Marin’s Q-Day Prediction Countdown:

Here is my personal Q-Day prediction. For an understanding of the factors I am considering and recent events that are influencing this prediction, please see Marin’s Q-Day Prediction page.

Most Popular Articles This Week

    November 1, 2021

    Ready for Quantum: Practical Steps for Cybersecurity Teams

    The journey towards quantum resistance is not merely about staying ahead of a theoretical threat but about evolving our cybersecurity…
    June 19, 2025

    Q-Day Revisited – RSA-2048 Broken by 2030: Detailed Analysis

    It’s time to mark a controversial date on the calendar: 2030 is the year RSA-2048 will be broken by a…
    January 1, 2024

    Marin’s Statement on AI Risks

    The rapid development of AI brings both extraordinary potential and unprecedented risks. AI systems are increasingly demonstrating emergent behaviors, and…
    April 18, 2025

    What Quantum Computers Can Do Better Than Classical Computers

    Quantum computers already outperform classical computers on a few specialized tasks, and over the coming years that list of tasks…
    August 23, 2024

    Full Stack of AI Concerns: Responsible, Safe, Secure AI

    As AI continues to evolve and integrate deeper into societal frameworks, the strategies for its governance, alignment, and security must…
    November 1, 2023

    Taxonomy of Quantum Computing: Modalities & Architectures

    Over the past few decades, researchers have devised multiple quantum computing paradigms – different models and physical implementations of quantum…

    Record-Breaking Quantum Transmission Via Micius

    A team of Chinese physicists has achieved a landmark advance in quantum communication, successfully teleporting quantum states between two ground stations 1,200 kilometers apart via Micius satellite​. The experiment, led by Pan Jianwei of the University of Science and Technology of China, marks the longest-distance quantum teleportation ever demonstrated, shattering previous ... Read More

    IBM Eagle: The First 100+ Qubit Quantum Processor

    IBM has announced Eagle, a 127-qubit superconducting quantum processor – the world’s first quantum chip to surpass 100 qubits​. Unveiled at the IBM Quantum Summit in late 2021, Eagle marks a major milestone in quantum computing, nearly doubling the qubit count of IBM’s previous 65-qubit “Hummingbird” processor and overtaking the ... Read More

    Zuchongzhi 2.0: China’s Superconducting Quantum Leap

    A team of Chinese physicists has unveiled Zuchongzhi 2.0, a cutting-edge 66-qubit superconducting quantum computing prototype that pushes the frontiers of computational power. Announced by the CAS Center for Excellence in Quantum Information, this new quantum machine builds on its predecessor (Zuchongzhi 1.0) with more qubits and higher fidelity, achieving ... Read More

    Zuchongzhi 1.0: China’s New Superconducting Processor

    In May 2021, scientists at the Chinese Academy of Sciences (CAS) unveiled Zuchongzhi 1.0, a 62-qubit programmable superconducting quantum computer that set a new benchmark in the quantum computing race. Named after a 5th-century Chinese mathematician, Zuchongzhi 1.0 contains the largest number of superconducting qubits ever assembled in a single ... Read More

    ENISA Publishes “Post-Quantum Cryptography” Report

    The European Union Agency for Cybersecurity (ENISA) has recently published a report titled "Post-Quantum Cryptography: Current State and Quantum Mitigation." This study offers a detailed overview of the current progress in the standardization process of Post-Quantum Cryptography (PQC), crucial for safeguarding digital communications against the emerging threat posed by quantum ... Read More
    Jiuzhang Quantum Processor

    China’s Jiuzhang Achieves Photonic Quantum Advantage

    A team of Chinese scientists has announced a breakthrough in quantum computing with the development of Jiuzhang, a photonic quantum processor that achieved a major computational milestone. In experiments reported on December 3, 2020, Jiuzhang completed in 200 seconds a mathematical problem that researchers estimate would take a classical supercomputer ... Read More

    Breaking RSA-2048 With 20M Noisy Qubit

    An interesting paper was published on arXiv, the preprint server. Titled "How to factor 2048 bit RSA integers in 8 hours using 20 million noisy qubits," the paper by Craig Gidney and Martin Ekerå combines previous techniques from Shor (1994), Griffiths-Niu (1996), Zalka (2006), Fowler (2012), Ekerå-Håstad (2017), Ekerå (2017, ... Read More

    Google’s Sycamore Achieves Quantum Supremacy

    Google announced that its 53-qubit quantum processor, Sycamore, has achieved a long-anticipated milestone known as “quantum supremacy.” In a paper published in Nature, the Google AI Quantum team reported that Sycamore performed a specific computation in approximately 200 seconds – a task they estimated would take the world’s fastest classical ... Read More

    Myths and Realities of Quantum Commercialization

    Quantum commercialization is hard; there’s no sugar-coating that. But as we’ve seen, “hard” is not “impossible,” and early difficulty does not mean it’s “too early.” The myths we unpacked – that quantum is always 20 years away, that only giants can play, that no market exists, that we can passively ... Read More

    Quantum Computing & Quantum Technology Initiatives in Canada

    Canada has established itself as a major hub of quantum technology research, and its recent initiatives aim to translate that strength into societal and economic benefits. The country’s National Quantum Strategy, with its coordinated missions in computing, communications, and sensing, provides a roadmap for the next stage of quantum innovation ... Read More

    Bridging the Quantum Lab-to-Market Gap: How External Experts Boost Tech Transfer

    The race to commercialize quantum technology is on, and it’s not a sprint by a lone runner; it’s a relay. TTOs carry the baton of discovery from the lab, but to reach the finish line of market impact, they must hand off (and continuously team up) with external partners who ... Read More

    Quantum Computing Use Cases in Materials & Chemicals

    Quantum computing and associated quantum technologies are on the cusp of ushering in a new era for materials science and chemical engineering. After decades of development, the vision is becoming reality. Quantum computers – though still nascent – have already shown they can emulate the quantum behavior of molecules and ... Read More

    From Lab Breakthroughs to Quantum Boom: Why the Time to Commercialize is Now

    The current stage of development in quantum isn’t about figuring out if the technology works – it’s about making it work reliably, at scale, and for a purpose. That requires an all-hands-on-deck approach. Universities and research institutes must continue to push the frontiers of knowledge. Tech transfer offices should be ... Read More

    Quantum Technologies and Quantum Computing in Switzerland

    Switzerland’s quantum technology ecosystem exemplifies how a combination of academic excellence, proactive government support, and innovative entrepreneurship can make a country a major player in the second quantum revolution. In the span of two decades, Switzerland has built a world-class quantum R&D environment – featuring top universities (ETH, EPFL, Geneva, ... Read More

    4,099 Qubits: The Myth and Reality of Breaking RSA-2048 with Quantum Computers

    4,099 is the widely cited number of quantum bits one would need to factor a 2048-bit RSA key using Shor’s algorithm – in other words, the notional threshold at which a quantum computer could crack one of today’s most common encryption standards. The claim has an alluring simplicity: if we ... Read More

    Marin Ivezic

    Marin Ivezic I am the Founder of Applied Quantum, a research-driven professional services firm dedicated to helping organizations unlock the transformative power of quantum technologies. Alongside leading its specialized service, Secure Quantum—focused on quantum resilience and post-quantum cryptography—I also invest in cutting-edge quantum ventures through Quantum.Partners. Currently, I’m completing a PhD in Quantum Computing and authoring an upcoming book “Practical Quantum Resistance,”while regularly sharing news and insights on quantum computing and quantum security at PostQuantum.com. More about me.

    Post-Quantum Cryptography (PQC) and Post-Quantum Security Articles

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