Microsoft Defender for Office 365 alternatives

Proofpoint Core Email Protection

by Proofpoint · 628 reviews

Check Point Email Security

by Check Point Software Technologies · 534 reviews

Valimail

by Valimail · 678 reviews

Paubox

by Paubox · 664 reviews

Abnormal AI

by Abnormal AI · 92 reviews

SaneBox

by SaneBox · 245 reviews

LibraCyber Email Security

by LibraCyber · 112 reviews

IRONSCALES

by IRONSCALES · 71 reviews

Darktrace / EMAIL

by Darktrace · 42 reviews

Sublime Email Security Platform

by Sublime Security · 32 reviews

Hornetsecurity 365 Total Protection

by Hornetsecurity · 65 reviews

Barracuda Impersonation Protection

by Barracuda · 88 reviews

Barracuda Email Gateway Defense

by Barracuda · 40 reviews

Trellix Email Security

by Trellix · 33 reviews

Cloudflare One (SASE)

by Cloudflare, Inc. · 106 reviews

CyberSentriq

by CyberSentriq · 397 reviews

KnowBe4 Email & Collaboration Security

by KnowBe4, Inc. · 76 reviews

INKY Email Security Platform

by Kaseya · 122 reviews

Vade

by Vade · 180 reviews

SpamTitan Email Security

by CyberSentriq · 199 reviews

Varonis Interceptor

by Varonis · 32 reviews

OfficeScan

by TrendAI · 46 reviews

Validity Engage

by Validity Inc · 705 reviews

Intermedia Exchange Email

by Intermedia · 23 reviews

Symantec Mail Security for Microsoft Exchange

by Broadcom · 13 reviews

Scanmail

by TrendAI · 11 reviews

Proofpoint Email Fraud Defense

by Proofpoint · 14 reviews

N-able Mail Assure

by N-able · 68 reviews

Symantec Email Security.Cloud

by Broadcom · 66 reviews

Symantec Messaging Gateway

by Broadcom · 21 reviews

Avast Small Business Cybersecurity Solutions

by Gen Digital · 114 reviews

Security Gateway

by MDaemon Technologies · 35 reviews

Proofpoint Essentials for Small Business

by Proofpoint · 24 reviews

Heimdal

by Heimdal® · 81 reviews

Zix Email Threat Protection

by OpenText · 11 reviews

Phish Protection by DuoCircle

by DuoCircle LLC · 46 reviews

AVG Internet Security Business Edition

by Gen Digital · 35 reviews

Proofpoint Adaptive Email Security

by Proofpoint · 45 reviews

MailWasher

by Firetrust Limited · 18 reviews

IronVest InboxGuard

by Retruster Ltd · 24 reviews

MailCleaner

by MailCleaner Anti Spam & Antivirus Software · 13 reviews

Xcitium

by Xcitium · 27 reviews

Fortra Secure Email Gateway

by Fortra · 18 reviews

Worry-Free Advanced

by TrendAI · 13 reviews

Avast Small Office Protection

by Gen Digital · 12 reviews

SimplyCast 360

by simplycast · 16 reviews