You often hear “keep large amounts in a cold wallet.” What exactly do “hot” and “cold” mean?
Hot wallets are convenient to use, but the device holding the private keys stays connected to the internet, so malware and phishing sites may target those keys.
Large trading platforms also typically manage users’ assets in two pools: hot wallets and cold wallets. Most withdrawals are usually paid from hot wallets.
There’s no test today, but the market can give you a pop quiz at any time.
Don’t rush to click links from unknown sources, and check what you’re signing before you sign.
$BTC 78402.34(+2.13%)

Just one perspective—take it for what it’s worth. This isn’t advice.