QANplatform

Quantum-resistant Layer 1 hybrid #blockchain platform. 👨‍💻Code smart contracts in any language. 🆕 QAN TestNet is LIVE! #QANplatform

[QANplatform @QANplatform]

Halloween party setting or science dictionary entries?

superposition
Schrödinger's cat, alive and dead
spooky action at a distance
quantum teleportation
Zitterbewegung
quantum hair
magic state
ghost particle
quantum foam
quantum gate
quantum supremacy

Trick: they are all real physics.

Treat: the one that should actually scare you is the quantum gate. Stack enough of them in the right pattern in a quantum computer, and it can break the cryptography most blockchains are currently built on.

[QANplatform @QANplatform]

Read the announcement: https://t.co/riJg0ipAmD

[QANplatform @QANplatform]

[Announcement]

On Friday, we shared the current codebase with the auditor to get a cost and time estimate.
We are eager to elaborate on the features related to the audit submission.

Read the full details on our blog.
Link in the replies. 👇

[QANplatform @QANplatform]

https://t.co/Q446EOorzG

[QANplatform @QANplatform]

Last week, Google shortened the timeline for quantum computers.

They demonstrated that magic state cultivation works in practice on their Willow processor.
Magic states are what quantum computers need to perform operations, and they've always been expensive to produce. By some estimates, they potentially consume up to 95% of a machine's capacity.

The method reduced errors by about 40x compared to without cultivation, meaning that higher-quality magic states can be achieved much more efficiently.

More efficient error correction means smaller machines doing bigger jobs.

[QANplatform @QANplatform]

eBay knew by the early-to-mid 2000s that its original architecture had a scaling ceiling.
The rewrite was expensive and unglamorous, and it took years.

But it happened anyway, because traffic and cost pressure forced it.

The signature scheme used by most major blockchains has a ceiling too: a fault-tolerant quantum computer.

The difference between the two isn't whether the old system can keep running. Both do.
It's what the old system is like while it runs: eBay's was slow. A blockchain's is exposed.

[QANplatform @QANplatform]

Read the recap: https://t.co/7Hsso4fDmV

[QANplatform @QANplatform]

September Milestones: XLINK Goes On-Chain and Deterministic QVM Metering Takes Shape

September was a month of deep engineering for QANplatform. Our team turned their attention to the work that will define the production network: moving XLINK signature management on-chain, building a caching layer to speed up QVM executions, advancing our deterministic gas-metering research toward a real pricing model, and hardening the network against the subtle edge cases that only appear under sustained load.

This month also brought a major strategic milestone: with the execution-layer rebase complete, our audited quantum-safe stack is ready for the final security-audit phase.

Read the full technical recap on our blog (link in replies)🔗👇

[QANplatform @QANplatform]

[Audit status update]

Based on all received feedback, we have finalized the decision on the consensus layer integration for the mainnet stack.

After careful consideration, we selected Lighthouse by Sigma Prime.

As discussed previously, Lighthouse is the most widely used consensus client and is considered semi-official due to its broad adoption among node operators. This choice best meets the technical and policy requirements of our strategic partners.

What happens next:

Step 1:
We are currently preparing the official Go-Ethereum based execution client to be compatible with the modified Lighthouse consensus client.

Step 2:
Once these modifications are ready, we will submit the execution client to the auditors, expected by end of next week.

Step 3:
Once the required Lighthouse modifications are completed, we will also submit the consensus client to the auditor.

Just to clarify, the above steps do not alter the mainnet launch timeline, as these processes are fully parallel.

[QANplatform @QANplatform]

Europol “Quantum Computing and Cryptocurrencies” report: https://t.co/WmB6VSfDMs

QAN XLINK cybersecurity audit: https://t.co/CNpcX3UoGh

[QANplatform @QANplatform]

Europol mentions QANplatform in its recently published report, “Quantum Computing and Cryptocurrencies,” as a proven example of quantum-safe blockchain technology.

QAN XLINK, a cross-signer protocol that utilizes NIST’s primary-recommended post-quantum cryptography (PQC) algorithm and enables the integration of Ethereum-compatible wallets with quantum-safe, signature-capable key pairs, successfully completed a comprehensive cybersecurity audit by blockchain security firm Hacken (@hackenclub) in November 2025.
The solution is already deployed on the QAN TestNet.

Find the links to the report and audit in the replies. 👇

[QANplatform @QANplatform]

We built for a future where quantum-safety and auditability are mandatory, but public network dependency is optional.

Thanks to the hybrid architecture, enterprises can keep their data private while still achieving trust by anchoring proofs to the public blockchain.

On the budget side, there is one batched transaction instead of thousands. The cost model changes from per-transaction to predictable operational cost.

Public-chain immutability without having to pay public-chain fees on internal operations.
Both sides are quantum-safe, protected by NIST-standard post-quantum cryptography.

