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Qubic Controls 52% of Monero Hashrate, Causes Chaos

Qubic Controls 52% of Monero Hashrate, Causes Chaos

CoinomediaCoinomedia2025/08/16 01:50
By:Isolde VerneIsolde Verne

Qubic captures 52% of Monero’s hashrate, triggers block reorganizations after mining 80% of blocks in 2 hours.Qubic’s Sudden Hashrate Surge Sparks AlarmBlock Reorganizations Disrupt the NetworkCentralization Threatens Monero’s Core Mission

  • Qubic gained 52% of Monero’s hashrate, raising centralization fears.
  • Mined 80% of Monero blocks in just 2 hours.
  • Block reorganizations disrupted the network temporarily.

Qubic’s Sudden Hashrate Surge Sparks Alarm

In a major network event, Qubic reportedly gained control of over 52% of the Monero hashrate, triggering block reorganizations and widespread concern across the privacy-focused crypto community. According to multiple reports, Qubic managed to mine 80% of Monero blocks over a two-hour span, a feat that has not only raised eyebrows but also sparked debates around the chain’s decentralization and security.

This kind of control exceeds the critical 50% threshold, often referred to as a potential “51% attack”, where a single entity can influence or manipulate blockchain operations such as confirming invalid transactions or halting others.

Block Reorganizations Disrupt the Network

Following the hashrate spike, Monero’s blockchain began experiencing block reorganizations—a phenomenon where previously confirmed blocks are replaced by competing versions of the blockchain. While no confirmed double-spending or major exploit has occurred yet, the event highlights how vulnerable even mature blockchains like Monero can be to mining centralization.

The Monero community is now closely monitoring the situation, with some calling for urgent protocol changes or adjustments to the mining algorithm to rebalance the hashrate distribution.

🚨 UPDATE: Qubic gains 52% of Monero hashrate, triggers block reorganizations.

Mined 80% of Monero blocks for 2h. pic.twitter.com/PydS6tyZzV

— Cointelegraph (@Cointelegraph) August 15, 2025

Centralization Threatens Monero’s Core Mission

Monero has long positioned itself as the leading privacy coin, with decentralization at the heart of its mission. However, an event like this undermines those principles, especially when one entity can dominate mining operations.

While it’s unclear whether Qubic’s dominance is intentional or temporary due to an algorithmic anomaly or mining power rental, the implications are serious. If the network doesn’t respond decisively, it risks losing trust from users who rely on Monero for censorship-resistant transactions.

More updates are expected as the community investigates and debates possible countermeasures.

Read Also:

  • Saylor: “The Road Is Clear for Bitcoin and Banking”
  • Malaysia Greenlights Ethereum Custody Without SEC Nod
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Disclaimer: The content of this article solely reflects the author's opinion and does not represent the platform in any capacity. This article is not intended to serve as a reference for making investment decisions.

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