Marin Ivezic
@ivezic.bsky.social
Founder, AppliedQuantum.com | Former CISO, CTO, Big 4 Partner, Quantum & Cyber Entrepreneur | #Quantum, #QuantumComputing, #QuantumSecurity #QuantumResistance #PQC #QuantumAI #QuantumML #Cybersecurity #QuantumReadiness #Q-Day
Proud moment: AQ Forge - Applied Quantum's deep‑tech lab - is a finalist in @QAIventures GenQ Hackathon in Singapore.
Huge appreciation to the AQ Forge crew for the grit, curiosity, and craft you bring to this work.
#QuantumComputing #QuantumAI #DeepTech #Singapore #AQForge #AppliedQuantum #GenQ
Huge appreciation to the AQ Forge crew for the grit, curiosity, and craft you bring to this work.
#QuantumComputing #QuantumAI #DeepTech #Singapore #AQForge #AppliedQuantum #GenQ
October 26, 2025 at 10:33 AM
Proud moment: AQ Forge - Applied Quantum's deep‑tech lab - is a finalist in @QAIventures GenQ Hackathon in Singapore.
Huge appreciation to the AQ Forge crew for the grit, curiosity, and craft you bring to this work.
#QuantumComputing #QuantumAI #DeepTech #Singapore #AQForge #AppliedQuantum #GenQ
Huge appreciation to the AQ Forge crew for the grit, curiosity, and craft you bring to this work.
#QuantumComputing #QuantumAI #DeepTech #Singapore #AQForge #AppliedQuantum #GenQ
A single day with 4 breakthrough quantum tech developments - each with the potential to accelerate the arrival of Q-Day.
That’s exactly what happened on Sept 24–25.
I break it all down in the first issue of The Quantum Observer: quantumobserver.com/p/quantums-w...
#QuantumComputing #PQC #QDay
That’s exactly what happened on Sept 24–25.
I break it all down in the first issue of The Quantum Observer: quantumobserver.com/p/quantums-w...
#QuantumComputing #PQC #QDay
Quantum’s Wild Week
The week quantum research smashed timelines and regulators and industry organizations yelled “Move faster!”
quantumobserver.com
September 28, 2025 at 7:02 AM
A single day with 4 breakthrough quantum tech developments - each with the potential to accelerate the arrival of Q-Day.
That’s exactly what happened on Sept 24–25.
I break it all down in the first issue of The Quantum Observer: quantumobserver.com/p/quantums-w...
#QuantumComputing #PQC #QDay
That’s exactly what happened on Sept 24–25.
I break it all down in the first issue of The Quantum Observer: quantumobserver.com/p/quantums-w...
#QuantumComputing #PQC #QDay
What a week for quantum tech! Qubits leaping ahead of schedule, Caltech scaling to 6,100, HSBC finding real quantum advantage, NIST issuing new PQC guidance - and more.
I unpack it all in the first edition of The Quantum Observer: quantumobserver.com/p/quantums-w...
#Quantum #PostQuantum #PQC
I unpack it all in the first edition of The Quantum Observer: quantumobserver.com/p/quantums-w...
#Quantum #PostQuantum #PQC
Quantum’s Wild Week
The week quantum research smashed timelines and regulators and industry organizations yelled “Move faster!”
quantumobserver.com
September 27, 2025 at 10:39 PM
What a week for quantum tech! Qubits leaping ahead of schedule, Caltech scaling to 6,100, HSBC finding real quantum advantage, NIST issuing new PQC guidance - and more.
I unpack it all in the first edition of The Quantum Observer: quantumobserver.com/p/quantums-w...
#Quantum #PostQuantum #PQC
I unpack it all in the first edition of The Quantum Observer: quantumobserver.com/p/quantums-w...
#Quantum #PostQuantum #PQC
Quantum-safe upgrades aren’t just for your encryption appliances – they’re for every system that touches crypto. This article drives home that point: nearly every enterprise system uses cryptography so almost everything will need some update for the quantum era postquantum.com/post-quantum...
Quantum Era Demands Changes to ALL Enterprise Systems
Preparing for this seismic shift is far more complex than most realize. It is not just about changes to a few systems; it requires an enterprise-wide...
postquantum.com
August 30, 2025 at 9:07 PM
Quantum-safe upgrades aren’t just for your encryption appliances – they’re for every system that touches crypto. This article drives home that point: nearly every enterprise system uses cryptography so almost everything will need some update for the quantum era postquantum.com/post-quantum...
The big picture: telecom execs need to see PQC migration as a strategic resilience initiative, not just a tech upgrade. It will touch everything – standards, supply chain, devices, cloud, edge. Coordination is key... #QuantumReadiness postquantum.com/post-quantum...
