You’ve decided two-factor authentication is a must. The next challenge is rolling it out smoothly so every employee is protected without a flood of helpdesk calls. These best practices will help.
1. Start with the highest-risk accounts
Not every mailbox carries the same risk. Begin with:
- Executives and directors.
- Finance, payroll and procurement teams.
- HR, who hold sensitive personal data.
- IT administrators with elevated privileges.
Once these are secured, extend 2FA to everyone.
2. Choose the right second factor
| Method | Security | Notes |
| Authenticator app (TOTP) | Strong | Recommended default; works offline |
| Hardware security key | Very strong | Ideal for admins and executives |
| SMS code | Moderate | Better than nothing, but vulnerable to SIM swapping |
| Email code | Weak for email accounts | Avoid as the only method for mailbox login |
For most businesses, an authenticator app is the best balance of security and convenience.
3. Communicate before you enforce
Staff are far more cooperative when they understand why. Before switching on enforcement:
1. Announce the change and the date.
2. Explain the risks 2FA protects against in plain language.
3. Share a one-page setup guide with screenshots.
4. Offer a short drop-in session or video walkthrough.
4. Use a phased timeline
- Week 1: Pilot with IT and a few volunteers.
- Week 2: High-risk departments.
- Weeks 3–4: Everyone else, with reminders.
- After: Enforce 2FA for all accounts and new starters.
5. Plan for lost phones
People lose and replace phones. Make sure you have:
- Backup recovery codes for every user, stored securely.
- A verified process for resetting 2FA, including identity checks so attackers can’t social-engineer the helpdesk.
- Guidance on moving authenticator apps to a new device.
6. Don’t forget mobile and desktop apps
Check how 2FA applies to email apps, desktop clients and integrations. Use app-specific passwords where supported for older clients, and prefer modern apps that support secure sign-in.
7. Train against MFA fatigue and code theft
Attackers now try to trick users into handing over codes. Make it clear:
- Never share a 2FA code with anyone, including IT.
- An unexpected login prompt means someone may have your password; report it and change it.
8. Combine 2FA with login restrictions
2FA is even stronger alongside country-based login restrictions. If sign-ins from unapproved countries are blocked outright, attackers face two barriers before they ever reach the code prompt.
9. Review regularly
Audit which accounts have 2FA enabled, remove access for leavers promptly and include 2FA in onboarding for every new hire.
Rolling out 2FA with Smardove
Smardove supports two-factor authentication for every mailbox, and our team can help you plan a smooth rollout. Together with country-based login restrictions, SpamFoo AI antispam and virus scanning, it gives your organisation layered protection that’s simple for users.
| Need help rolling out 2FA? Contact the Smardove team and we’ll guide you through it. |
