Attack Blocker

Keeping DOS Attacks at Bay

Attack Blocker stops denial of service (DOS) attacks. Pre-configured settings and an intuitive GUI make it easier for administrators to:

• Provide 24/7 network protection from DOS attacks 
• Sort good traffic from bad with reputation-based heuristics
• Put legitimate users with intensive bandwidth needs on Passlists
  
  

Screenshots	Video: Untangle Platform Overview (4 minutes)

Prevent Denial-of-Service attacks—and keep your network focused on legitimate uses—with our patent-pending Attack Blocker.

“Unfriendly” machines earn bad reputations and are limited, dropped and rejected. Attack Blocker can also quickly identify unauthorized use of network resources and stop those resources from being allocated to unauthorized users.

Key Features:

• Open source & Free under the GNU General Public License
• Dynamically blocks flood attacks based on reputation based heurisitics
• Carefully allocates network resources to legitimate users if network is under attack
• Create exception list of users allowed to behave aggressively
  
• EventLogs and reports show limited, dropped, and rejected events

Additional Resources

• Technical Documentation