Amigos, A few years ago, we outlined what Devcon was all about in the original version of this post, and spoke to our renewed focus on growing the Ethereum ecosystem. In this updated version, we’re excited to re-announce Devcon 6, and to share details on our site-selection, timing and more. 🥁 Devcon 6: 11-14 October 2022 in Bogotá 🥁 The next edition of Devcon will take place in Bogotá, Colombia at the beautiful Agora Bogotá Convention Center! The City We can’t wait for the entire ecosystem to meet Bogotá; the capital city of Colombia and one of Latin America’s…

Uniswap (UNI) enters June 2025 with renewed momentum, fueled by strong whale accumulation, protocol upgrades via v4, and growing developer activity across its expanding ecosystem.Fundamental DevelopmentsUniswap’s core protocol continues evolving. Most recently, Uniswap v4 launched with a major architectural overhaul. Key among its features is a new “Hooks” mechanism allowing developers to run custom code before/after swaps.This enables advanced functionality (built-in limit orders, custom price oracles, dynamic fee management, automated liquidity strategies, etc.). Other v4 improvements include dynamic fees, gas optimizations (e.g. “flash accounting”), native ETH support (no wrapped-ETH needed), and multiple pool types.These upgrades aim to boost capital efficiency…