7 Feb, 24

What is the Ethereum Dencun Upgrade?

what is ethereum dencun upgrade banner


The Ethereum Dencun Upgrade, blending “Deneb” and “Cancun” into its name, represents a significant milestone in Ethereum’s ongoing evolution. Targeting both the Consensus Layer (CL) and Execution Layer (EL), Dencun is poised to introduce a series of improvements aimed at enhancing Ethereum’s scalability, security, and overall network efficiency. This article delves into the core components and benefits of the Dencun upgrade, which is earmarked for a mainnet launch in early 2024.

Here are the key features and improvements of the upgrade:

Proto-Danksharding (EIP-4844)

At the heart of the Dencun upgrade is Proto-Danksharding, introduced through EIP-4844. This feature aims to significantly reduce the costs for Layer 2 (L2) rollups by introducing blob-carrying transactions. Blobs, or binary large objects, enable the efficient handling of large data packets off-chain, thereby increasing the network’s data throughput and reducing storage burden​​​​.

Enhanced Security and Efficiency

The upgrade includes several Ethereum Improvement Proposals (EIPs) like EIP-4788, which bridges the communication gap between Ethereum’s execution and consensus layers, and EIP-6780, which revises the use of the SELFDESTRUCT function to enhance smart contract security. Another notable inclusion is EIP-5656, introducing a new opcode for more efficient memory copying within smart contracts​​​​.

Improved Staking Experience

Dencun also aims to improve the staking experience on Ethereum. Proposals such as EIP-7044 and EIP-7045 address aspects of voluntary exits and attestation inclusion, respectively, facilitating a smoother and more flexible staking process​​.

Cost Efficiency

The upgrade promises enhanced cost efficiency, particularly through proposals like EIP-5656 and EIP-1153, which introduce new opcodes for optimized smart contract execution and transient storage​​.


The Ethereum Dencun Upgrade is a testament to Ethereum’s commitment to continuous improvement and innovation. By addressing scalability through proto-danksharding, enhancing security, and optimizing network efficiency, Dencun is set to significantly bolster Ethereum’s position as a leading blockchain platform. As we approach its mainnet launch in early 2024, the Ethereum community eagerly anticipates the benefits this upgrade will bring to developers, users, and the broader ecosystem.


  1. What is Proto-Danksharding in the Ethereum Dencun Upgrade? Proto-Danksharding, introduced by EIP-4844, is a significant enhancement aimed at improving Ethereum’s scalability. It introduces blob-carrying transactions to reduce costs for Layer 2 rollups and increase data throughput​​.
  2. How does the Dencun Upgrade enhance Ethereum’s security? The upgrade includes several EIPs, such as EIP-4788 and EIP-6780, aimed at enhancing network security by improving the interaction between Ethereum’s layers and revising the SELFDESTRUCT function for smart contracts​​.
  3. What improvements does the Dencun Upgrade bring to Ethereum’s staking process? EIP-7044 and EIP-7045 are part of the upgrade to improve the staking experience, making voluntary exits more flexible and extending the attestation inclusion time​​.
  4. How does the Dencun Upgrade affect gas fees and network efficiency? By introducing features like proto-danksharding and new opcodes for optimized smart contract execution, the upgrade aims to reduce gas fees and enhance network efficiency​​.
  5. When is the Ethereum Dencun Upgrade scheduled for launch? The mainnet launch of the Dencun Upgrade is targeted for early 2024, following thorough testing and readiness assessments to ensure a smooth transition​​.

About Zerocap

Zerocap provides digital asset liquidity and digital asset custodial services to forward-thinking investors and institutions globally. For frictionless access to digital assets with industry-leading security, contact our team at [email protected] or visit our website www.zerocap.com


This material is issued by Zerocap Pty Ltd (Zerocap), a Corporate Authorised Representative (CAR: 001289130) of AFSL 340799. Material covering regulated financial products is issued to you on the basis that you qualify as a “Wholesale Investor” for the purposes of Sections 761GA and 708(10) of the Corporations Act 2001 (Cth) (Sophisticated/Wholesale Client). This material is intended solely for the information of the particular person to whom it was provided by Zerocap and should not be relied upon by any other person. The information contained in this material is general in nature and does not constitute advice, take into account the financial objectives or situation of an investor; nor a recommendation to deal. Any recipients of this material acknowledge and agree that they must conduct and have conducted their own due diligence investigation and have not relied upon any representations of Zerocap, its officers, employees, representatives or associates. Zerocap has not independently verified the information contained in this material. Zerocap assumes no responsibility for updating any information, views or opinions contained in this material or for correcting any error or omission which may become apparent after the material has been issued. Zerocap does not give any warranty as to the accuracy, reliability or completeness of advice or information which is contained in this material. Except insofar as liability under any statute cannot be excluded, Zerocap and its officers, employees, representatives or associates do not accept any liability (whether arising in contract, in tort or negligence or otherwise) for any error or omission in this material or for any resulting loss or damage (whether direct, indirect, consequential or otherwise) suffered by the recipient of this material or any other person. This is a private communication and was not intended for public circulation or publication or for the use of any third party. This material must not be distributed or released in the United States. It may only be provided to persons who are outside the United States and are not acting for the account or benefit of, “US Persons” in connection with transactions that would be “offshore transactions” (as such terms are defined in Regulation S under the U.S. Securities Act of 1933, as amended (the “Securities Act”)). This material does not, and is not intended to, constitute an offer or invitation in the United States, or in any other place or jurisdiction in which, or to any person to whom, it would not be lawful to make such an offer or invitation. If you are not the intended recipient of this material, please notify Zerocap immediately and destroy all copies of this material, whether held in electronic or printed form or otherwise.
 Disclosure of Interest: Zerocap, its officers, employees, representatives and associates within the meaning of Chapter 7 of the Corporations Act may receive commissions and management fees from transactions involving securities referred to in this material (which its representatives may directly share) and may from time to time hold interests in the assets referred to in this material.  Investors should consider this material as only a single factor in making their investment decision.

Like this article? Share
Latest Insights

7 Feb, 24

Web 2 versus Web 3: Key Differences

The internet has undergone significant transformations since its inception, evolving from static Web 1.0 pages to the dynamic and interactive Web 2.0. Now, we stand

7 Feb, 24

Blockchain Business Applications: Improving Any Sector

Blockchain technology, initially synonymous with cryptocurrencies like Bitcoin, has evolved into a multifaceted tool with significant applications across various traditional business sectors. This evolution is

Weekly Crypto Market Wrap, 17th June 2024

Download the PDF Zerocap provides digital asset liquidity and digital asset custodial services to forward-thinking investors and institutions globally. For frictionless access to digital assets

Receive Our Insights

Subscribe to receive our publications in newsletter format — the best way to stay informed about crypto asset market trends and topics.

Want to see how bitcoin and other digital assets fit into your portfolio?

Contact Us
Ready to sign up?
Create an Account