Multi Factor Authentication is included in 19 plans, the cheapest plan in Microsoft’s plan comparisons from £5.40 per user and month (Business Basic).Microsoft 365 F1 includes it from £2.30 per user and month — but Microsoft sells frontline plans only for frontline workers.
Requires a second verification step (Authenticator app, phone, security key) at sign-in to stop password-only attacks. Microsoft Learn ↗
Included in
- Microsoft 365 F1£2.30 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Microsoft 365 Business Basic£5.40 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Business, 1 September 2026), page 6
- Office 365 E1£7.70 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Microsoft 365 F3£7.70 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Enterprise Mobility + Security E3£9.30 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Microsoft 365 Business Standard£10.80 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Business, 1 September 2026), page 6
- Enterprise Mobility + Security E5£13.90 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Microsoft 365 Business Premium£16.90 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Business, 1 September 2026), page 6
- Office 365 E3£23.30 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Microsoft Defender Suite for Microsoft 365 Business Premium£7.70 per user / month, annual, excl. VATAdd-on to Business Premium: together £24.60 per user and monthMicrosoft product page ↗Source: Microsoft plan comparison (Business, 1 September 2026), page 6
- Microsoft Defender and Purview Suites for Microsoft 365 Business Premium£11.50 per user / month, annual, excl. VATAdd-on to Business Premium: together £28.40 per user and monthMicrosoft product page ↗Source: Microsoft plan comparison (Business, 1 September 2026), page 6
- Microsoft 365 E3£33.50 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Office 365 E5£36.80 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Microsoft Defender Suite£9.20 per user / month, annual, excl. VATAdd-on to Office 365 E3 + EMS E3: together £41.80 per user and monthMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Microsoft 365 E5£51.60 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Microsoft 365 E7£81.60 per user / month, annual, excl. VATMicrosoft product page ↗Licence detailsSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Microsoft Defender Suite FLWNo UK price on fileAdd-on: sold only with a qualifying base licenceSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Microsoft Defender + Purview Suite FLWNo UK price on fileAdd-on: sold only with a qualifying base licenceSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
- Office 365 F3No UK price on fileLicence detailsSource: Microsoft plan comparison (Enterprise, 1 September 2026), page 7
Microsoft 365 F1
Office 365 E1
Enterprise Mobility + Security E3
Microsoft Defender Suite for Microsoft 365 Business PremiumWant quotes for these licences?
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ClearSource restates Microsoft’s published facts in its own layout; for the full details open Microsoft’s documents. Prices are Microsoft’s UK list prices in pounds.