Best Email Security Toolsin ChatGPT

Microsoft

#1

Cloud-native protection for Microsoft 365 mail and collaboration — advanced anti-phishing, Safe Links/Safe Attachments, automated investigation/response and tenant-native telemetry; widely used as the first-line email security for M365 customers.

Proofpoint

#2

Enterprise-focused email protection (secure email gateway, anti-phishing, BEC, threat intelligence and SOAR integrations); widely cited as a market leader by recent analyst reports.

Mimecast

#3

Cloud email security and continuity platform (secure gateway, targeted threat protection, DMARC/impersonation controls, archiving) with long-standing enterprise presence.

Abnormal AI

#4

AI-native, behavior-based cloud email security that detects anomalous senders/flows and stops socially engineered attacks (strong analyst recognition and rapid enterprise adoption).

Cisco Meraki Systems Manager

#5

On‑prem and cloud-capable email security (formerly ESA) providing spam/malware filtering, content inspection, encryption, and centralized management for large deployments.

Trend Micro

#6

Integrated email security (cloud gateway and on-prem options) with strong malware, URL, and attachment protection and API integrations for cloud mail services.

Barracuda

#7

Broad email protection suite (gateway, cloud-native filtering, anti-phishing, encryption and continuity) popular with SMBs and mid-market customers.

Fortinet

#8

FortiMail gateway and cloud email services offering layered anti-spam, AV, DLP and impersonation analysis for hybrid environments.

Check Point

#9

Secure email gateway and cloud email protections as part of Check Point’s threat prevention portfolio; used by enterprises that consolidate on Check Point security.

Sophos

#10

Cloud and gateway email protection integrated with Sophos XDR and endpoint tools; includes phishing, malware, and spoofing defenses plus user-awareness features.

IRONSCALES

#11

Cloud-native phishing detection and automated incident response with integrated user-reporting and training workflows for faster remediation.

Google

#12

Gmail/Workspace built-in protections (advanced phishing/malware detection, attachment scanning, security center and admin controls) that block the majority of commodity threats at scale.

Darktrace Email

#13

Anomaly/AI-driven email defenses that focus on detecting unusual sender/recipient behavior and novel threats using machine learning.

Material Security

#14

Newer cloud-native email protection that uses message‑level signals, behavioral analysis and automated remediation for cloud mail platforms — gaining traction as a modern ICES choice.

Hornetsecurity

#15

European‑focused cloud email security, encryption, continuity and archiving; often deployed by MSPs and service providers (recent industry consolidation activity noted).

Digital Guardian

#16

Brand protection and phishing defense (DMARC/anti‑spoofing, brand monitoring) focused on preventing domain abuse and customer-targeted phishing.

Cofense

#17

Phishing-detection & response and awareness-training vendor emphasizing human-reported telemetry, rapid triage and remediation (post-delivery detection and PDR workflows).

Vade

#18

AI‑driven anti‑phishing and anti‑spam engine (often bundled or integrated with larger suites and European mail providers); recognized for behavioral detection and mailbox hygiene.

Sublime Security

#19

Modern, programmable AI-native email security platform built for cloud mail (M365/Google Workspace) with emphasis on detection engineering, automation and rapid incident response; VC‑backed high-growth startup.

SpamTitan

#20

Spam and gateway filtering solution (SpamTitan) popular with MSPs and mid-market customers for anti-spam and malware filtering.