BizuraBizuraKnowledge Base
Русский
Knowledge Base/Phone System/Mandatory 2FA for Phone Number Updates

Mandatory 2FA for Phone Number Updates

Bizura now requires two‑factor authentication (2FA) whenever a user’s phone number is changed. This aligns phone updates with the existing email change + 2FA flow, closes a high‑risk account‑takeover path, and improves overall security. This article

Last updated: May 26, 2026


Was this article helpful?

On this page

  • What is 2FA for Phone Number Updates?
  • Key Benefits of 2FA for Phone Number Updates
  • Eligibility & Prerequisites
  • Supported Verification Channels & Selection Logic
  • Rate Limiting Rules
  • Admin vs. User Update Paths
  • Security & Audit Considerations
  • How To Set Up and Use the Mandatory 2FA for Phone Number Updates
  • A) Update your own phone number (self‑service)
  • B) Update a team member’s phone number (admin)
  • Troubleshooting
  • Frequently Asked Questions

In this folder

  • Phone System Pricing & Billing Guide
  • What is LC (Lead Connector) Phone System?
  • Number Intelligence - Spam Detection, Caller ID & SMS Validation
  • Voicemail For Company And For Users
  • Getting Started with A2P 10DLC
  • Call Forwarding to Your Bizura Phone Number
  • How do I migrate my agency and sub-account over to LC Phone?
  • Why is your account suspended
  • Regulatory Bundle and Address Creation for Sub-Accounts
  • How to Disable LC Phone System for Subaccount/Location (LC to Twilio)
  • Phone System Messaging Analytics Overview
  • Know Your Customer (KYC) in the United Kingdom
  • How to Enable Call Transcriptions for Recorded Calls
  • How to Set Up Verified Caller ID (Use your number for Voice Calls)
  • How to Configure SMS Compliance Settings
  • Physical VoIP Deskphones (SIP)
  • LC Phone System - Error Code and Warning Dictionary
  • Why You Can't Delete a Twilio Subaccount from the Bizura?
  • KYC Verification on Persona — Best Practices
  • Custom Dispositions for Voice Calls
  • Avoiding Call Loops when routing calls to Internal Phone Numbers
  • How to Reduce Inbound Spam Calls
  • How to use Custom CSS to hide the Twilio error banner
  • Setting up webhooks to receive incoming calls, messages and status updates for calls (for Twilio users)
  • Understanding Default Phone Preferences for New Sub-Accounts
  • How to Create and Use Call Scripts in Web & App Dialers
  • The Phone Dialer Overview
  • Moving Phone Numbers: Migration Guide
  • 5% Stripe Markup Removed From All Phone System Charges
  • Call Events Not Working for Twilio

© 2026 Bizura. All rights reserved.

Powered by Bizura Knowledge Base