Crypto Basics 📚 Private Keys and Addresses
A public key is derived from a private key through elliptic curve calculations. This process is one-way, making it computationally impossible to reverse-engineer the private key from the public key.
A digital signature proves that the person initiating a transaction controls the private key, but the signing process does not reveal the key.
When I first started out, I thought understanding candlestick charts was all I needed. Later, I realized the basics are the first lesson.
A quick glance: $BTC is quoted at 82590.01, up 0.22% over 24h.

Markets move quickly, so make your own judgments.