All canaries

The Signals

The Quantum Qanary

How close are we to Q-Day?

2029Q-Day midpoint +/-1

Q-Day midpoint remains about 3 years out on the current trajectory.

Estimated window 2028–2030

Progress toward Q-Day

Factoring
40%
Logical Qubits
8%
Divincenzo
93%

How it's measured

A weighted estimate of quantum progress toward breaking current cryptography — factoring records, logical-qubit counts, published roadmaps, and error-correction milestones. 'Q-Day' is the point at which RSA and ECC become vulnerable.

View the open-source dashboardSource & data on GitHubUpdated 2026-07-01 · refreshes nightly