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| MetaMask adds "SetApprovalForAll" contract confirmation; public chain Juno Network suspends block production (July 29)
十文
特邀专栏作者
2022-07-29 00:00
This article is about 6101 words, reading the full article takes about 9 minutes
Scroll is testing the asset cross-chain function between L1 and L2.

headlines

MetaMask has been updated to version 10.18.0, and a "SetApprovalForAll" contract confirmation prompt has been added

MetaMask has been updated to version 10.18.0, which will prompt the "SetApprovalForAll" contract and require user confirmation to prevent malicious contracts from stealing assets in the wallet after being authorized.

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Previously, according to on-chain analyst NFTherder, since many fraudulent scams are abusing the SetApprovalForAll function, MetaMask has decided to add a "confirmation window" before approving transactions to prevent users from unknowingly authorizing their own NFT assets.

The non-custodial pledge Stakely.io service provider stated that the Cosmos ecological smart contract public chain Juno Network could not reach a consensus on block 4136531 due to non-deterministic blocks, so the chain has stopped. The exploited vulnerability was related to the Authz module, which was fixed on Cosmos SDK v0.46.x. Since this release contains some breaking changes that have not been tested, JUNO cannot simply be upgraded. Therefore, Juno is creating a v0.45 branch, including security patches. Once the patch is ready, Stakely.io will coordinate as a validator to restart the chain from the new genesis of block 4136532, skipping block 4136531.

Industry news

The public chain Juno Network has been suspended due to consensus issues, and a patch will be released

The non-custodial pledge Stakely.io service provider stated that the Cosmos ecological smart contract public chain Juno Network could not reach a consensus on block 4136531 due to non-deterministic blocks, so the chain has stopped. The exploited vulnerability was related to the Authz module, which was fixed on Cosmos SDK v0.46.x. Since this release contains some breaking changes that have not been tested, JUNO cannot simply be upgraded. Therefore, Juno is creating a v0.45 branch, including security patches. Once the patch is ready, Stakely.io will coordinate as a validator to restart the chain from the new genesis of block 4136532, skipping block 4136531.

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Industry news

Analysis: Cardano is the most active crypto project on GitHub

Santiment, an encryption analysis company, tweeted that according to its analysis of factors such as code push and problem interaction, Cardano is the asset with the most active GitHub development in the encryption industry, surpassing FLOW, DOT, KSM, and ETH.

Gemini integrates with payment platform Plaid to allow UK users to buy cryptocurrencies

Crypto exchange Gemini has connected with open banking and payments platform Plaid to offer UK customers the option to purchase cryptocurrencies through their bank accounts.

The integration will allow customers to deposit deposits into their Gemini accounts without entering bank details or paying any additional fees. Gemini users can make secure payments and transfers through Plaid, including using Apple and Google Pay.

21 Parallel Links into Polkadot Network, 4 Teams Bid for Kusama’s 46th Slot Auction

The Polkadot network is conducting the 23rd Parachain Slot Auction candle period. In the candle period, Integritee Shell is currently leading the way. As of press time, a total of 91,774 DOTs have been collected. It is expected that this slot Auction will end around 19:00 on July 31st.

Currently active Crowdloans are OmniBTC (collecting 12,097 DOTs in total) and Kylin (collecting 811 DOTs in total). It is expected that the next slot Auction will start around 19:00 pm on August 5th.

In the quarter, Reality Labs, the core division of Metaverse strategy, had revenue of $452 million, down from $695 million in the first quarter, and a loss of $2.8 billion, down from $2.9 billion in the first quarter.

Project News

Cathie Wood may be charged with insider trading for selling Coinbase stock

Cathie Wood may be accused of insider trading for selling Coinbase stock. Cathie Wood’s investment company, ARK Investment Management, is the third largest shareholder of Coinbase, reportedly holding nearly 9 million shares as of the end of June. However, according to the July 26 Transaction information shows that Ark Investment Management has sold a total of more than 1.4 million shares of Coinbase (COIN), and this liquidation has become Ark's first sale of Coinbase shares this year. (Cointelegraph)

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Project News

Sportzchain launches the Alpha phase of the decentralized fan token platform, and will mint the platform token SPN in August

India's blockchain-based sports fan engagement platform, Sportzchain, has launched the Alpha phase of its decentralized fan token platform.

