Introduction to Bitcoin
Bitcoin (BTC) is the world's first decentralized cryptocurrency, created in 2009 by the pseudonymous Satoshi Nakamoto. As a digital asset with a fixed supply of 21 million coins, Bitcoin operates on a proof-of-work blockchain that ensures security through cryptographic verification by miners.
👉 Discover how Bitcoin mining works
Market Overview
Key Metrics (as of July 2025)
| Metric | Value |
|---|---|
| Current Price | $110,000–$110,386 |
| 24h Trading Volume | $25.63B |
| Market Capitalization | $2.17T |
| Circulating Supply | 19.89M BTC |
| All-Time High | $110,386 (July 2025) |
How Bitcoin Works
Blockchain Technology
Bitcoin's blockchain is a public ledger secured by:
- SHA-256 Algorithm: Cryptographic hash function
- Proof-of-Work: Miners validate transactions
- Decentralized Nodes: Network of 10,000+ nodes
Mining Process
- Miners compete to solve complex math problems
- Block reward: 6.25 BTC (as of 2025)
- Average block time: 10 minutes
Bitcoin Price History
Significant Milestones
| Year | Event | Price |
|---|---|---|
| 2009 | Genesis Block Mined | $0 |
| 2017 | First $10,000 Breakthrough | $10,000 |
| 2021 | Institutional Adoption Boom | $69,000 |
| 2025 | Current All-Time High | $110,386 |
Frequently Asked Questions
What makes Bitcoin valuable?
Bitcoin derives value from:
- Limited supply (21M coins)
- Decentralized nature
- Global acceptance as digital gold
How do I buy Bitcoin?
- Choose a reputable exchange
- Verify your identity
- Deposit funds
- Place buy order
Is Bitcoin legal?
Bitcoin is legal in most countries, though regulations vary by jurisdiction.
What's the difference between BTC and Bitcoin?
BTC is the ticker symbol; Bitcoin is the full name of the cryptocurrency.
Can Bitcoin be hacked?
The Bitcoin network has never been hacked due to its robust cryptographic security.
Bitcoin Project Links
- Official Website: Bitcoin.org
- Whitepaper: Bitcoin Whitepaper
- Source Code: GitHub Repository
Conclusion
As the pioneer cryptocurrency, Bitcoin continues to dominate the digital asset space with its proven security model and growing institutional adoption. Whether you're interested in trading, investing, or understanding blockchain technology, Bitcoin remains the cornerstone of the crypto ecosystem.