Archive for the ‘Smart Contracts’ Category

EOS Ethereum Virtual Machine Testnet Goes Live Ahead of April Mainnet Deployment – Yahoo Finance

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A testnet for the EOS Ethereum Virtual Machine (EVM) feature went live on Tuesday ahead of an April rollout.

The EVM is housed within an EOS smart contract and aims to offer high-speed transactions at cheap fees for users and developers. The move aims to eventually bolster decentralized finance (DeFi) development on the EOS network, which ultimately accrues value for eos tokens.

EVMs refer to the environment in which all Ethereum accounts and smart contracts live, serving as a virtual computer utilized by developers for creating decentralized applications (dapps).

When deployed on other blockchains, EVMs can allow developers to build dapps and decentralized finance (DeFi) applications similar to how they would on Ethereum.

EVMs are a large part of EOS future plans, touted as the blockchains "second innings."

Many of the developers who have left EOS have done so not because they want to, but because Ethereum, for all its deficiencies, is where the action is, the foundation said in a January post.

EVM compatibility is essential to the potential of EOS, not just technically but also from a business perspective. Ultimately, it is essential that we welcome more Solidity developers and users to EOS, and an EVM on EOS is an excellent bridge to do just that, it added at the time.

The EOS EVM contract is available on eosio.evm and a token bridge for transferring compatible Ethereum-based tokens to EOS is live on bridge-testnet2.trust.one.

EOS native tokens remained nominally changed in the past 24 hours.

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EOS Ethereum Virtual Machine Testnet Goes Live Ahead of April Mainnet Deployment - Yahoo Finance

This Ukrainian Startup Is Looking to Automate Crypto Crime Reporting Using Smart Contracts, AI – CoinDesk

HAPI Labs has launched a platform for reporting scam- and crime-related addresses, in partnership with Ukraines cyber police.

Scamfari OSINT, currently in beta mode, allows users to report cryptocurrency wallets related to scams, sanctions violations, terrorism financing and other crimes. The project is supported by Ukraines cyber police, which will work on freezing such wallets, the agency announced on Monday.

HAPI, a crypto startup working on cybersecurity tools for decentralized finance (DeFi) platforms, previously ran two-week-long contests asking people to find and report crypto wallets related to fraud and other crimes, with a special focus on the money pro-Russian volunteers raise to help Russian troops invading Ukraine. Users who report the most wallets get rewards in HAPIs own token, but only if the reports are approved by the firms team and are really linked to some kind of crime.

This week, another week-long contest went live. Even after this season is over, the hunting for criminal crypto will not stop but continue on a new website.

It works like this: A user signs up via a Telegram bot, fills out a form and submits a blockchain address and a screenshot proof that the address is being used for criminal purposes.

Then, two HAPI staffers manually check whether reports contain truthful and relevant data, then either approve or reject them. After a report is approved the reporter is assigned a reward in HAPIs own tokens, which are now trading around $13 each: $1 for a new address in the database, 10 cents for an address previously reported and $5 for an address related to a sanctioned person or entity, HAPI head of research Mark Letsyuk told CoinDesk.

For now, rewards are being distributed manually every two weeks, but in future HAPI wants to automate the reward distribution using smart contracts. The community might also have a vote soon as to whether to replace the HAPI token with a stablecoin as a reward, Letsyuk said.

Many people in Ukraine lost their jobs [because of the war] and some made several hundred dollars during the past season, he said. In these times, its good money. Now, people want to try and do it on a regular basis.

He added that since Scamfari OSINT launched in beta last week, over 15,000 addresses have been submitted, including the wallets raising funds for Russian mercenaries fighting in Ukraine.

In the future, HAPI is considering using AI to automate report approval, too, Letsyuk said: Were now feeding the reports we get to the [latest AI product by OpenAI] GPT-4 it looks very raw at this point, but promising. Not trying to catch some hype here, but we believe that it can be helpful in the near future.

The Ukrainian cyber police, in it announcement, underscored it will be looking particularly for wallets linked to financing Russian troops invading Ukraine. According to CoinDesks own investigation, such accounts have raised at least $1.8 million for ammunition, vehicles and other supplies for the troops since the beginning of the war. The Binance crypto exchange has said the number could be as high as $7.2 million.

