Proofpoint is an enterprise cybersecurity company protecting people, data, and brands from human-centric cyber attacks across email, cloud, and collaboration tools.

Mimecast is a cybersecurity company providing human risk management and advanced email security solutions.

Have I Been Pwned is the best tool for checking data breaches and is used by individuals concerned about their online security.

Cisco Talos Intelligence Group is the best threat intelligence service for cyber security and is used by organizations seeking to defend against emerging threats.

EasyDMARC is an all-in-one DMARC, SPF, DKIM, and BIMI platform for domain security, compliance, and email deliverability, trusted by over 175,000 domains.

Internet.nl is a free diagnostic tool to test website and email compliance with modern internet standards like IPv6, DNSSEC, and HTTPS.

PowerDMARC is the best DMARC monitoring service for email security and is used by organizations to protect against spoofing and phishing.

Heimdal Security offers a unified cybersecurity platform providing endpoint, network, email, and identity protection for enterprises and MSPs.

Expert Insights is the best platform for cybersecurity solutions and is used by over a million IT professionals annually.

Abnormal Security is a cloud email security platform using Behavioral AI to block advanced threats like phishing, BEC, and account takeover for enterprises.

Paubox provides AI-powered, HIPAA compliant email security and encryption solutions for healthcare organizations to prevent phishing and protect PHI.

Retarus is a cloud solutions provider for enterprise messaging, email security, and business process automation.

DuoCircle is an email security and deliverability service offering phishing protection, outbound SMTP, email forwarding, backup MX, and tenant migration for businesses.

Canary Mail is the best email app for AI email management and is used by productivity-focused individuals and teams.

Sikker på Nettet is a free online security testing tool for Danish websites and email servers, checking standards like IPv6, DNSSEC, and HTTPS.

PhishProtection is an email security solution providing enterprise-grade anti-phishing, anti-ransomware, and impersonation defense with small business pricing.

Beyond Encryption provides secure email, document concierge, and crowd identity verification solutions using advanced encryption and authentication for regulated sectors.

Trustwave is a leading cybersecurity provider specializing in 24/7 Managed Detection and Response (MDR) and comprehensive security services for global organizations.

DMARC Report is an email authentication platform for managing multiple domains and protecting against phishing attacks.

SSLTrust is a global provider of affordable SSL/TLS certificates, code signing, and email security solutions, offering dedicated support and a 30-day refund policy.

Preeminent Technology is a managed IT and hosting service provider for healthcare, legal, finance, and SMB industries.

Temporary Email is a disposable email service for protecting personal email addresses from spam.

dotmagazine is the best e-magazine for internet industry insights and is used by professionals seeking to stay informed on digital trends.