Email Security Platforms
Material Security secures cloud email and collaboration environments with controls built around account compromise, sensitive data exposure, and modern phishing risk.
Tiered plans
Email Security
Platforms that protect organizations from email-based threats including phishing, business email compromise, and malware.
Zero Trust Security
Automated email authentication platform enabling zero-trust DMARC enforcement, BIMI implementation, and phishing prevention for enterprise senders.
Free plan
20151-50San Francisco, CA
Phishing Simulation
Email security platform from Cloudflare with preemptive phishing protection
Custom quote
201351-200Redwood City, CA
E-Signature
Data protection platform delivering email encryption, e-signatures, and secure workspace built around open standards and sovereign hosting.
Paid plans
201011-50Watford, UK
Email Security
Cloud-based email security platform providing end-to-end encryption, DLP, and advanced threat protection for inbound and outbound email.
$7/user/month
201751-200Las Vegas, NV
Email Security
Advanced threat prevention platform providing email, browser, and cloud app security with rapid detection of phishing, malware, and zero-days.
Per seat · Free trial
2015201-500Tel Aviv, Israel
Email Security
Mobile app protection platform providing code hardening, RASP, and threat monitoring for mobile apps.
Custom quote
2014201-500Ghent, Belgium
Email Security
AI-powered personalized cybersecurity training
$500-$5k/month
202211-50Oslo, Norway
Cybersecurity
Cloud email security and management platform for MSPs and enterprises.
Custom quote · Free plan
199951-200Greenville, USA
Email Security
End-to-end encrypted email service based in Switzerland offering zero-access encryption and anonymous sign-up for maximum privacy.
Tiered plans · Free plan
2013251-500Geneva, Switzerland
Email Security
Business email and collaboration platform with on-premise and cloud deployment options.
Tiered plans · Free plan
200111-50Bucharest, Romania
Brand Protection
Email security and brand protection platform offering DMARC, anti-impersonation, and attack surface monitoring.
Tiered plans · Free plan
201551-200London, UK
Email Security
Cloud-based email encryption platform delivering flexible recipient experiences and granular policy controls for global enterprises.
Custom quote · Free plan
200051-200Toronto, Canada
Email Security Platforms
Email security and M365 services acquired by Zix and OpenText
$500-$5k/month
2002201-500Gulf Breeze, FL
Network Security
Content disarm for files and air-gapped networks
Custom quote
201311-50Sasa, Israel
C
Email Security
Gamified cybersecurity awareness training with challenges
$50-$500/month
201711-50Toronto, Canada
Email Security Platforms
Secure email for regulated industries with end-to-end encryption
Tiered plans
2014201-500Amsterdam, Netherlands
Email Security
DMARC, DKIM and SPF management platform
Tiered plans · Free plan
20191-50Johannesburg, South Africa
Email Security Platforms
German secure file transfer and email encryption platform.
Custom quote
200051-200Freiburg, Germany
Email Deliverability
Email deliverability diagnostic suite offering blacklist monitoring, DMARC management, MX record lookup, and email health reporting.
Free plan
200411-50Norcross, GA
Email Security
Cloud-native email security for Microsoft 365 and Google Workspace using relationship analytics to stop spear phishing and BEC.
Paid plans
201551-200Waltham, MA
Cybersecurity
Email security platform providing encryption, DLP, and threat protection for regulated industries.
Custom quote
1998501-1,000Dallas, TX
Email Security
Fortra-owned email security platform using identity-based detection to protect against business email compromise, phishing, and brand impersonation.
Custom quote
2009201-500Foster City, CA
Email Deliverability
DMARC management platform helping organizations deploy and maintain email authentication protocols with visual reporting and expert guidance.
Tiered plans · Free plan
2012Solo / freelancerBrevard, NC
Zero Trust Security
Content disarm and reconstruction for zero-day file threats
$500-$5k/month
201051-200Tel Aviv, Israel
Email Security
SMB-focused email security suite offering inbound filtering, encryption, archiving, and attachment sandboxing in one cloud console.
Usage-based · Free trial
1994201-500Clearwater, FL
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Email Security
Bespoke security awareness and anti-phishing content
$50-$500/month
202011-50London, UK
Threat Intelligence Platforms
Abuse desk automation and threat intelligence for ISPs
Tiered plans · Free plan
200911-50Durham, NC
Email Security
Security awareness training and phishing simulation for SMB
$50-$500/month
201811-50London, UK
Zero Trust Security
Cloud-first security platform combining endpoint protection, SIEM, and network security in a single agent designed for mid-market organizations.
