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What is a DApp? - Ethereum Stack Exchange DApp is an abbreviated form for decentralized application A DApp has its backend code running on a decentralized peer-to-peer network Contrast this with an app where the backend code is running on centralized servers A DApp can have frontend code and user interfaces written in any language (just like an app) that can make calls to its backend
How to detect the specific wallet provider used by the user in a web3 . . . but the problem with this approach is, I can't detect which particular wallet has been used to connect to the dApp When the user has multiple wallet providers installed, both ethereum isMetaMask and `web3 currentProvider isCoinbaseWallet may be true, so the above code cannot determine which specific wallet provider was used to connecting to
Is it possible to add my dapp as a safe app without iframe? Yes, setting "X-Frame-Options": "DENY" will prevent your dApp from being embedded in an <iframe>, which is needed for integration with the Safe{Wallet} app registry You could try either: Using Content Security Policy (CSP) with frame-ancestors: Instead of completely disabling iframe embedding, you can specify which domains are allowed to embed
disconnect account with ethers. js - Ethereum Stack Exchange I created a connect button in my dapp wich calls 'eth_requestAccounts' to connect an account to my dapp like this: await window ethereum request({ method: 'eth_requestAccounts' }); or like this: await provider send("eth_requestAccounts", []) In both cases metamask pops up, and user is asked to connect his account Thats nice
What are the best practices to allow user signup and login for a dapp? Dapp server; AuthServer; Registration: User goes visits the Dapp register page and scans a QR code which has a challenge string (generated on the AuthServer) A cryptographic keypair is generated using same protocol which blockchain use User signs the challenge using privatekey and sends the following to DappServer: publickey, userdata
web3js - How to verify MetaMask account holder is the real owner of the . . . I'm making a dapp that will make calls to a Node js server I expect the user to have MetaMask installed and I want to verify that he is the real owner of the current address on MetaMask (i e accounts[0]) This is the user flow I am trying to implement: User loads up my dapp frontend in his browser The browser gets accounts[0] from Web3 MetaMask