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PostQuantum.com – Quantum Computing, Quantum Security News
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Trump’s New Cybersecurity Order – What Changed and Why It Matters – Quantum Perspective
A New Executive Order Reshapes Cybersecurity Policy: On June 6, 2025, President Donald J. Trump signed a sweeping Executive Order titled “Sustaining Select Efforts to Strengthen the Nation’s Cybersecurity”, which explicitly amends two earlier orders: Obama-era Executive Order 13694 (2015)…
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Quantum Breakthrough Slashes Qubit Needs for RSA-2048 Factoring
A new research preprint by Google Quantum AI scientist Craig Gidney has dramatically lowered the estimated resources needed to break RSA-2048 encryption using a quantum computer. Gidney’s May 2025 paper, “How to factor 2048 bit RSA integers with less than…
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D-Wave Claims Quantum Supremacy with Quantum Annealing
D-Wave Quantum Inc. has announced a breakthrough, claiming to achieve quantum computational advantage – even “quantum supremacy” – using its quantum annealing technology on a practical problem. In a peer-reviewed study published in Science on March 12, 2025, D-Wave’s researchers…
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NIST Picks HQC as New Post-Quantum Encryption Candidate
The U.S. National Institute of Standards and Technology (NIST) has announced today the selection of Hamming Quasi-Cyclic (HQC) as a new post-quantum encryption candidate in its Round 4 of the Post-Quantum Cryptography (PQC) standardization program. HQC’s advancement is especially interesting…
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Fault-Tolerant Quantum Computing (FTQC) with Erasure Qubits
Fault-tolerant quantum architectures based on erasure qubits represent an exciting development in quantum engineering. They blend clever hardware design with advanced error-correcting codes to tackle the Achilles’ heel of quantum computers: noise. The research by Gu, Retzker, and Kubica shows…
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Zuchongzhi 3.0 Quantum Chip: Technical Analysis and Implications
China’s quantum computing powerhouse, the Zuchongzhi research teams, just unveiled Zuchongzhi 3.0, a new superconducting quantum processor with 105 qubits, marking a major leap in quantum computing performance. Announced in March 2025 by a University of Science and Technology of…
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AWS Announces Ocelot Chip for Ultra-Reliable Qubits
Amazon Web Services (AWS) has officially unveiled Ocelot, its first in-house quantum computing chip, marking a significant milestone in the company’s quantum ambitions. Announced on February 27, 2025, Ocelot is a prototype processor designed from the ground up to tackle…
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Microsoft’s Majorana-Based Quantum Chip – Beyond the Hype
In February 2025, Microsoft unveiled “Majorana 1,” an eight-qubit quantum chip built on a topological qubit architecture – a first-of-its-kind design leveraging exotic Majorana quasiparticles. This chip uses a new material called a “topoconductor” (a specially engineered topological superconductor) made…
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Executive Order 14144: Biden’s Big Swing at Cybersecurity Modernization
On January 16 2025 President Joe Biden signed Executive Order 14144, “Strengthening and Promoting Innovation in the Nation’s Cybersecurity.” The 17‑page directive is the administration’s most comprehensive cyber policy since EO 14028 in 2021 and, for the first time, embeds post‑quantum cryptography (PQC) migration deadlines directly…
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First Successful Factorization of RSA-2048 by Quantum Computer? Not Even Close!
Chinese researchers published “A First Successful Factorization of RSA-2048 Integer by D-Wave Quantum Computer.” To get straight to the point - the title is misleading. The authors did NOT factor a general RSA-2048 key (as used in real cryptography); instead,…
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Russia Unveils First 50-Qubit Quantum Computer Prototype
Russian scientists have unveiled the country’s first prototype quantum computer to achieve 50 qubits, marking a significant leap in its national quantum program. Researchers at Lomonosov Moscow State University (MSU) and the Russian Quantum Center (RQC) developed the 50-qubit device…
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Google Announces Willow Quantum Chip
Google has unveiled a new quantum processor named “Willow”, marking a major milestone in the race toward practical quantum computing. The 105-qubit Willow chip demonstrates two breakthroughs that have long eluded researchers: it dramatically reduces error rates as qubit count…
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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…
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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…
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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,…
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