Cost and auditability are often a tradeoff. This architecture doesn't require enterprises to choose.

[QANplatform @QANplatform]

[Audit status update]

We know many of you are eagerly waiting for the final audit phase to begin, and we want to keep you posted.

All the crucial and most challenging parts of the system have been successfully ported to Go-ethereum, the official Ethereum execution-layer client. This part is ready for auditing.

Where we are now:

To meet our strategic customers' requirements, we rebased our solution on top of the official Ethereum implementation and replaced all Ethereum-related components with their official counterparts. One part of the stack - the consensus layer - does not have an official Ethereum implementation. This means our customers need to align on which consensus client they are willing to accept before we submit this final component in the last audit phase.

The two options are:

A ) Caplin by Erigon, a Golang-based consensus implementation we currently use already deployed and tested on our testnet.

B ) Lighthouse by Sigma Prime, the most widely used Rust-based consensus client, which could be considered semi-official due to its broad usage among node operators.

We are working on a joint decision which is technically sound and policy-wise acceptable for all parties involved.

What happens next:

We expect a final decision next week, so we can move forward. Once the decision is made we will update you again.

[QANplatform @QANplatform]

Read the paper here: https://t.co/y4OMDQW4BS

[QANplatform @QANplatform]

~70%.

According to experts, that's how much cheaper it will be to crack the math behind elliptic curve cryptography that secures a huge share of our digital lives. In 2017, the estimate was about 2,330 logical qubits. Jo and Lee's (Georgia Tech) preprint published this month puts the estimate in the 640-800 range.

The required qubit count has steadily dropped throughout the decade, with progress accelerating dramatically this year as researchers quietly made massive leaps in academic papers.

Although cryptographically relevant quantum computers aren't here yet, a two-thirds drop in required qubits means the timeline is moving faster than expected.

[QANplatform @QANplatform]

The blockchain that survives the upcoming decade won't be the fastest.
It will be the one that was built against a threat many teams still consider theoretical.

[QANplatform @QANplatform]

Within six months, three different groups published papers that point to the same direction.

March 2026: Google's whitepaper shows that quantum computers can crack the digital signatures protecting Bitcoin and much of the internet's logins with roughly 20 times fewer qubits than experts had been assuming. Fewer qubits means sooner.

September 2026: IonQ went further and published the first fully compiled blueprint for the attack, every operation compiled down to the error-correction circuits a real machine would run. Their number was 20,000 qubits in under 26 days, and their own roadmap says they'll have that around 2028.

September 2026: ECDSA Fail was something else. It was an open competition with over a hundred researchers alongside some AI agents who managed to cut the cost of one of the attack's core steps (elliptic-curve point addition) by 86%.

The three results don't share the qubit count. What they have in common is that none of them frames the threat as hypothetical. Google wrote recommendations for the blockchain industry. IonQ briefed the US government before they published their paper. The ECDSA Fail competitors said that the bottom line is not that a quantum attack happens tomorrow. The bottom line is that upgrading to PQC takes years, and you can't retroactively protect a key that is already exposed.

The message stems from the pattern: new estimates come in lower than the last and the systems at risk are slow to migrate.

A cryptographically relevant quantum computer doesn't create the exposure, it capitalizes on it.

[QANplatform @QANplatform]

Read the recap https://t.co/YOFV7aqeuU

[QANplatform @QANplatform]

August Milestones: Operational Resilience, Ecosystem Validation, & XLINK Sync

August was a decisive month for QANplatform as we moved from the structural migration phase into deep validation and operational tuning. Following the successful migration of the QAN TestNet to the official Ethereum execution client in July, our primary focus this month was finalizing the ecosystem for the next phase of our rollout.

While the migration itself proved successful, the transition to the official Ethereum client exposed subtle differences in how standard Ethereum components interact with QAN’s unique, computationally heavier QVM smart contracts. This month, we successfully identified and resolved a complex transaction pending issue, achieved full validation of our SDK ecosystem, and initiated the highly anticipated native XLINK signature synchronization protocol.

Read the full technical recap on our blog (link in comments)🔗👇

[QANplatform @QANplatform]

You believe that your crypto is safe because you keep good habits. It is not. It's as safe as the wallet architecture of the exchange you keep it on. And you didn't pick that.

Glassnode data suggests that Binance and Bitfinex labeled Bitcoin balances show a comparatively high share of quantum-vulnerable addresses under their methodology (85% and 100%), while Coinbase labeled balances were mainly non-exposed. Same blockchain, very different exposures.

Exposed public keys are not a problem today. They become a problem the day a quantum computer can derive the private keys from them. You didn't choose with this in mind.

You chose the exchange based on fees, or their app or on a friend's recommendation. The wallet hygiene came packed, just like their terms of service.