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This Ukrainian Startup Is Looking to Automate Crypto Crime Reporting Using Smart Contracts, AI - CoinDesk

How Dangerous Is the EU’s Smart Contract ‘Kill Switch’? – BeInCrypto

The EUs new smart contract kill switch has angered many across the blockchain ecosystem. How much of a threat does it pose to the industry and the immutability of smart contracts?

Last week, the crypto community was up in arms about a provision in a new EU law that would mandate the inclusion of a kill switch to terminate smart contracts.

Article 30of the Data Act, which was passed on Tuesday, March 14, ensures that any smart contract must have a clearly defined mechanism to terminate or interrupt its operation. The passage in Article 30 states:

Safe termination and interruption: ensure that a mechanism exists to terminate the continued execution of transactions: the smart contract shall include internal functions which can reset or instruct the contract to stop or interrupt the operation to avoid future (accidental) executions; in this regard, the conditions under which a smart contract could be reset or instructed to stop or interrupted, should be clearly and transparently defined. Especially, it should be assessed under which conditions non-consensual termination or interruption should be permissible.

The other provisions in Article 30 are less controversial. Including a section that ensures smart contracts have strong security features to prevent mistakes or tampering by third parties.

The rules have caused consternation among those in the crypto, DeFi, and smart contract communities. But why?

First, smart contracts do something important. They allow developers to write web apps that consumers can use without having to trust the people who wrote them. A huge factor here is immutability, a fundamental concept in blockchain technology, including smart contracts. A smart contracts immutability refers to its inability to be changed once it has been deployed to the blockchain.

You can technically upgrade a smart contract. Whether to improve functionality, fix bugs, or adapt to better technology or user need. But such steps are the exception and not the rule. (Because a smart contract is immutable, upgrades are not done in the same way you would upgrade a non-blockchain-based app. In short, you deploy a new smart contract.)

In essence, once a dApp or smart contract is deployed on the blockchain, those using it can read its code and be certain it wont change.

The EU kill switch presents a challenge to this fundamental immutability, which many experts have found concerning. Thibault Schrepel, Associate Professor of Law and Technology at VU Amsterdam University, believes this has the potential to undermine the technology itself. Article 30, as currently drafted, goes a step too far in addressing the issues raised by immutability, he said in a March 14tweet.

Instead of enacting practical immutability (where immutability remains the principle and alterability theexception), it makes alterability the principle. In doing so, it endangers smart contracts to an extent that no one can predict, Schrepel continued. He also shared concerns that the definition (smart contracts for data sharing) used in the Article was not specific enough.

Rapolas Lakavicius, a Policy Offer at the European Commission, the EUs largest law-making body, is less worried. In a March 17tweet, Lakavicius claimed, This is a common industry practice already available on most smart contract implementations to prevent a situation of smart contract with some errors running on an immutable blockchain and no-one can do anything about it.

Lakavicious raises a valid point. Smart contract immutability is not without its downsides. As noted above, there are reasons why a user or developer might want a contract changed.

From the perspective some EU officials, adding a kill switch seems an obvious step. What if a smart contract is found to be illegal or becomes illegal because of a new law? What if the contract in question doesnt do what it says on the tin? A non-blockchain expert would see these concerns as logical. A kill switch also benefits the developer, who now has a way of terminating the contract if there is a fatal flaw in the code. Apostby Thomas Jay Rush outlines this very scenario.

In an interview with BeInCrypto, Luke Lombe, a Spool Core Builder, expressed his view that the kill switch poses risks to the safety and security of the DeFi industry. By making human intervention obligatory and essentially creating a backdoor into smart contracts, this mandate could potentially lead to unforeseen consequences with far-reaching and detrimental implications, he said.

The kill switch can be used for nefarious purposes, such as shutting down a smart contract to manipulate the market or unfairly gain an advantage over other market participants. This could ultimately harm consumers and undermine the integrity of the DeFi ecosystem, Lombe continued.

