What is Blockchain?
Blockchain is a decentralized digital system that records and verifies transactions securely without a central authority. No single person owns it. No single company controls it
What Does Blockchain Do?
Blockchain’s main jobs are:
Record Transactions
Stores transactions permanently
Prevents data from being altered or deleted
Secure Data
Uses cryptography to protect information
Makes hacking extremely difficult
Remove Middlemen
No banks, brokers, or third parties needed
Users transact directly with each other
Run Smart Contracts
Automatically executes agreements (like escrow wallets)
No human intervention required
Why Blockchains Are Safe
Strong Security (Cryptography)
Transactions are protected by advanced cryptography
Wallets require private keys to access funds
Extremely hard to alter or fake data
