A very simple blockchain implementation in Javascript.
For education purposes only. This is by no means a complete implementation and it is by no means secure!
- Simple proof-of-work algorithm
- Verify blockchain (to prevent tampering)
- Generate wallet (private/public key)
- Sign transactions
This source code comes from my video series on YouTube. You can check them here:
| Video 1: Simple implementation | Video 2: Adding Proof-of-work |
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| Video 3: Mining rewards & transactions | Video 4: Signing transactions |
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