Safeguarding Ether Safety: Ethereum Prepares for Quantum Threat

Proposed Hard Fork and Key Changes to Protect Against Quantum Theft

  • Quantum computers have the potential to crack Ethereum’s security, enabling theft of user funds.
  • Developers have proposed a hard fork with three key changes.
  • Users would have to migrate their accounts to a new, more secure system using STARK proofs.

Ethereum, the world’s second-largest cryptocurrency, faces a potential security threat from quantum computers, which could exploit vulnerabilities in its cryptographic algorithms to steal user funds.

Quantum Threat and Ethereum’s Response

Quantum computers pose a significant risk to Ethereum’s security. To address this, developers have proposed a hard fork with three key changes. The first change involves migrating user accounts to a new, more secure system using STARK proofs. This would help protect against the threat of quantum theft.

Ethereum’s Quantum Fix

Researchers are actively exploring “quantum-resistant cryptography” to fortify Ethereum’s network in the long term. However, developers are also considering more immediate solutions. A recent discussion focused on a hard fork designed to mitigate the risks associated with the sudden emergence of quantum computers.

Proposed Changes

The proposed hard fork includes several key changes:

  • Disabling traditional account transactions to prevent attackers from exploiting existing vulnerabilities.
  • Introducing smart contract wallets, which leverage smart contracts to enhance security.
  • Integrating STARK proofs, allowing users to verify ownership of their funds without revealing their private keys.

Implementation Challenges

Implementing such a hard fork would require users to download new software. However, developers believe this can be achieved with minimal loss of funds.


While the proposed hard fork offers a potential solution, it also presents challenges. Major protocol changes like a hard fork require significant user adoption and software updates. Disruptions and compatibility issues could arise during the transition. Additionally, not all users may be comfortable migrating their funds to smart contract wallets.


The Ethereum development community is actively considering solutions to address potential threats posed by quantum computing. By preparing for a rapid emergency hard fork, they aim to safeguard the Ethereum ecosystem against unforeseen technological advancements and ensure the security of user funds.

Gracie Perez

Gracie Perez has been an editor in the KoinHow team since we started. she holds a degree in Computer Sciences. From 2017, She has pivoted his career towards blockchain technology, with principal interest in writing Cryptocurrency news and different guides. She is also working with different online media outlets.

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