The most accurate, highest performance protection against DDoS attacks with built-in Intrusion Prevention System. FortGuard Anti-DDoS Firewall provides a fundamentally superior approach to mitigating DDoS attacks, with a design that focuses on passing legitimate traffic rather than discarding attack traffic, handles the worst possible attack scenarios without performance degradation, and protects every distinct part of a network to avoid the collateral damage normally incurred.

FortGuard is professional firewall product that can protect against all of spoofed floods including synflood. Just for Microsoft Windows 2000/2003 Server so far.

FortGuard can protect against the tcp full connection flood, Please setup TCP Control protect function.

FortGuard can protect against arp-spoofing.

FortGuard Anti-DDoS Firewall Features:
1. The most accurate, highest performance protection against DDoS attacks.
2. Built-in Intrusion Prevention System.
3. Protection against SYN, TCP Flooding and other types of DDoS attacks.
4. Real-time visibility of attack packets.
5. TCP flow control.
6. Attack packets filtering; UDP/ICMP/IGMP packets rate management.
7. IP blacklist and whitelist.
8. Disable/Enable proxy access on the software Layer.
9. Stop over 2,000 types of hacker activities, such as Port scan, SQL injection and etc.
10. Protection against arp spoofing.
11. Compact & Comprehensive Log Files.

The license of this software is Free Trial Software, the price is $299, you can free download and get a free trial before you buy. If you want to get a full or nolimited version of FortGuard Anti-DDoS Firewall, you can buy this firewall software software.