Fans can now let their opinions count, whether it's deciding on the jerseys for team training sessions or other factors. Users can participate in binding/non-binding votes for two kabaddi teams and one cricket team to express their opinion for or against team decisions. Its platform native token SPN will be minted in August 2022 and must be owned to obtain Sportzchain fan tokens.

Algorithmic stablecoin protocol Nirvana was attacked, tokens plummeted by 90%

Magic Eden Partners with Serum to Launch SFT Market and Minting Functions for Genopets

Aztec Network, Ethereum's second-layer privacy solution, announced the open source EVM programming language Huff

According to official news, Aztec Network, a second-layer privacy solution for Ethereum, announced the open source EVM programming language Huff. According to reports, the EVM programming language was built by Zac Williamson, the founder of Aztec Network, in 2019. Huff's original purpose was to build an elliptic curve arithmetic smart contract called "Weierstrudel". At the time, it was cheaper to run than built-in precompiled smart contracts, but still expensive. So Williamson used a new language Huff to write smart contracts. Huff is a simpler programming language that allows users to program directly in EVM machine code, with some quality upgrades.

Aztec Network, Ethereum's second-layer privacy solution, announced the open source EVM programming language Huff

Metaverse GameFi and NFT

According to official news, Aztec Network, a second-layer privacy solution for Ethereum, announced the open source EVM programming language Huff. According to reports, the EVM programming language was built by Zac Williamson, the founder of Aztec Network, in 2019. Huff's original purpose was to build an elliptic curve arithmetic smart contract called "Weierstrudel". At the time, it was cheaper to run than built-in precompiled smart contracts, but still expensive. So Williamson used a new language Huff to write smart contracts. Huff is a simpler programming language that allows users to program directly in EVM machine code, with some quality upgrades.

According to previous news, Aztec Network completed the A-round financing of US$17 million led by Paradigm in December last year.

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Metaverse GameFi and NFT

GameFi Project Wonder Game Partners with Polygon Studios

According to official news, the collaboration strategy GameFi project Wonder Game announced that it has reached a cooperation with Polygon Studios and will develop its community on Polygon.

Wonder Game will publish its first chapter on the Polygon blockchain. The gameplay of the first chapter will revolve around the three characters Alice, Queen and Cards, and the different ways they collect the in-game token SHROOM. SHROOM allows players to gain the ability to enter the game, own, trade, participate and govern in the Wonder Game

South Korean Telecom Giant SK Telecom to Launch NFT Marketplace TopPort on August 3rd

The NFT market "TopPort" developed and operated by South Korean telecommunications giant SK Telecom will officially start operations on August 3. At present, Topport has opened a special page for NFT creators, and it is expected that ordinary buyers can trade NFT from August 3. According to the Topport terms of service, Topport is provided based on the mobile wallet.

According to previous reports, SK Telecom will introduce game elements to the metaverse platform Ifland within this year, and launch new functions such as the NFT market, the introduction of avatars, and the creation of space platforms. (FTnews)

DeFi project ChangeX completes about 2 million US dollars in token financing

Investment and Financing

DeFi project ChangeX completes about 2 million US dollars in token financing

The DeFi project ChangeX announced that it has completed approximately US$2 million in token financing, aiming to provide cryptocurrency trading, pledge and DeFi lending services, and eventually build it into a one-stop shop for encrypted asset management.

It is reported that ChangeX has formed a new advisory committee, with advisory members from financial institutions such as Softbank, Merrill Lynch, JPMorgan Chase and Citibank. (Cryptonewsbtc)

STFX, a short-term asset management agreement, completes a $2 million seed round of financing, with participation from LedgerPrime and others

STFX, a short-term asset management agreement, completed a $2 million seed round of financing. Investors include LedgerPrime, Space Whale Capital, Greymatter Capital, White Rhino Capital, etc.

Web3 community Coinfeeds received $2 million in seed financing, with participation from FTX and Coinbase. It is reported that Coinfeeds is a start-up company that enables users to monitor social media mentions and activities of Web3 and NFT projects. Coinfeeds, co-founded by ex-Uber data scientist Moyi Dang and Uber, Robinhood and Microsoft veteran Bhavya Agarwal, has developed a crypto news digest bot and API. (Finextra)

Superchain's first gamefi project, Genesis Universe, received $2 million in its first round of private placement

The blockchain company superchain successfully completed the first round of private placement for its first web3 game project, Genesis Universe, on July 28, raising a total of $2 million.

