🪙 Cryptocurrency: Digital Paisa Kya Hai aur Yeh Kaise Kaam Karta Hai?
Cryptocurrency ek digital ya virtual currency hai jise security ke liye Cryptography ka istemal karke banaya gaya hai. Sabse hairani ki baat yeh hai ki iska koi physical roop (sikka ya note) nahi hota, aur na hi ise koi sarkaar ya bank control karta hai.
1. Yeh Kaise Kaam Karti Hai? (Blockchain Technology)
Cryptocurrency ka sabse bada pillar hai Blockchain. Yeh ek digital ledger (khata) hota hai jisme har ek transaction record hota hai. Yeh record duniya bhar ke hazaron computers par banta hai, isliye ise hack karna ya badalna lagbhag na-mumkin hai. Ise Decentralization kehte hain.
2. Popular Cryptocurrencies
Duniya mein 20,000 se zyada cryptocurrencies hain, lekin kuch sabse mashhoor hain:
- Bitcoin (BTC): Ise “Digital Gold” kaha jata hai aur yeh duniya ki pehli crypto hai.
- Ethereum (ETH): Yeh sirf ek currency nahi, balki smart contracts banane ka ek platform hai.
- Solana (SOL) & Cardano (ADA): Yeh apni tez speed aur kam fees ke liye jaani jaati hain.
3. Crypto Mein Invest Karne Ke Fayde
- Bada Return: Bitcoin aur doosre coins ne pichle kuch saalon mein stock market se kahin zyada return diya hai.
- Transparency: Blockchain ki wajah se har transaction saaf aur transparent hota hai.
- 24/7 Market: Share market ki tarah crypto market kabhi band nahi hota. Aap din-raat kabhi bhi trade kar sakte hain.
4. Ismein Risk Kya Hai?
Jahan fayda zyada hai, wahan risk bhi bada hai:
- Volatility: Iska price ek hi din mein 20-30% upar ya neeche ja sakta hai.
- Regulation: Bahut saari sarkaarein ise lekar naye niyam bana rahi hain, jiska asar price par padta hai.
- Hacking Risk: Agar aap apna digital wallet ka password (key) bhool gaye, toh aapka paisa hamesha ke liye kho sakta hai.
