Metamask Login MetaMask likewise allows the client to make and deal with their own personalities (by means of private keys, nearby client wallet and equipment wallets like Trezor™), so when a Dapp needs to play out an exchange and write to the blockchain, the client gets a safe connection point to survey the exchange, prior to endorsing or dismissing it.MetaMask likewise cautions you when you explore to destinations that are known to have taken part in phishing, or that have names that are dubiously like famous phishing targets