Q-Day
For quantum computing and post-quantum realted answers, you can use the AI tool that answers questions using a curated corpus of information from PostQuantum.com, NIST, NSA, and ENISA and other reliable sources. Ask anything related to quantum computing or quantum security. Or just check out below the selection of Q-Day related articles from PostQuantum.com.
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CRQC Readiness Benchmark vs. Quantum Threat Tracker (QTT)
I will try and compare my proposed CRQC Readiness Benchmark with QTT, highlighting fundamental differences in methodology, assumptions, and philosophy,…
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How You, Too, Can Predict Q-Day (Without the Hype)
For three decades, Q-Day has been “just a few years away.” I want to show you how to make your…
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The Trouble with Quantum Computing and Q-Day Predictions
The trouble with quantum computing predictions so far has been that too many have been more speculation than science, more…
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Quantum Threat Tracker (QTT) Review Praising the Tool Questioning the Demo
The Quantum Threat Tracker (QTT) is a newly released open-source tool by Cambridge Consultants and the University of Edinburgh that…
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What is the Quantum Threat? A Guide for C‑Suite Executives and Boards
Boards do not need to dive into the scientific intricacies of qubits and algorithms, but they do need to recognize…
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CRQC Readiness Benchmark – Benchmarking Quantum Computers on the Path to Breaking RSA-2048
Benchmarking quantum capabilities for cryptography is both critical and challenging. We can’t rely on any single metric like qubit count…
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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…
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What Is Q-Day (Y2Q)?
Q-Day, sometimes called “Y2Q” or the “Quantum Apocalypse”, refers to the future moment when a quantum computer becomes powerful enough…
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The Enormous Energy Cost of Breaking RSA‑2048 with Quantum Computers
The energy requirements for breaking RSA-2048 with a quantum computer underscore how different the post-quantum threat is from conventional hacking.…
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Breaking RSA Encryption: Quantum Hype Meets Reality (2022–2025)
To put it plainly, if you encrypted a message with an RSA-2048 public key today, no one on Earth knows…
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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…
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What Will Really Happen Once Q-Day Arrives – When Our Current Cryptography Is Broken?
As the world edges closer to the era of powerful quantum computers, experts warn of an approaching “Q-Day” (sometimes called…
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Q-Day Predictions: Anticipating the Arrival of CRQC
While CRQCs capable of breaking current public key encryption algorithms have not yet materialized, technological advancements are pushing us towards…
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Harvest Now, Decrypt Later (HNDL) Risk
"Harvest Now, Decrypt Later" (HNDL), also known as "Store Now, Decrypt Later" (SNDL), is a concerning risk where adversaries collect…
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Cryptographically Relevant Quantum Computers (CRQCs)
Cryptographically Relevant Quantum Computers (CRQCs) represent a seismic shift on the horizon of cybersecurity. In this article, we’ve seen that…
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