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Does United support 2FA?

Yes, United supports 2FA via Email, SMS, Custom app.

Verdict
YES

Yes, United supports 2FA via Email, SMS, Custom app.

Sharing tolerated
Methods supported
TOTP
Hardware key
SMS
Email
Phone call
Biometric
Custom app
Custom hardware
Last verified 2026-05-01
1/5

How to enable 2FA on United

  1. Sign in to your United account.
  2. Open Account settings → Security (the exact path varies; see the official docs link above).
  3. Choose your preferred method from the list — TOTP and hardware keys are the recommended options.
  4. Save the recovery codes somewhere safe — they're your last resort if you lose your authenticator and your hardware keys.

Sharing United 2FA with a team (with Kaito)

Kaito gives you a vault for shared TOTP and a real-time inbox for shared SMS, with per-token group permissions and an audit log on every code view. To share United access with your team:

  1. In Kaito, go to Tokens → New and add the United 2FA seed (or scan the QR).
  2. Permission the token to a group: code-only for most teammates, full-seed only for the admins who would handle rotation.
  3. United only supports SMS 2FA. Provision a Kaito SMS number and use the service's "phone number on file" setting to point verifications at it. Codes will stream to whoever you've authorized.
  4. Stream the audit log to your SIEM if you want a complete record of which team members generated codes for United and when.

Note: United's terms on account sharing are unclear or grey-area. Many teams share access in practice; doing so via Kaito gives you a clean audit trail if it ever becomes a question.

Frequently asked questions

Does United support 2FA?

Yes. United supports 2FA via Email, SMS, Custom app.

What is the most secure 2FA method for United?

United's only 2FA option is Email, which is weaker than TOTP or hardware keys.

Can I share United 2FA with my team?

United's terms on account sharing are grey-area. Many teams share access in practice; using Kaito gives you a clean audit trail if it ever becomes a question.

How long does it take to enroll United 2FA in Kaito?

Under two minutes. Open the United security settings, scan the QR code with Kaito's add-token flow, and verify the first generated code matches.

Baseline 2FA support data adapted from the 2factorauth project under CC BY-SA 4.0. Setup guides, sharing notes, and enterprise-readiness scoring © Kaito.

Set up United 2FA sharing in Kaito.