Paul Vanbosterhaut Managing Director, Vircom Europe January 2007

1. Modus 4.4 Smart Email Assurance Gateway Why Vircom ? Paul Vanbosterhaut Managing Director, Vircom Europe January 2007

2. Why Vircom ? • Technology & Performance • Strong Perimeter Defense • Anti-Spam Performance • Effortless Administration • Automation • Automated User/Account management • Automated Anti-Spam & anti-Phishing Updates • Personalization • User/Domain settings • Authority Delegation (see User Interfaces) • Efficient User Interfaces • Less time spent for reviewing Quarantine ! • Distinguishes “Standard” and “Power” users

3. I – Technology & Performance • Perimeter Defence: • Protocol filter • Reputation Filters: • - Reverse DNS lookup • - SPF mechanism • - RBL’s • - Accreditation DB’s • Block DHA attack • Connection limits • Block connections • Mail Relay Control • SMTP security • - SMTP Authentication • - 128-bit TLS Encryption • Strong Perimeter Defence • Protects mail server against: • Dictionary Harvesting attacks (DHA), • DoS attacks, • Open Relay attacks. • Reputation Filters • Other controls • Blocks already up to 70+% of Spam !

4. I – Technology & Performance • Anti-Spam Performance • Proprietary Implementation • Multi-layered, Multi-technology • Anti-Spam Performance • 98,2% Catch rate • <0,1% False Positives • Maturity • Performance maintained over the years (> 10 Years) • Continuously addresses new spammers tactics • 97+% Customer Renewal Rate !

5. Why Vircom ? • Technology & Performance • Strong Perimeter Defense • Anti-Spam Performance • Effortless Administration • Automation • Automated User/Account management • Automated Anti-Spam & anti-Phishing Updates • Personalization • User/Domain settings • Authority Delegation (see User Interfaces) • Efficient User Interfaces • Less time spent for reviewing Quarantine ! • Distinguishes “Standard” and “Power” users

6. II - EffortlessAdministration • Automation • Automated User/Account Management • Automatic Population of User DB (SMTP, LDAP…) • Authentication Proxy (WebQuarantine Access)

7. II - EffortlessAdministration • Automation • 24/7 Automated Anti-Spam & anti-Phishing Updates • Up to every 15 minutes. • Matchless self-learning mechanism • Honeypots/Spamtraps • User feedback: • ISP partners, • Corporate users • Supported by Human Analysis • Vircom’s SpamBuster Team • Minimal False Positives • Every input benefits to All • Not your own staff !

8. II - EffortlessAdministration • Personalization • Ultimate granularity • Authority Delegation (Cfr. User Interfaces)

9. Why Vircom ? • Technology & Performance • Strong Perimeter Defense • Anti-Spam Performance • Effortless Administration • Automation • Automated User/Account management • Automated Anti-Spam & anti-Phishing Updates • Personalization • User/Domain settings • Authority Delegation (see User Interfaces) • Efficient User Interfaces • Less time spent for reviewing Quarantine ! • Distinguishes “Standard” and “Power” users

10. III - EfficientUser Interfaces • Quarantine Reports (all users) • Ability to View, Delete and Release false-positives • Report false positives and Whitelist senders in 2 clicks • Scheduled and on-demand • Users can customize their Report: • Possibility to define schedule • Possibility to select only desired items for report

11. III - EfficientUser Interfaces • Quarantine report feature comparison

12. III - EfficientUser Interfaces • Web Quarantine Management (authorized users) • Personal Quarantine Management • View, Delete, Release… • Personal Settings (as authorized) • ModusScan severity level & behavior (Block, Tag or Delete) • Attachment blocking • Whitelist & blacklist • Language filtering • Quarantine reporting • …

13. III - EfficientUser Interfaces • WebQuarantine feature comparison

14. Conclusion * Source: Vircom – Assessing The Cost of Confined Spam, 2007 • Best Total Cost of Ownership • Competitive Pricing • Key Advantages • Technology & Performance • Effortless Administration (reducing IT Costs) • Efficient User Interfaces (reducing User Lost Productivity)