Cykuza Extension

Non-custodial Cyberyen wallet for Chrome and Firefox — vault on your device, no accounts, no telemetry.

Get the extension

ChromeFirefoxSource on GitHub

Install from the Chrome Web Store or Firefox Add-ons. Source builds are also available on GitHub.

Cykuza clients

Cykuza Web (this site) is the explorer and browser hot wallet. The extension is a separate Manifest V3 client in the same ecosystem. Use whichever fits your threat model.

Privacy model

  • No accounts
  • No telemetry
  • No cloud sync
  • Encrypted vault (Argon2id + AES-GCM) in local extension storage
  • Keys only in memory while unlocked
  • Self-host Electrum guide included in the extension

Read the full Privacy Policy

Self-host Electrum

Prefer your own Electrum? Open the self-host guide from inside the extension after install. We do not publish production Electrum hostnames in this site's source.