MetaMask is a popular Ethereum wallet and browser extension that allows users to interact with decentralized applications (DApps) on the Ethereum blockchain. The login process for MetaMask is straightforward and secure. After installing the MetaMask extension in your browser, you can click on the MetaMask icon to open the wallet. You'll be prompted to create a new wallet or import an existing one using a recovery seed phrase. Once your wallet is set up, logging in becomes as simple as clicking on the MetaMask icon, entering your wallet password, and optionally confirming any two-factor authentication methods you've set up. This grants you access to your Ethereum wallet and enables you to seamlessly connect with various DApps, manage your assets, and interact with the decentralized web.