Moreover, this situation may suggest a limited understanding of blockchain technology and its benefits among the regulators responsible for its governance. We recommend increased collaboration between regulators and industry professionals to enhance comprehension of the potential repercussions associated with such measures before their implementation, he added.

Chao Cheng-Shorland, co-founder and CEO at ShelterZoom, also believes the kill switch to be counterproductive. Smart contracts provide massive benefits for efficiency, self-governance, and anti-fraud, she told BeInCrypto. Moreover, under EU laws, personally identifiable information is already well protected from being on the public blockchain. Therefore, while the EUs Data Act may have good intentions aimed at ensuring the security of smart contracts and the digital assets and data therein, the introduction of a mandated kill switch for contracts could reverse the trust and governance that smart contracts will provide as we move into the web3 era.

All the information contained on our website is published in good faith and for general information purposes only. Any action the reader takes upon the information found on our website is strictly at their own risk.

Excerpt from:

How Dangerous Is the EU's Smart Contract 'Kill Switch'? - BeInCrypto

USDC Is Rebounding With A Rise Of Smart Contracts, Here’s Why – CryptoSaurus

According to data from blockchain analytics firm Glassnode, USDC, one of the most widely used stablecoins, has seen an increase in its supply within smart contracts.

This positive development is in stark contrast to the coins recent struggles and also marks a notable departure from other stablecoins.

by glassnode The latest report on March 27 highlighted a promising increase in the percentage of USDC supply held in smart contracts. The data indicated that the percentage has increased to 42.08%, as shown in the graph. It marks a significant rise, hitting a six-month high for the stablecoin.

Source: Glassnode

Upon closer examination of the graph, it becomes apparent that the metric experienced a decline towards the end of 2022. Since then, it has gained momentum, beginning an upward trend in March. It maintained its growth even during the recent bank run, which resulted in FUD all around it.

The recent increase in the supply of USDC contained in smart contracts becomes even more significant compared to USDT. According to data from Glassnode, the supply percentage of USDT in smart contracts as of this writing was 14.0%, with the highest percentage this year reaching only 14.7%. He indicated that USDC was being used more widely for transactions related to smart contracts.

Source: Glassnode

An analysis of the Exchanges net flow volume comprising both inflow and outflow indicated that USDC had been experiencing consistent and robust flow across all exchanges.

However, the output volume has been noticeably higher recently and exceeded 55 million, at the time of writing.

Source: Glassnode

Also, according to Santiments transaction volume data, it has been exhibiting normal transaction activity for a stablecoin, with volume around $1.4 billion as of this writing.

Additionally, according to CoinMarketCap, USDCs market capitalization was over $33 billion. Thus, positioning it as the fifth largest cryptocurrency at press time.

Source: Feeling

In another notable development, MakerDAO recently approved a proposal affirming USDC as its primary reserve. The move indicated a vote of confidence in the stablecoin.

Furthermore, the recent rise of DeFi protocols is likely to have contributed to the increased supply of the stablecoin contained in smart contracts.

The USDC is recovering well from the setback it faced earlier in the month. It is also showing signs of growth and stability in the digital currency market.

source: ambcrypto.com

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USDC Is Rebounding With A Rise Of Smart Contracts, Here's Why - CryptoSaurus

Smart Contracts in Healthcare Market Size and Growth Most Recent Manufacturers Insight View with Top Countries – openPR

Smart Contracts in Healthcare

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IBM Corporation (US) Patientory (US) Factom (US) Proof.Work (UK) SimplyVital Health (US) Gem (US) PokitDok Inc (US) Hashed Health (US) Chronicled (US) smartData Enterprises (India) iSolve (US) FarmaTrust (UK) Blockpharma (France) Microsoft Corporation (US) Guardtime (Netherlands) Medicalchain (UK).

Analysis of the Smart Contracts in Healthcare Market

Sidechains Bitcoin Ethereum NXT

Analysis of the Smart Contracts in Healthcare Market

Patient Data Management Electronic Health Records (EHRs) Supply Chain Management Clinical Data Exchange and Interoperability Claims Adjudication And Billing Management

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Smart Contracts in Healthcare Market Size and Growth Most Recent Manufacturers Insight View with Top Countries - openPR