What Is the Ethereum Cancun-Deneb (Dencun) Update?
Explore the major enhancements and EIPs included in Ethereum's Dencun upgrade.
Written by BuildBear Team on Feb 21, 2024
BuildBear provides private Testnets for efficient testing of Ethereum smart contracts.
Following Shanghai's success in April 2023, the Dencun upgrade begins Ethereum’s "Surge" phase, dramatically improving scalability and transaction speeds, targeting 10,000+ TPS.
Ethereum Dencun EIPs Explained
Nine EIPs introduced in Dencun:
- EIP-1153: Transient storage opcodes
- EIP-4788: Beacon block root in EVM
- EIP-4844: Shard Blob Transactions (proto-danksharding)
- EIP-5656: MCOPY instruction
- EIP-6780: SELFDESTRUCT restrictions
- EIP-7044: Voluntary exits validity
- EIP-7045: Max Attestation Inclusion Slot
- EIP-7514: Epoch churn limit
- EIP-7516: BLOBBASEFEE opcode
Quick Look at Each EIP:
- EIP-1153: Temporary data storage (TLOAD, TSTORE).
- EIP-4788: Closer integration of execution and consensus layers.
- EIP-4844: Proto-danksharding for rollups.
- EIP-5656: Efficient data copying via MCOPY.
- EIP-6780: Limits SELFDESTRUCT.
- EIP-7044: Extended validator exit validity.
- EIP-7045: Expanded attestation window.
- EIP-7514: Validator onboarding cap.
- EIP-7516: Beacon Chain fee info accessible to contracts.
Key Benefits of Ethereum Cancun
- Faster transactions and scalability.
- Cheaper transaction fees with proto-danksharding.
- Enhanced security for funds.
- Improved cross-chain communication.
- Optimized data storage and gas fees.
- Innovations paving future scalability.
Ethereum’s Dencun update significantly boosts performance, security, and functionality, preparing Ethereum for widespread adoption.