Strategy October 4, 2026 Hema DeyEstimated reading time: 12 minutes
Picture a novelist asking a simple question. “If someone copies my book ten years from now and says they wrote it first, how do I prove it was mine?”
Today, the answer leans on digital signatures and records most of us never see. They sit quietly behind your email, your bank login, your published articles, and the videos you upload. They are the locks of the internet.
Quantum computing is the reason those locks have an expiration date. Standards bodies and governments have already set the calendar. The ground has shifted. Here is what it means for the ideas, stories, and brands you are building, and how to stand on it.
The short version: quantum computers are expected to eventually break the signatures much of today’s online trust depends on. U.S. guidance calls for moving off today’s common algorithms after 2030 and disallowing them after 2035. Work you sign and publish today should be protected with methods designed to outlast that shift.
A regular computer thinks in bits. Each bit is a light switch: on or off, 1 or 0.
A quantum computer uses qubits. A qubit can hold a blend of on and off at the same time, and qubits can be linked so they act together. That lets a quantum computer explore many possible answers at once for certain kinds of problems.
It will not replace your laptop. It is a special-purpose machine for specific hard problems, like designing new medicines, modeling materials, and cracking certain math puzzles.
One of those math puzzles protects much of the internet. Today’s common digital signatures (RSA and elliptic curve methods) rely on math that would take a regular computer thousands of years to undo. A large enough quantum computer could undo it far faster. Experts call that machine a “cryptographically relevant quantum computer.”
That is the whole issue in one sentence: the math that proves who said what online was built for regular computers, and quantum computers play by different rules.
The timeline is compressing from two directions at once. Researchers keep finding ways to do the job with smaller machines. Governments have stopped waiting and set deadlines.
The clearest sign is the estimate of how big a quantum computer must be to break a standard 2048-bit RSA key. It has dropped roughly tenfold, again and again:
| Year | Estimated qubits needed | Who |
|---|---|---|
| 2012 | Hundreds of millions to about 1 billion | Fowler and colleagues |
| 2019 | About 20 million (about 8 hours) | Gidney and Ekerå |
| May 2025 | Fewer than 1 million (under a week) | Craig Gidney, Google Quantum AI |
| February 2026 | Fewer than 100,000, using a new design | Iceberg Quantum (simulation, not yet hardware) |
In March 2026, Google Quantum AI went further on the elliptic curve signatures that protect most cryptocurrencies. It estimated fewer than 500,000 qubits could break them in minutes. Google chose not to publish the attack circuits, releasing a mathematical proof that they work instead. (The Quantum Insider)
Expert opinion is moving too. The Global Risk Institute’s Quantum Threat Timeline Report 2025 surveyed 26 experts. They put a code-breaking quantum computer at 28 to 49 percent likely within 10 years, and 51 to 70 percent likely within 15. (Global Risk Institute) Most experts who weighed in also said secret work by state labs could pull that date forward by two or more years. (PostQuantum.com)
Meanwhile, the rule makers have set the clock:
| When | What happens |
|---|---|
| August 13, 2024 | NIST publishes its first post-quantum standards, including FIPS 204 (ML-DSA) for digital signatures |
| November 2024 | NIST draft IR 8547 proposes retiring RSA and elliptic curve methods: deprecated after 2030, disallowed after 2035 |
| August 2, 2026 | EU AI Act transparency rules (Article 50) on labeling AI-generated content begin to apply |
| January 2027 | NSA CNSA 2.0 calls for new national security systems to be quantum-safe |
| 2029 | Google’s internal deadline for its own post-quantum migration |
| 2030 | EU joint statement target for high-risk uses to finish migrating; NIST deprecation begins |
| 2035 | NIST disallows today’s common public-key algorithms; U.S. federal quantum-resistance goal |
No one can name the exact year a code-breaking quantum computer arrives. Standards bodies have stopped waiting for it. That is the compressed timeline. The question for the rest of us is whether our work will still be provably ours on the other side of it.
An honest note: each of these research estimates rests on engineering that has not yet been built at scale. Breaking a key still needs a machine running without error for minutes or days. Nothing today comes close. The trend matters more than any single number.
