over-the-shoulder view of a man facing two large monitors while using the keyboard, and a standing woman facing him, and more monitors behind her


DDoS Mitigation

Detect and block distributed denial of service attack traffic while maintaining network availability — and business as usual.

Business continuity

Help safeguard critical functions — website, patient data, student records — 24/7.

Enhanced productivity

Empower IT and security teams to work on strategic projects. Not getting your website back up.

Improved experience

Offer a reliable digital experience that supports your workforce and your brand.

Help protect your network — and data

Distributed denial of service (DDoS) attacks compromise your connectivity by sending attack traffic to a server, website, or network resource. This unwanted traffic floods your network. Overloads systems. Slows down services. And can make your network vulnerable to a more malicious attack down the road.

Businesses in any industry are vulnerable. Those hosting sensitive info — like customer information, business records, or financial data — are more at risk. But your enterprise can take defensive measures with Comcast Business DDoS Mitigation Service, available with our Ethernet Dedicated Internet Service.


An attacker machine running a client program floods the internet and the targets  servers via unique IP addresses.

Stop DDoS attacks in their tracks

We route clean traffic to the correct endpoint using a proven process.

magnifying glass icon


We monitor traffic for a set of IP addresses and can detect suspect and malicious traffic. When we discover an attack, you receive an alert.

latency icon

Drop and rate limiting

As a first line of defense, traffic is dropped or rate-limited as Layer 3 or Layer 4 malicious traffic at the edge of the network.

icon of arrows pointing in opposite directions


We also divert BGP Route Layer 7 traffic to scrubbing centers located across the nation.

download icon


Clean, legitimate traffic is delivered to your network via a secure tunnel. And Internet uptime can be preserved.

See how proactive DDoS mitigation helps secure the enterprise

Advantages for your enterprise

Comprehensive coverage Get reliable detection of volumetric or flood, state/TCP exhaustion, and application-layer attacks on Comcast Business Ethernet Dedicated Internet Service.
Responsiveness Comcast Business customer support team is at the ready 24/7.
Anytime visibility Customers can sign in to My Account for detailed information, including the number of and severity of threats, how many have been mitigated, and threat history.
Flexible service

Two subscription-based options are available.

Complementary enterprise solutions

someone looking at a laptop screen of a nationwide network map with sites, devices, status, and other data


Bring visibility and agility to your network, connect remote sites, and centralize management.


data center filled with servers

Managed Router and Firewall

Enhance network performance with our rigorously maintained managed service.


Explore our cybersecurity resources

Restrictions may apply. Not all services are available in all areas. Requires a Comcast Business Ethernet/Internet service. Features and services vary depending on level of service.