ALT 2FA: Authenticator for Chrome
Generate and securely store two-factor authentication codes directly in your browser. Local-first, no account required.
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ALT 2FA is a local authenticator for Chrome that generates two-factor authentication codes directly in your browser.
Use it to save your 2FA accounts, generate time-based one-time passwords, and quickly copy codes when signing in. Your authenticator vault is encrypted and stored locally in Chrome, so your codes stay on your device.
Features:
• Generate standard 6-digit TOTP codes
• Store authenticator entries in an encrypted local vault
• Add accounts manually with setup keys
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