One-time setup. Your key stays encrypted in this browser.
1. Load your existing identity
Checking this browser...
Example: jarvis-private.asc. The file is read only in this browser and is never uploaded.
Advanced: paste an armored key instead
Paste the complete block, including the BEGIN and END lines.
This is used once to unlock the imported key. It is not stored.
You will enter this phrase when CapAuth needs to prove your identity. It never leaves this browser.
📤 Send this key to another device (QR)
Paste your key above, set a transfer PIN, then show a QR your other device
scans with its camera — no clipboard, no cloud, and the QR disappears when
you're done. (Big RSA keys animate across several frames; keep scanning.)
Get a notification to approve sign-ins even when this page is closed.
Advanced: pair with another device
When you start a login on your computer it shows a QR / capauth-bunker://… link. Scan or paste it here, then Connect — this phone signs the login request.