Quantum risk checker

Have you been qwned?

Paste any Bitcoin, Ethereum or Solana address. We read public chain data and tell you whether the key protecting it is already exposed.

Bitcoin Ethereum and EVM Solana
Quantum risk scanner
Chain detected automatically

Public chain data only. No keys, no wallet connection, no address stored.

The quantum deadline

Q-Day is when public keys stop being safe to publish

A large enough quantum computer can derive a private key from the matching public key. Most chains publish that public key the moment an address spends. Nothing has to be intercepted, because the exposed keys are already public and stay that way.

Published estimates of quantum-exposed cryptocurrency
6.04M BTC 30.2% of supply, roughly $469B, with public keys already visible Glassnode, 2026
50–65% Of all Ether, held in accounts whose key is recoverable Gershteyn and Alber, 2026
<1M qubits Google's 2025 estimate to break RSA-2048, down from 20M in 2019 Gidney, Google Quantum AI
~1 in 2 Expert odds on a capable quantum computer by 2035 Global Risk Institute, 2025

The June 2026 executive order, EO 14413, puts federal deadlines on quantum readiness, and the machines it prepares for are the same ones that break today's encryption.

What EO 14413 requires

This measures exposure rather than imminent theft. CoinShares argues the practically exploitable set is far smaller.

Full methodology and sources
Quantum doomsday clock

Estimated time until quantum computers can break the encryption securing today's digital assets.

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About the quantum doomsday clock
How it works

Each chain publishes its keys at a different moment

Bitcoin

  • ExposedTaproot, and any address that has spent once.
  • ShieldedAn address that has only ever received.

Ethereum and EVM

  • ExposedAny account that has sent a transaction.
  • ShieldedAn account that has only received.

Solana

  • ExposedEvery funded account. The address is the key.
  • SeparateToken accounts hold no key at all.
What to do next

Exposure cannot be undone, but funds can be moved

Quip Network wraps wallets you already use with quantum-resistant protection across Bitcoin, EVM chains and Solana, using a firewall contract and a cosigner that requires both a classical and a quantum-resistant signature.

Before you move anything

  1. 01Generate an address that has never sent a transaction.
  2. 02Move the balance in one transaction, not several.
  3. 03Do not send funds back to the old address.
  4. 04Protect the new address before it needs to spend.
Questions

All questions answered

Do you store the addresses people check

No. The cache and rate limiter key on an HMAC of the input, so nothing in the system can be read back as a list of addresses. Scoring runs in your browser, and the server reads public chain data the way a block explorer does.

Does this need my seed phrase or a wallet connection

No. Everything here comes from data that is already public, and reading it needs nothing from you beyond the address itself.

Why does my Solana wallet always come back exposed

A Solana address is itself an ed25519 public key. Bitcoin and Ethereum put a hash in front of the key, which shields it until the address spends. Solana does not, so exposure there is a property of the account model. What you can still control is how much sits behind any one key.

My cold wallet says shielded. Is it safe

It means only a hash of the key is on-chain today, which is the better position to be in. That stops being true the moment the address broadcasts a spend, because the signature publishes the key. Treat a shielded result as a reason to plan the move carefully rather than as a settled state.