Recently, many people have asked me about asset security, and the core issue really comes down to choosing the right wallet. Today, let's talk about the differences between cold wallets and hot wallets, which are really crucial for protecting your crypto assets.

First, the most important—cold wallets. Simply put, a cold wallet is an offline storage device, and your private keys do not contact the internet at all. It might look like a USB flash drive, a credit card, or even just a piece of paper. Because it’s stored offline, hackers cannot attack it remotely, which is the biggest advantage of a cold wallet. When you need to make a transaction, you connect it online to sign the transaction, then disconnect it afterward. This way, the private keys are always in your control, ensuring maximum security. Hardware cold wallets like Ledger follow this logic.

On the other hand, hot wallets are those apps or browser plugins that are always connected to the internet, such as MetaMask. They are convenient and quick for trading, but the trade-off is relatively lower security. Because as long as they are online, there is a risk of being attacked.

To illustrate with a metaphor—you’ll understand better—if you compare cryptocurrencies to cash, a cold wallet is like a safe at home, secure but less convenient; a hot wallet is like a bank passbook, easy to access but requires trusting a third party.

Therefore, for long-term holding of large assets, using a cold wallet is the safest. That’s how I personally set it up: most of the tokens traded on Gate are eventually transferred to cold wallets for storage. This way, I can participate in the market without worrying about assets being stolen.