Hornetsecurity

Hornetsecurity is a globally recognized provider of cloud-based cybersecurity solutions specializing in Microsoft 365. With over 125,000 customers worldwide and a partner network of more than 12,000 IT resellers and service providers, Hornetsecurity delivers end-to-end security services including email security, data protection (backup & archiving), compliance, and security awareness.

All-in-One Security with 365 Total Protection

Hornetsecurity’s flagship solution, 365 Total Protection, is purpose-built for Microsoft 365 and offers a fully integrated security platform designed for organizations of all sizes—particularly small and mid-sized businesses (SMBs) and Managed Service Providers (MSPs). It combines advanced threat protection with user-friendly administration.

1. Spam Protection

• Multi-layered filtering mechanisms including blacklists, heuristic analysis, Bayesian filters, and pattern recognition

• Real-time analysis of incoming emails for typical spam behavior

• Over 99.9% spam detection rate with an exceptionally low false-positive ratio

2. Malware and Ransomware Defense

• Sandboxing technology: Attachments and links are executed in isolated virtual environments to detect malicious behavior

• Signature-based and behavioral analysis to detect viruses, trojans, ransomware, and zero-day exploits

• URL rewriting and real-time link scanning to protect users when clicking on malicious URLs

3. Phishing and Social Engineering Protection

• AI-powered analysis of email content, metadata, and sender authentication (SPF, DKIM, DMARC), along with user behavior monitoring

• Detection of targeted spear phishing and CEO fraud through intelligent pattern recognition

• In-email warnings for suspicious content or spoofed senders

4. Email Encryption & Data Privacy

• Automatic, rule-based encryption (S/MIME, PGP) of outgoing messages

• Full compliance with data protection regulations such as GDPR, HIPAA, and others

• Integrated features for legally compliant archiving of all emails

5. Backup & Business Continuity

• Automated backups for emails, OneDrive, SharePoint, Teams, and Microsoft 365 Groups

• Rapid restoration of individual items or entire mailboxes

• Protection against data loss caused by human error, ransomware, or system failure

6. Security Awareness Training

• Interactive training modules and simulated phishing campaigns

• Measurable improvements in employee cybersecurity awareness

• Reduces human error – the most common attack vector in organizations

Strategic Development – Proofpoint Acquires Hornetsecurity

In May 2025, it was announced that Proofpoint, a global leader in cybersecurity and compliance solutions, acquired Hornetsecurity. This strategic move aims to strengthen their joint position in people-centric cybersecurity for SMBs worldwide. Hornetsecurity will continue to operate under the leadership of CEO Daniel Hofmann, who remains responsible for the company’s strategic direction.