Tiered plans
201551-200New York, NY
Email Security
Predictive email security for Microsoft 365 and MSPs
$500-$5k/month
2009201-500Hem, France
Security
German antivirus and endpoint security vendor based in Bochum.
$50-$500/month
1985201-500Bochum, Germany
Email Security
Check Point-acquired cloud email security solution deploying inline before the inbox to block phishing and malware across Microsoft 365 and Google Workspace.
Free trial
2015201-500New York, NY
Data Privacy Platforms
End-to-end encrypted email service offering private and secure email with German data protection.
Tiered plans · Free plan
201151-200Hanover, Germany
Email Deliverability
Spam checker tool analyzing email content, SPF, DKIM, and sender reputation.
Starts at $8/mo
20121-10Paris, France
AI Security Platforms
AI-driven email security and anti-phishing platform
$50-$500/month
201711-50Miami, FL
Email Security
Short, bite-sized security awareness training videos
Tiered plans · Free plan
20191-50Tel Aviv, Israel
Email Security
Fully-managed security awareness and phishing training
Custom quote
201551-200Rosh Haayin, Israel
Network Monitoring
Endpoint, network and security services from Korea
Custom quote · Free trial
19951,000+Seongnam, South Korea
AI Security Platforms
Cloud email security platform with computer vision and AI detecting phishing, BEC, and brand spoofing.
Per seat · Free trial
201551-200College Park, MD
AI Security Platforms
Cisco-owned natural language understanding platform for email security against BEC and phishing.
Custom quote
201751-200Sunnyvale, CA
Email Security Platforms
Anti-phishing platform with email threat simulator
Tiered plans
201751-200London, UK
Email Security
Dutch private email with PGP encryption, aliases, and disposable addresses.
Tiered plans · Free trial
201311-50Zeist, Netherlands
Email Security Platforms
Cloud email security services for SMB
Tiered plans · Free trial
200411-50Wales, UK
Email Deliverability
DMARC reporting and email authentication platform helping organizations implement and monitor SPF, DKIM, and DMARC with AI-powered analysis.
Tiered plans · Free plan
201851-200Yerevan, Armenia
AI Security Platforms
AI-driven email security platform by Kaseya providing automated phishing defense for Microsoft 365 and Google.
Paid
201451-200Reston, VA
Email Security Platforms
Email security gateway with URL sandboxing and DMARC
Custom quote · Free trial
201251-200Lecco, Italy
Security Awareness Platforms
Cross-channel phishing and collaboration security
$500-$5k/month
201611-50San Francisco, CA
Email Security
KnowBe4-acquired intelligent email security platform preventing inbound phishing attacks and outbound data breaches with adaptive machine learning.
Custom quote · Free trial
2007201-500London, UK
Email Security
German email security and encryption gateway for DACH enterprises.
Free trial
201351-200Paderborn, Germany
Email Security Platforms
Affordable DMARC reporting and analysis for SMBs
Tiered plans · Free plan
20191-50Hong Kong
Email Security
Professional business email provider offering modern email hosting for small businesses.
Paid
201951-200Austin, TX
Email Security Platforms
Data-centric email encryption and privacy platform enabling end-to-end encryption for email and file sharing across Google and Microsoft platforms.
Tiered plans
20121-50Washington, DC
Extended Detection and Response
Sophos provides next-generation cybersecurity including endpoint protection, network security, email security, and cloud security with AI-powered threat detection.
Free trial
19851-50Abingdon, United Kingdom
Email Security Platforms
Tessian provides AI-powered email security that prevents accidental data loss, phishing attacks, and misdirected emails by understanding human communication patterns.
Custom quote
2013201-500London, United Kingdom
Email Security Platforms
HIPAA-compliant email encryption and anti-phishing platform protecting healthcare organizations and their patient data.
Tiered plans · Free plan
20151-50San Francisco, CA
Email Security
Enterprise cloud email security and messaging services
Custom quote
1992201-500Munich, Germany
Email Security Platforms
Kaspersky's German arm for enterprise endpoint and email security.
$500-$5k/month
20021,000+Ingolstadt, Germany
Browser Isolation
Endpoint isolation and secure browsing for web and email threats
$50-$500/month
201311-50Tel Aviv, Israel
E-Discovery
UK-based email archiving and compliance platform providing tamper-proof storage, eDiscovery, and regulatory retention.
Custom quote · Free trial
200211-50Marlow, UK