Telecom’s Quantum‑Safe Imperative: Challenges in Adopting Post‑Quantum Cryptography
The race is on to quantum‑proof the world’s telecom networks. With cryptographically relevant quantum computers (CRQC) projected to arrive...
postquantum.com
August 9, 2025 at 9:40 AM
The big picture: telecom execs need to see PQC migration as a strategic resilience initiative, not just a tech upgrade. It will touch everything – standards, supply chain, devices, cloud, edge. Coordination is key... #QuantumReadiness postquantum.com/post-quantum...
The first generation of quantum code-breakers won’t be cheap to run: each RSA-2048 crack could consume tens of MWh of energy. That means only high-value targets would be worth the effort initially... #QuantumResilience postquantum.com/post-quantum...
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...
postquantum.com
August 8, 2025 at 11:40 PM
The first generation of quantum code-breakers won’t be cheap to run: each RSA-2048 crack could consume tens of MWh of energy. That means only high-value targets would be worth the effort initially... #QuantumResilience postquantum.com/post-quantum...
TL;DR from this deep-dive: transparency is security. A CBOM brings cryptography out of the shadows. Expect CBOMs to become as routine as SBOMs in audits. It’s a bit more work now for a lot more peace of mind later. #PQC #CryptoAgility postquantum.com/post-quantum...
Cryptographic Bill of Materials (CBOM) Deep-Dive
Cryptographic Bill of Materials (CBOM) represent the next evolution in software transparency and security risk management...
postquantum.com
August 8, 2025 at 6:40 PM
TL;DR from this deep-dive: transparency is security. A CBOM brings cryptography out of the shadows. Expect CBOMs to become as routine as SBOMs in audits. It’s a bit more work now for a lot more peace of mind later. #PQC #CryptoAgility postquantum.com/post-quantum...
Why 2030 for Q-Day? 3 pieces of recent news: IBM plans ~200 logical qubits by 2029, Gidney’s 2025 paper showed ~1300 logical qubits running 1 week could factor RSA-2048, and Oxford set a record for low error rates. Put together, that makes a 2030 plausible. postquantum.com/post-quantum...
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 quantum computer - or the Q-Day.
postquantum.com
August 8, 2025 at 4:40 PM
Why 2030 for Q-Day? 3 pieces of recent news: IBM plans ~200 logical qubits by 2029, Gidney’s 2025 paper showed ~1300 logical qubits running 1 week could factor RSA-2048, and Oxford set a record for low error rates. Put together, that makes a 2030 plausible. postquantum.com/post-quantum...
CBOM (Cryptography Bill of Materials) is the new buzzword. Think SBOM but for encryption. To migrate to #PQC, you first need a map of every place cryptography lives in your org. This article shows how various tools help assemble that map. #CryptoAgility postquantum.com/post-quantum...
Cryptographic Inventory Vendors and Methodologies
Achieving a comprehensive cryptographic inventory often requires combining multiple tools and methodologies. Each solution...
postquantum.com
August 8, 2025 at 1:40 PM
CBOM (Cryptography Bill of Materials) is the new buzzword. Think SBOM but for encryption. To migrate to #PQC, you first need a map of every place cryptography lives in your org. This article shows how various tools help assemble that map. #CryptoAgility postquantum.com/post-quantum...
Don’t rely on manual, interview-based cryptographic inventories – they’re usually incomplete and give a false sense of security. This article argues that a half-baked inventory is dangerous postquantum.com/post-quantum...
Dos & Don'ts of Crypto Inventories for Quantum Readiness
Manual, interview-based, surrvey-based, spreadsheet-based cryptographic inventories are insufficient and potentially detrimental...
postquantum.com
August 8, 2025 at 7:20 AM
Don’t rely on manual, interview-based cryptographic inventories – they’re usually incomplete and give a false sense of security. This article argues that a half-baked inventory is dangerous postquantum.com/post-quantum...
Remember late 2022 when headlines screamed a Chinese research team had a new quantum algorithm that might break RSA-2048 with just 372 qubits? This article recounts that saga and current state. Spoiler: the hype got ahead of reality. postquantum.com/post-quantum...
Breaking RSA Encryption: Quantum Hype Meets Reality (2022–2025)
If you encrypted a message with an RSA-2048 public key today, no one on Earth knows how to factor it with currently available technology...
postquantum.com
August 7, 2025 at 11:40 PM
Remember late 2022 when headlines screamed a Chinese research team had a new quantum algorithm that might break RSA-2048 with just 372 qubits? This article recounts that saga and current state. Spoiler: the hype got ahead of reality. postquantum.com/post-quantum...
Why 2030 for Q-Day? Three pieces of recent news: IBM plans ~200 logical qubits by 2029, Gidney’s 2025 paper showed ~1300 logical qubits could factor RSA-2048, and Oxford set a record for low error rates. Put together, that makes a 2030 quantum code-breaker plausible. postquantum.com/post-quantum...
