Hornetsecurity is a cloud-based email security platform that uses a hybrid approach combining Secure Email Gateway (SEG) and Integrated Cloud Email Security (ICES) technologies to protect Microsoft 365 and Google Workspace environments. With guaranteed spam detection rates of 99.9% and virus detection of 99.99%, the platform delivers multi-layered protection against phishing, Business Email Compromise (BEC), ransomware, and Advanced Persistent Threats (APTs) through AI-powered analysis and sandboxing.

The SEG layer provides foundational spam/malware filtering, email encryption, and archiving for compliance, while the ICES layer adds Advanced Threat Protection (ATP) with URL rewriting, QR code analysis, malicious document decryption, and AI Recipient Validation to detect zero-day attacks. The platform includes Data Loss Prevention (DLP) through 365 Permission Manager, automated Microsoft 365 backup with unlimited storage, Teams protection, and Security Awareness Training with AI-powered phishing simulations.

Founded in 2007 and headquartered in Hanover, Germany, Hornetsecurity serves over 125,000 customers across 120+ countries through 12,000+ channel partners, with a team of 750+ specialists. The company holds SOC 2 Type II, ISO 27001:2022, HIPAA, and PCI DSS certifications, and is recognized as a Top Player in Radicati's 2025 Secure Email Market Quadrant and a Niche Player in Gartner's Magic Quadrant for Email Security Platforms.