Qubic's achievement of 15.52 million transactions per second (TPS) on its mainnet, while groundbreaking for blockchain technology, introduces significant security implications that warrant careful consideration. The extraordinary speed raises questions about the inherent trade-offs between performance and security.
The ultra-high TPS capability potentially impacts several crucial security aspects:
| Security Aspect | Potential Impact | Concern Level |
|---|---|---|
| Decentralization | May require specialized validator hardware | High |
| Network Propagation | Bandwidth challenges with massive data throughput | Medium |
| DoS Resistance | Vulnerability to transaction flooding attacks | High |
| Finality Time | Sub-second finality with quorum-based consensus | Low |
Qubic addresses these concerns through its quorum-based consensus algorithm that achieves sub-second finality without transaction fees. Its security model incorporates reputation-based Sybil resistance mechanisms rather than traditional proof-of-work or proof-of-stake approaches. This differs from conventional blockchains where economic barriers typically protect against malicious actors.
Data from CertiK's verification confirms the performance metrics were achieved during peak ticks over a 10-minute test period. However, security experts note that such unprecedented transaction speeds inevitably create new attack vectors that must be continuously monitored and mitigated as the network scales. The balance between maintaining this remarkable performance while ensuring robust security will determine Qubic's long-term viability in the blockchain ecosystem.
In August 2025, the cryptocurrency world witnessed a significant security event when Qubic orchestrated a 51% attack against Monero, resulting in a six-block reorganization. This incident dramatically exposed the inherent vulnerabilities in Proof-of-Work (PoW) consensus mechanisms when mining power becomes centralized.
The attack demonstrated how external economic incentives can compromise blockchain security, as Qubic directed substantial hashpower toward Monero while rewarding miners with QUBIC tokens, creating an economically sustainable attack vector.
| Attack Details | Impact |
|---|---|
| Duration | Six-block reorganization |
| Attacker | Qubic Network |
| Mechanism | External economic incentives |
| Vulnerability | Centralized hashrate |
The incident forced the Monero community to reevaluate its security model and accelerate defensive upgrades. According to post-mortem analyses, this attack wasn't just theoretical—it represented a practical demonstration of how smaller PoW networks can become vulnerable when external entities gain control of sufficient hashrate.
Monero's development team responded by fast-tracking the FCMP upgrade to strengthen network resilience against similar future attacks. This event serves as a cautionary tale for all PoW cryptocurrencies, proving that security isn't merely a function of mining difficulty, but also depends on the distribution of hashpower and the economic incentives that drive mining participation.
Qubic's recent declaration to target Dogecoin with a 51% attack following its successful maneuver against Monero has exposed critical vulnerabilities in proof-of-work cryptocurrencies. This threat carries significant implications for Dogecoin's $35 billion market cap and wider ecosystem security. After witnessing Qubic gain majority control of Monero's hashrate, enabling potential block reorganizations and double-spending attacks, Dogecoin users must implement stronger defense strategies.
Users should prioritize multi-signature wallet technology, which requires multiple private keys for transaction authorization, substantially increasing security against network-level threats. Hardware wallets provide an essential physical barrier between digital assets and online vulnerabilities. According to recent security analyses, wallets like these can reduce attack vulnerability by up to 95% compared to standard hot wallets.
| Defense Mechanism | Protection Level | Implementation Difficulty |
|---|---|---|
| Multi-signature | Very High | Moderate |
| Hardware Wallets | High | Low |
| Network Updates | Medium | Varies |
The market has already priced in these security concerns, with DOGE dropping 5% in a 24-hour period following the announcement, from $0.22 to $0.21. Derivatives positioning has also weakened, with DOGE futures open interest sliding 8%, signaling declining confidence. Users must remain vigilant about network developments and security upgrades as the cryptocurrency ecosystem adapts to counter these evolving threats from sophisticated actors like Qubic.
Yes, Qubic integrates AI in its mining process through Useful Proof of Work (UPoW), transforming mining energy into AI computations. It's a blockchain with AI features.
QUBIC coin has the potential to go 1000x. Its innovative technology and growing adoption in the web3 space make it a prime candidate for exponential growth.
Melania Trump's coin is called $MELANIA. It was launched as a meme coin in the cryptocurrency market.
Qubic coin is predicted to reach $0.051027 by November 2025, with a potential range of $0.051027 to $0.067110 in 2026. Long-term growth is expected, though specific 2030 predictions are unavailable.
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