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 quantum computer - or the Q-Day.
postquantum.com
August 7, 2025 at 8:40 PM
Why 2030 for Q-Day? Three pieces of recent news: IBM plans ~200 logical qubits by 2029, Gidney’s 2025 paper showed ~1300 logical qubits could factor RSA-2048, and Oxford set a record for low error rates. Put together, that makes a 2030 quantum code-breaker plausible. postquantum.com/post-quantum...
No, migrating to #PQC isn’t a “one-click” software patch. In reality, it’s a years-long effort: you need to map all your crypto usage, replace algorithms across apps, devices, and protocols, and do tons of testing. There’s no “easy” button to become #QuantumResilient. postquantum.com/post-quantum...
Quantum Readiness / PQC Migration Is The Largest, Most Complex IT/OT Overhaul Ever - So Why Wait?
Quantum readiness / PQC migration is arguably the largest and most complicated digital infrastructure overhaul in history. Yes, far bigger than Y2K...
postquantum.com
August 7, 2025 at 6:40 PM
No, migrating to #PQC isn’t a “one-click” software patch. In reality, it’s a years-long effort: you need to map all your crypto usage, replace algorithms across apps, devices, and protocols, and do tons of testing. There’s no “easy” button to become #QuantumResilient. postquantum.com/post-quantum...
Reality check: today’s quantum hardware is small and noisy, so QML is largely experimental. The guide acknowledges limitations and suggests near-term hybrid approaches. This is a comprehensive resource to get up to speed on quantum + ML. #QuantumAI postquantum.com/quantum-ai/q...
Guide to Quantum ML for Data Scientists
Quantum Machine Learning (Quantum ML or QML) is an emerging interdisciplinary field that integrates quantum computing with traditional ML
postquantum.com
August 7, 2025 at 1:40 PM
Reality check: today’s quantum hardware is small and noisy, so QML is largely experimental. The guide acknowledges limitations and suggests near-term hybrid approaches. This is a comprehensive resource to get up to speed on quantum + ML. #QuantumAI postquantum.com/quantum-ai/q...
Quantum tech = strategic autonomy for Europe. This strategy isn’t just science and industry – it’s about sovereignty. By investing in dual-use quantum and building a homegrown talent pool, the EU aims to control its destiny postquantum.com/industry-new...
Quantum Europe Strategy: Europe’s Five-Pillar Plan to Lead the Quantum Revolution
On July 2, 2025, the European Commission unveiled the Quantum Europe Strategy – a comprehensive roadmap
postquantum.com
August 7, 2025 at 9:09 AM
Quantum tech = strategic autonomy for Europe. This strategy isn’t just science and industry – it’s about sovereignty. By investing in dual-use quantum and building a homegrown talent pool, the EU aims to control its destiny postquantum.com/industry-new...
Quantum tech = the new space race. Governments have poured $40B+ into quantum R&D  because whoever leads in quantum computing can potentially decrypt other nations’ secrets and dominate future tech industries. This article sums up how major powers approach it. postquantum.com/quantum-comp...
Quantum Geopolitics: The Global Race for Quantum Computing
Quantum computing is not just about faster computers—it represents a paradigm shift with wide-ranging geopolitical implications...
postquantum.com
August 6, 2025 at 6:40 PM
Quantum tech = the new space race. Governments have poured $40B+ into quantum R&D  because whoever leads in quantum computing can potentially decrypt other nations’ secrets and dominate future tech industries. This article sums up how major powers approach it. postquantum.com/quantum-comp...
Regulators now often require a cryptographic inventory as the first step to #QuantumResilience. The article discusses layering multiple discovery methods postquantum.com/post-quantum...
How to Perform a Comprehensive Quantum Readiness Cryptographic Inventory
A cryptographic inventory is essentially a complete map of all cryptography used in an organization’s systems – and it is vital for understanding...
postquantum.com
August 6, 2025 at 4:40 PM
Regulators now often require a cryptographic inventory as the first step to #QuantumResilience. The article discusses layering multiple discovery methods postquantum.com/post-quantum...
Boards: quantum risk isn’t just a tech problem – it’s a governance issue. Regulators increasingly hold boards accountable for cyber risks, and that extends to quantum threats. A future quantum breach could lead to major liability. #QuantumResilience postquantum.com/post-quantum...
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 that this is an important risk...
postquantum.com
August 6, 2025 at 1:40 PM
Boards: quantum risk isn’t just a tech problem – it’s a governance issue. Regulators increasingly hold boards accountable for cyber risks, and that extends to quantum threats. A future quantum breach could lead to major liability. #QuantumResilience postquantum.com/post-quantum...
