ChainCatcher message, regarding offline authorization signatures like permit/permit2, Cobo co-founder and CEO Shen Yu posted on the X platform, "Under the call, at least provide a switch on dapps and plugin wallets."

ChainCatcher news, Uniswap Labs announced on social media that it will launch the plugin wallet Uniswap Extension.Uniswap stated that this wallet is the first wallet located in the browser sidebar, eliminating pop-up windows and transaction windows. The waitlist opened today and will provide early access to users with the uni.eth username.

ChainCatcher news, the OKX Web3 plugin wallet now supports batch transfers for the Nostr Assets protocol. Users can transfer SATS, TREAT, and TRICK assets in bulk through the OKX Web3 wallet, with a maximum of 5 addresses per transaction, making it safer and more convenient while enhancing the efficiency of fund circulation.It is reported that the OKX Web3 wallet is a leading one-stop Web3 entry point, now supporting over 80 public chains. The app, plugin, and web versions are unified, covering five major areas: wallet, DEX, DeFi, NFT marketplace, and DApp exploration, and also supporting the Ordinals market, MPC and AA smart contract wallets, gas exchange, and hardware wallet connections.

According to ChainCatcher news, the official announcement states that the Web3 wallet plugin Wallet Guard has completed its pre-seed financing round, led by Ethereal Ventures, with participation from ConsenSys and IOSG Ventures. Additionally, notable angel investors in the Web3 field, such as Ben Chan from Chainlink and Dave Pazdan from Phantom, also participated in this round of investment.It is reported that [Wallet Guard](https://www.rootdata.com/zh/Projects/detail/Wallet Guard?k=NTExOQ==) is a crypto account plugin designed to protect various crypto wallets, aiming to provide security assurance for all users. Its namesake product ensures users can conduct transactions safely through transaction simulation and signature verification, while actively detecting common forms of phishing. (Source link)

ChainCatcher news, hardware wallet Ledger has launched a browser extension designed to provide an experience similar to that of crypto wallets like MetaMask. Ledger states that it is not a hot wallet, but still a cold wallet that allows users to interact directly with DApps via Bluetooth. Additionally, it has two features to ensure user security when interacting with crypto applications: analyzing smart contracts and warning users if a transaction may be malicious, and simulating transactions to show how they will affect the wallet.According to reports, the company stated that the Ledger Extension is compatible with DApps and platforms based on Ethereum and Polygon, and plans to support more EVM-compatible chains and Solana in the future. The extension is currently only available for the Safari browser, with additional support for Chromium-based browsers planned for the future. (source link)

ChainCatcher news, MetaMask has released updates for its mobile and extension wallets. The MetaMask mobile version has optimized loading times, browser navigation, and account connections; the MetaMask extension has enhanced privacy settings to limit data leakage and improved the onboarding experience.MetaMask states that in the optimized user interface, users can switch between the wallet and browser with a single click in MetaMask Mobile. Additionally, there is more control and transparency when selecting to connect or disconnect accounts with DApps. In the extension update, when creating a MetaMask wallet, users are prompted to confirm the first three words of their seed phrase (SRP), and they can choose any RPC provider during onboarding and opt out of the default Infura. (Source link)

ChainCatcher news, the VeChain Foundation announced the launch of the decentralized self-custody plugin wallet VeWorld, with mobile and desktop versions set to launch in the third quarter of 2023.VeWorld allows users to create and import wallets, manage cryptocurrency wallets, send and receive cryptocurrencies, conduct secure transactions on DApps, and manage crypto assets using Ledger devices. It is expected to later provide a carbon calculator feature, allowing users and businesses to track their carbon emissions, transition to fiat currency, integrate native NFTs, integrate DEX, cross-chain bridge integration, and more. (source link)

ChainCatcher news, DeBank plugin wallet Rabby tweeted that its Rabby Swap smart contract has a vulnerability, urging users to revoke all Rabby Swap approvals on the chain. The team is currently working on resolving the issue.According to monitoring by the Supremacy security team, on October 11, an attacker (address starting with 0xb68755) initiated multiple abnormal transactions on the chain. Analysis shows that this address repeatedly called the function of the Rabby Swap Router contract 0x32854cc2, allowing the attacker to steal specific tokens that designated users had authorized to the Rabby Swap Router by carefully setting the parameters.The attacker's address is 0xb687550842a24D7FBC6Aad238fd7E0687eD59d55, and they have stolen user assets across multiple chains (ETH, BSC, Polygon, FTM, Optimism, Arbitrum, Avalanche), currently profiting over $160,000 in assets. Users need to promptly revoke the authorizations for the related address. (source link)

ChainCatcher news, the OKX Web3 wallet (plugin version) has released a DApp cross-ecosystem seamless chain-switching feature. Users can connect to multi-chain DApps using the OKX Web3 plugin wallet without needing to switch chains or wallets, allowing them to freely use the DApp features across the EVM and Solana ecosystems.In addition, Lennix, the Global Financial Markets Director at OKX, stated that connecting the EVM and Solana ecosystems through the plugin is the first step, with Aptos, Cosmos, and more heterogeneous ecosystems to follow. (Source link)