Mail-tester alternatives

Material Security secures cloud email and collaboration environments with controls built around account compromise, sensitive data exposure, and modern phishing risk.

Data protection platform delivering email encryption, e-signatures, and secure workspace built around open standards and sovereign hosting.

Cloud-based email security platform providing end-to-end encryption, DLP, and advanced threat protection for inbound and outbound email.

Advanced threat prevention platform providing email, browser, and cloud app security with rapid detection of phishing, malware, and zero-days.

End-to-end encrypted email service based in Switzerland offering zero-access encryption and anonymous sign-up for maximum privacy.

Cloud-based email encryption platform delivering flexible recipient experiences and granular policy controls for global enterprises.

Email deliverability diagnostic suite offering blacklist monitoring, DMARC management, MX record lookup, and email health reporting.

Cloud-native email security for Microsoft 365 and Google Workspace using relationship analytics to stop spear phishing and BEC.

Fortra-owned email security platform using identity-based detection to protect against business email compromise, phishing, and brand impersonation.

DMARC management platform helping organizations deploy and maintain email authentication protocols with visual reporting and expert guidance.

Email security platform from Cloudflare with preemptive phishing protection

Mobile app protection platform providing code hardening, RASP, and threat monitoring for mobile apps.

AI-powered personalized cybersecurity training

Cloud email security and management platform for MSPs and enterprises.

Business email and collaboration platform with on-premise and cloud deployment options.

Email security and brand protection platform offering DMARC, anti-impersonation, and attack surface monitoring.

Email security and M365 services acquired by Zix and OpenText

Content disarm for files and air-gapped networks

Gamified cybersecurity awareness training with challenges

Secure email for regulated industries with end-to-end encryption

DMARC, DKIM and SPF management platform

German secure file transfer and email encryption platform.

Email security platform providing encryption, DLP, and threat protection for regulated industries.

Content disarm and reconstruction for zero-day file threats