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

    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…
    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…
    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…
    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…
    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…
    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…

    IBM Unveils 156-Qubit ‘Heron R2’ Quantum Processor

    IBM has announced a new 156-qubit quantum processor called Heron R2, marking a significant upgrade to its quantum computing hardware portfolio. The Heron R2 chip is the second-generation follow-up to IBM’s 133-qubit “Heron” processor introduced in late 2023. Building on its predecessor, the Heron R2 not only adds more qubits ... Read More

    India Tests First Indigenous 6-Qubit Quantum Processor

    India has achieved a significant quantum computing milestone with its first successful test of a homegrown 6-qubit superconducting quantum processor. A team of scientists from the Defence Research and Development Organisation (DRDO), Tata Institute of Fundamental Research (TIFR), and Tata Consultancy Services (TCS) completed end-to-end testing of the 6-qubit device, ... Read More

    NIST Unveils Post‑Quantum Cryptography (PQC) Standards

    The U.S. National Institute of Standards and Technology (NIST) has officially announced the release of its first set of post-quantum cryptography (PQC) standards, naming four quantum-resistant algorithms selected to protect data against future quantum-computer attacks. These four algorithms – CRYSTALS-Kyber, CRYSTALS-Dilithium, FALCON, and SPHINCS+ – emerged as the winners of ... Read More

    RSA-2048 Within Reach of 1730 Qubits. Or is it?

    The paper’s main claim is striking: by using approximate residue arithmetic and other optimizations, one can factor an RSA-2048 number with around 1730 logical qubits – dramatically down from the ~4000–6000 logical qubits required by earlier methods. (See one of my recent posts "4,099 Qubits: The Myth and Reality of ... Read More

    NIST to Release PQC Algorithms in the Summer

    The U.S. National Institute of Standards and Technology (NIST) will release post-quantum cryptographic (PQC) algorithms in the upcoming weeks, according to White House cyber advisor Anne Neuberger. This development marks a significant step towards protecting data against future quantum computing threats. Although initially planned to release four algorithms, NIST will ... Read More

    China Unveils Xiaohong: A 504-Qubit Processor

    Chinese researchers have announced “Xiaohong”, a new superconducting quantum processor boasting 504 qubits – the largest such chip ever built in China​. This record-breaking processor, developed by the CAS Center for Excellence in Quantum Information and Quantum Physics in collaboration with industry partner QuantumCTek, vaults China into the upper echelon ... Read More

    Hole-Spin Qubits Demonstrated in Silicon FinFETs

    In a significant quantum computing breakthrough, researchers from the University of Basel and IBM Research–Zurich have achieved a controlled interaction between two quantum bits inside a standard silicon transistor. The team’s new paper "Anisotropic exchange interaction of two hole-spin qubits" in Nature Physics reports that they realized high-speed, high-fidelity operations ... Read More

    Major Leap for Quantum Internet: First Critical Connection

    London, April 2024 – In a groundbreaking advancement for the future of global communication, researchers from Imperial College London and their partners at the Universities of Southampton, Stuttgart, and Würzburg have established a core link necessary for the quantum internet, enabling, for the first time, the production, storage, and retrieval ... Read More

    The Race Toward FTQC: Ocelot, Majorana, Willow, Heron, Zuchongzhi

    Quantum computing is entering a new phase marked by five major announcements from five quantum powerhouses—Amazon Web Services (AWS), Microsoft, Google, IBM, and Zuchongzhi—all in the last 4 months. Are these just hype-fueled announcements, or do they mark real progress toward useful, large-scale, fault-tolerant quantum computing—and perhaps signal an accelerated timeline ... Read More

    Quantum Geopolitics: The Global Race for Quantum Computing

    Quantum computing has emerged as a new frontier of great-power competition in the 21st century​. Nations around the world view advanced quantum technologies as strategic assets—keys to future economic prowess, military strength, and technological sovereignty. Governments have already poured over $40 billion into quantum research and development globally​, launching national ... Read More

    Financing the Quantum Leap: Funding Strategies for University Spin‑offs

    In the end, funding a quantum leap is about building bridges – between lab and market, between public and private interests, and between today’s prototypes and tomorrow’s transformative industries. Each dollar raised and each partnership forged is like adding a plank to the bridge over the Valley of Death. With ... Read More

    AI and Quantum Sensing: A Perfect Synergy

    AI and quantum sensing complement each other perfectly. Quantum sensors provide the rich, nuanced data about physical reality at its smallest scales; AI provides the means to interpret and act on that data in real time. This synergy is already evident in cutting-edge projects – from AI algorithms cleaning up ... Read More

    Quantum Use Cases in Telecom

    Quantum computing’s impact on global telecommunications will be transformative. It holds the potential to revolutionize how we secure and operate networks, enabling levels of performance and protection previously unattainable​. At the same time, it forces a reckoning with the vulnerabilities of our current systems. The journey to fully realize quantum-enhanced ... Read More

    Quantum Use Cases in Healthcare & Medical Research

    Quantum computing has the potential to reshape global healthcare and medical research in the coming decades. From our current vantage point, we can see glimmers of its future impact: prototype quantum algorithms already accelerating drug discovery, early collaborations bringing quantum hardware into hospital research labs, and quantum-inspired methods optimizing healthcare ... Read More

    Quantum Key Distribution (QKD) 101: A Guide for Cybersecurity Professionals

    Quantum Key Distribution (QKD) is a cutting-edge security technology that leverages quantum physics to enable two parties to share secret encryption keys with unprecedented security guarantees. Unlike classical key exchange methods whose security rests on computational assumptions, QKD’s security is rooted in the laws of physics – any eavesdropping attempt ... 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

    Quantum Computing Articles

    Quantum Computing Modalities / Architectures / Paradigms

    Quantum Networks Articles

    Quantum AI Articles