MetaMask is a popular crypto Wallet, which provides a browser extension that allows users to manage accounts and connect to different blockchain networks. while smart contract development, it's a convenient tool.
1. Setup
To start using MetaMask, you need to download the extension and create a new wallet.
extension official website: metamask.io
2. Core Concept: Secret Recovery Phrase
Definition
The Secret Recovery Phrase is a 12-word phrase that serves as the master key to your wallet and funds.
It essentially represents the private key and is a more user-friendly form for storage and management.
Security
(1)Keep it strictly confidential; never share your recovery phrase with anyone.
(2)Anyone with this phrase can permanently drain your coin.
(3)It is strongly recommended to write the seeds on paper and store it in mutiple secure physical location
If you uninstall MetaMask or change computers, you can use the seeds phrase to restore your wallet and assets.
3. Core features:
MetaMask can connect to Ethereum Mainnet and many various test network, such as Ropsten and Kovan.
Test networks are used for development and testing. Ether there is free and has no real-world value.
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