Chapter 10 Install and System Administration for FortiOS 5.0 : FortiGuard
  
FortiGuard
The FortiGuard Distribution Network (FDN) of servers provides updates to antivirus, antispam and IPS definitions to your FortiGate unit. Worldwide coverage of FortiGuard services is provided by FortiGuard service points. FortiGuard Subscription Services provide comprehensive Unified Threat Management (UTM) security solutions to enable protection against content and network level threats.
The FortiGuard team can be found around the globe, monitoring virus, spyware and vulnerability activities. As vulnerabilities are found, signatures are created and pushed to the subscribed FortiGate units. The Global Threat Research Team enables Fortinet to deliver a combination of multi-layered security intelligence and provide true zero-day protection from new and emerging threats.The FortiGuard Network has data centers around the world located in secure, high availability locations that automatically deliver updates to the Fortinet security platforms to and protect the network with the most up-to-date information.
To ensure optimal response and updates, the FortiGate unit will contact a FortiGuard service point closest to the FortiGate installation, using the configured time zone information. FortiGuard services are continuously updated year-round, 24x7.
Every FortiGate unit includes a free 30-day FortiGuard trial license. FortiGuard license management is performed by Fortinet servers. The FortiGate unit automatically contacts a FortiGuard service point when enabling FortiGuard services. Contact Fortinet Technical Support to renew a FortiGuard license after the free trial.
This section includes the topics:
FortiGuard Services
Antivirus and IPS
Web filtering
Email filtering
Security tools
Troubleshooting