It is reported that Genesis Universe is a web3-based card battle strategy game, in which ancient mythical characters explore and fight in a new world full of uncertainty. Based on the BSC chain, the development team builds a virtual world that integrates strategy, DeFi, luck, and transactions. In the game, heroes replace players in different camps, and a hero NFT that adapts to the new world is born by providing necessary materials.

Web3 Community Coinfeeds Receives $2 Million in Seed Funding, FTX and Coinbase Participate

Web3 community Coinfeeds received $2 million in seed financing, with participation from FTX and Coinbase. It is reported that Coinfeeds is a start-up company that enables users to monitor social media mentions and activities of Web3 and NFT projects. Coinfeeds, co-founded by ex-Uber data scientist Moyi Dang and Uber, Robinhood and Microsoft veteran Bhavya Agarwal, has developed a crypto news digest bot and API. (Finextra)

Decentralized digital toy and game startup Magicave completes $6.4 million in financing, led by BITKRAFT Ventures

Magicave, a decentralized digital toy and game startup, has raised $6.4 million, including a $5.675 million seed round co-led by BITKRAFT Ventures and Fabric Ventures, with participation from Geometry and NFT investment firm Sfemion. Magicave focuses on using NFT and blockchain technology to create decentralized games based on player economy, and will turn digital items into something very close to physical toys, and create a game experience centered on more interesting tactile virtual items. (NFT Gators)

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Decentralized digital toy and game startup Magicave completes $6.4 million in financing, led by BITKRAFT Ventures

Magicave, a decentralized digital toy and game startup, has raised $6.4 million, including a $5.675 million seed round co-led by BITKRAFT Ventures and Fabric Ventures, with participation from Geometry and NFT investment firm Sfemion. Magicave focuses on using NFT and blockchain technology to create decentralized games based on player economy, and will turn digital items into something very close to physical toys, and create a game experience centered on more interesting tactile virtual items. (NFT Gators)

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global policy

UK Law Commission Recommends Bringing Cryptocurrencies and NFTs Into Personal Property Law

According to a newly released consultation paper, the UK Law Commission said it wants to incorporate cryptocurrencies and NFTs into the country’s personal property laws to protect investors from losses caused by hacking or scams. Additionally, the proposal could also help the UK government achieve its goal of turning the country into a global cryptocurrency hub.

The Ministry of Economic Development of Moscow, Russia is planning to propose several amendments to the Civil Code and the Law on Digital Financial Assets to regulate the NFT market in the Russian Federation. The news comes from a meeting of a task force held at the ministry's initiative.

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During the discussions, participants provided legal definitions for digital collectibles and drafted necessary legislative changes. The meeting was attended by representatives of the Central Bank of Russia (CBR) and Russian social media network Vkontakte, which earlier this year announced its intention to introduce support for blockchain and NFTs on its platform. The Bank of Russia, known for its tough stance on cryptocurrencies, has insisted that the Economy Ministry should not deal with issues related to the regulation of digital currencies.

According to the monetary authority, these fall under its remit and that of the Ministry of Finance. Regulators oppose legalizing the circulation of cryptocurrencies such as bitcoin in Russia and their use for payments. (Bitcoin.com)

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Vitalik: The merger and upgrade of the Ethereum mainnet will not complete the PoS conversion immediately, so it will not affect the price soon

Vitalik Buterin, the co-founder of Ethereum, said in an interview that the price of Ethereum is unlikely to rise soon before or after the merger, not only from a market perspective, but also from a psychological and narrative perspective. The highly-anticipated merger is most likely to happen on September 19th, but it will not immediately complete the PoS transition as the ethereum mainnet and beacon chain merge. Ideally, a few upgrades, Surge, Verge, Purge, and Splurge, are critical to "merge". Expect a waiting period of 6-8 months before the actual price moves "under the right conditions". Ethereum will be deflationary after the merger.

Senior Researcher of Scroll: Scroll is testing the asset cross-chain function between L1 and L2

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