Quantum computers harness superposition, entanglement, and interference – basically doing many calculations at once and interfering paths to amplify correct answers. Not every problem is a good fit, but for certain problems the speedups are astronomical postquantum.com/quantum-comp...
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 will grow...
postquantum.com
August 6, 2025 at 9:40 AM
Quantum computers harness superposition, entanglement, and interference – basically doing many calculations at once and interfering paths to amplify correct answers. Not every problem is a good fit, but for certain problems the speedups are astronomical postquantum.com/quantum-comp...
Quantum computing is being called the master key that could unlock nearly all of today’s encrypted data. In other words, a sufficiently powerful quantum computer poses a universal cyber threat more serious than anything before. Boards and CEOs can’t afford to ignore postquantum.com/post-quantum...
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 that this is an important risk...
postquantum.com
August 6, 2025 at 7:20 AM
Quantum computing is being called the master key that could unlock nearly all of today’s encrypted data. In other words, a sufficiently powerful quantum computer poses a universal cyber threat more serious than anything before. Boards and CEOs can’t afford to ignore postquantum.com/post-quantum...
Bottom line: has anyone come close to cracking RSA-2048 with quantum? Not really – it’s still a theoretical threat. The “48-bit factoring” hype taught us that claims of “RSA broken” will surface periodically and we need to critically evaluate them. postquantum.com/post-quantum...
Breaking RSA Encryption: Quantum Hype Meets Reality (2022–2025)
If you encrypted a message with an RSA-2048 public key today, no one on Earth knows how to factor it with currently available technology...
postquantum.com
August 5, 2025 at 6:40 PM
Bottom line: has anyone come close to cracking RSA-2048 with quantum? Not really – it’s still a theoretical threat. The “48-bit factoring” hype taught us that claims of “RSA broken” will surface periodically and we need to critically evaluate them. postquantum.com/post-quantum...
Canada’s PQC roadmap means business: by 2026 every federal agency must inventory its crypto use and designate a lead for the transition. Annual progress reports will be mandated. Essentially, they’re baking #QuantumReadiness accountability into government operations. postquantum.com/industry-new...
Government of Canada Launches Post-Quantum Cryptography (PQC) Migration Roadmap
On June 23, 2025 Canada has issued a new roadmap for migrating the Government of Canada’s IT systems to post-quantum cryptography (PQC).
postquantum.com
August 5, 2025 at 4:40 PM
Canada’s PQC roadmap means business: by 2026 every federal agency must inventory its crypto use and designate a lead for the transition. Annual progress reports will be mandated. Essentially, they’re baking #QuantumReadiness accountability into government operations. postquantum.com/industry-new...
Why do we suddenly need CBOMs? Because you can’t swap in quantum-safe algorithms if you don’t know what you have. Governments are now mandating agencies to inventory their cryptography. CBOMs make that practical by formalizing the process. This article explains... postquantum.com/post-quantum...
Cryptographic Bill of Materials (CBOM) Deep-Dive
Cryptographic Bill of Materials (CBOM) represent the next evolution in software transparency and security risk management...
postquantum.com
August 5, 2025 at 2:30 PM
Why do we suddenly need CBOMs? Because you can’t swap in quantum-safe algorithms if you don’t know what you have. Governments are now mandating agencies to inventory their cryptography. CBOMs make that practical by formalizing the process. This article explains... postquantum.com/post-quantum...
From tiny two-level defects in chip materials to background radiation from space, qubits have many ways to lose info. The article explains how engineers mitigate some of these. To scale quantum computers, we must tackle all these sources of error. postquantum.com/quantum-comp...
The Many Faces of Decoherence
Quantum computers hold enormous promise, but they face a stubborn adversary: decoherence. This is the process by which a qubit’s...
postquantum.com
August 5, 2025 at 7:20 AM
From tiny two-level defects in chip materials to background radiation from space, qubits have many ways to lose info. The article explains how engineers mitigate some of these. To scale quantum computers, we must tackle all these sources of error. postquantum.com/quantum-comp...
Could quantum computers supercharge AI? Enter Quantum Machine Learning (QML). The idea: qubits can explore huge state spaces that classical bits can’t, potentially finding new patterns in data. It’s not guaranteed magic, but the promise is there. postquantum.com/quantum-ai/q...
Guide to Quantum ML for Data Scientists
Quantum Machine Learning (Quantum ML or QML) is an emerging interdisciplinary field that integrates quantum computing with traditional ML
postquantum.com
August 4, 2025 at 11:40 PM
Could quantum computers supercharge AI? Enter Quantum Machine Learning (QML). The idea: qubits can explore huge state spaces that classical bits can’t, potentially finding new patterns in data. It’s not guaranteed magic, but the promise is there. postquantum.com/quantum-ai/q...