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| 1 | +# Fork ID 12 Release Notes |
| 2 | + |
| 3 | +## Overview |
| 4 | + |
| 5 | +Fork ID 12 introduces significant enhancements to the Polygon Chain Development Kit (CDK), emphasizing security, performance, and developer usability. This release includes cutting-edge features tailored for seamless Layer 2 blockchain development, aligning with the latest innovations in zk-based proof systems and execution frameworks. |
| 6 | + |
| 7 | +## Key Features |
| 8 | + |
| 9 | +### Full Execution Proofs |
| 10 | +Fork ID 12 debuts **Full Execution Proofs**, enabling verifiable execution integrity for transactions across the network. This feature enhances trust and reduces reliance on manual dispute resolution. |
| 11 | + |
| 12 | +- **Why it matters:** Improves security and transparency, ensuring correctness in transaction execution. |
| 13 | +- **Use case:** Suitable for rollups requiring robust trust guarantees without sacrificing performance. |
| 14 | + |
| 15 | +### Optimized Erigon Integration |
| 16 | +The latest Erigon integration refines database performance and node synchronization speeds, reducing resource requirements for developers operating full nodes. |
| 17 | + |
| 18 | +- **Why it matters:** Enables developers to run efficient nodes, minimizing operational costs. |
| 19 | +- **Use case:** Ideal for decentralized applications prioritizing scalability and data accessibility. |
| 20 | + |
| 21 | +### zk-Based Security Enhancements |
| 22 | +This release enhances zk-based security protocols, providing advanced cryptographic assurances for data availability and validity. |
| 23 | + |
| 24 | +- **Why it matters:** Ensures optimal security for Layer 2 chains, bolstering resistance against fraud and data tampering. |
| 25 | +- **Use case:** Essential for chains leveraging zk-rollups for scalable transaction throughput. |
| 26 | + |
| 27 | +## Upgrade Instructions |
| 28 | + |
| 29 | +To upgrade to Fork ID 12: |
| 30 | + |
| 31 | +1. **Backup your existing environment**: Ensure all current data and configurations are saved. |
| 32 | +2. **Update dependencies**: Replace older dependencies with those specified in the Fork ID 12 documentation. |
| 33 | +3. **Migrate configurations**: Adjust any custom configurations to align with Fork ID 12 requirements. |
| 34 | +4. **Deploy the new release**: Follow the deployment guide for a smooth transition to the updated stack. |
| 35 | + |
| 36 | +## Changelog |
| 37 | + |
| 38 | +- Added Full Execution Proofs for transaction validation. |
| 39 | +- Integrated the latest Erigon features for improved node performance. |
| 40 | +- Enhanced zk-based cryptographic security protocols. |
| 41 | + |
| 42 | +## Support and Feedback |
| 43 | + |
| 44 | +For support or to provide feedback on Fork ID 12, please contact the Polygon CDK team through the [support portal](#) or join the discussion on the [developer forums](#). |
| 45 | + |
| 46 | +--- |
| 47 | + |
| 48 | +*Last updated: November 2024* |
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