Quantum computing will bring real good: new medicines, better batteries, smarter logistics. The risk for creators is narrower and more personal. It is about proof.
Today, AI already makes convincing copies of voices, faces, and writing in seconds. The World Economic Forum’s Global Risks Report 2026 ranks misinformation and disinformation second among global risks over the next two years. Now add a future where the digital signatures that prove “I made this, on this date” can be forged. A record signed with today’s common methods could later be faked, so someone could claim your work, or cast doubt on your real claim.
Here is how that plays out, one group at a time.
At Iffel International, we spend our days helping businesses get found and trusted by AI answer engines like ChatGPT, Gemini, Google AI Overviews, and Perplexity. That work taught us something. Machines decide what to trust before a human ever sees it. And trust starts with one question: who is behind this?
So we stopped treating quantum readiness as an IT problem for later. We treat it as a brand and content problem for now. We call our approach a machine-safe, post-quantum pathway. It has two halves.
Machine-safe means your content is clear, structured, and consistent, so AI systems can read it, understand who you are, and cite you accurately. This is the AEO and GEO work Iffel does through SEO2Sales™ and GEO2Sales™.
Google just made the case for this in writing. On October 1, 2026, it added language from its Search Quality Rater Guidelines to its public documentation. Google now names AI-generated headshots, made-up author names, and false credentials as fabricated creator profiles, and says deception makes a page untrustworthy. It says “Your Money or Your Life” (YMYL) content on law, health, and money must be highly accurate. It also says human fact-checking applies to titles, meta descriptions, structured data, and alt text, not just the article. We break down what that means in On October 1, Google Put Its YMYL Standard in Writing. The direction is clear: real authors, real review, and a visible record of who stands behind the work. That is the same direction a post-quantum signature points.
Post-quantum means the proof that you made your work is signed with methods designed to outlast the quantum shift. For this, Iffel works with the Trust Identity Protocol (TIP®) from The AI Lab (theailab.org), where Hema Dey serves on the Advisory Board of the AI Trust Council™, the independent multi-stakeholder body that governs TIP. Her advisory focus is AI strategy, adoption, and enablement for small and mid-sized businesses, the constituency TIP was built to serve.
The part that matters for this article: TIP signs every record with ML-DSA-65, part of NIST’s post-quantum signature standard FIPS 204. It does not rely on the RSA or elliptic curve methods that NIST plans to retire. Work signed today is designed to stay checkable after 2035.
For businesses, the pathway covers what you actually own: your ideas, creative work, articles, essays, videos, personal brand, and company brand. We help you decide what to sign first, how to label it honestly, and how to present it so both people and machines can see who stands behind it.
We believe we are ahead of the market on this. Most businesses will start thinking about post-quantum proof closer to 2030. The ones who start now will have years of signed, dated work behind them when it counts.
You do not need a physics degree or a security team to start. You need a list and a habit.
The ground has shifted. You can stand on it. The sooner your work carries a record designed to last, the longer your story stays yours.
No one can name the exact year. A 2025 survey of 26 experts by the Global Risk Institute put it at 28 to 49 percent likely within 10 years and 51 to 70 percent likely within 15. NIST plans to retire today’s common public-key methods after 2030 and disallow them after 2035.
It is a new family of math designed to stay secure against both regular and quantum computers. NIST published its first post-quantum standards on August 13, 2024, including FIPS 204 (ML-DSA) for digital signatures.
The digital signatures that prove who made something and when rely on math quantum computers are expected to break. If those signatures can be forged, proof of authorship weakens. Signing work with post-quantum methods now helps keep that proof checkable later.
No. It proves origin, not truth. It shows who made something, when, and whether it has changed. Whether the content is accurate is a separate question.
TIP is an open standard from The AI Lab (theailab.org) for verified human identity and content provenance. It records who made a piece of content, how it was made, when, and whether it has changed, signed with post-quantum ML-DSA-65 signatures. The first tier is free for individuals.
No AI engine has said it reads or rewards TIP today. Our view is that AI engines are looking for signals they can trust, and verified authorship is one of the clearest a business can give. Iffel’s AEO and GEO work is what helps make you more visible and citable today.
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