@malik2
Caption:
🔑 What is Blockchain?
A blockchain is a digital ledger where transactions are recorded securely and transparently.
✅ Decentralized
✅ Immutable (can’t be changed)
✅ Trustless system
💡 This technology powers Bitcoin, Ethereum, NFTs, and much more.
#Blockchain #CryptoEducation #Bitcoin #Ethereum #Web3
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