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DDoS Protection & Web Application Firewall (WAF)

Keep your online services available, even under attack. Protect websites, applications, and online infrastructure from DDoS attacks with managed traffic filtering and Web Application Firewall protection.

A DDoS attack does not have to compromise your servers to disrupt your business. By overwhelming network resources or generating large volumes of malicious application requests, attackers can make websites and online services slow or unavailable, affecting revenue, operations, and customer experience.

Cloud4U DDoS Protection helps keep your services accessible by identifying and filtering malicious traffic before it can disrupt your infrastructure. Application-layer protection adds another layer of defense against threats targeting your websites and applications.

The solution works with infrastructure hosted on the Cloud4U platform, allowing you to add protection without migrating your applications, deploying dedicated security hardware, or making complex infrastructure changes.

Service
DDoS protection
Cost
from 146$ per month

DDoS Protection & Web Application Firewall (WAF)

Keep your online services available, even under attack. Protect websites, applications, and online infrastructure from DDoS attacks with managed traffic filtering and Web Application Firewall protection.

A DDoS attack does not have to compromise your servers to disrupt your business. By overwhelming network resources or generating large volumes of malicious application requests, attackers can make websites and online services slow or unavailable, affecting revenue, operations, and customer experience.

Cloud4U DDoS Protection helps keep your services accessible by identifying and filtering malicious traffic before it can disrupt your infrastructure. Application-layer protection adds another layer of defense against threats targeting your websites and applications.

The solution works with infrastructure hosted on the Cloud4U platform, allowing you to add protection without migrating your applications, deploying dedicated security hardware, or making complex infrastructure changes.

How Our DDoS Protection Works

Cloud4U uses a multi-layered defense strategy to protect your services at both the network and application levels. This helps address attacks that target your infrastructure as well as threats directed at your applications.

Level 1: Network-Level Protection (L3/L4)

Large-scale DDoS attacks can consume bandwidth and overwhelm network resources even when your applications themselves are functioning normally. Cloud4U filters incoming traffic at the network edge, removing malicious packets before they reach your servers.

  • A dedicated IP address or cluster from a protected subnet is assigned to your service.
  • Cloud4U infrastructure receives and scrubs incoming traffic directed to this IP.
  • Malicious traffic is filtered before it can reach your infrastructure.
  • Clean, legitimate traffic is continuously forwarded to your servers.

DDoS protection traffic filtering and scrubbing

Level 2: Application-Level Protection (WAF)

Some attacks target the application itself rather than the underlying network. Cloud4U's Web Application Firewall (WAF) provides deep traffic inspection at the application layer (L7), analyzing application traffic and helping to block malicious requests before they reach your web applications.

WAF protection helps reduce application-layer threats and adds an additional layer of security for websites, applications, and sensitive corporate and customer data.

The solution can also help prevent your infrastructure from being misused as a source of attacks against other networks.

Key Benefits of Choosing Cloud4U

  • Keep Your Services Available. Filter malicious traffic before it can overwhelm your infrastructure and disrupt access to your websites and applications.
  • Protect Revenue and Customer Experience. Reduce the risk of downtime, slow performance, and service interruptions caused by DDoS attacks.
  • Add Protection Without Migration. Protect services hosted on the Cloud4U platform without moving applications or deploying additional security hardware.
  • Scale Protection as Your Business Grows. Choose a protection level that matches your traffic, infrastructure, security requirements, and budget.
  • 24/7 Protection and Expert Support. Continuous monitoring and dedicated support help you respond quickly when suspicious or malicious traffic appears.

Plans & Prices

Standard

```

Dedicated IP Address


WAF Connectivity


L7 Attack Reports


Third-Party SSL Certificate Support


Legal Entity Contract (Upon Request)


Premium IP Address


Blacklists/Whitelists: Up to 5 Rules


Load Balancing: Up to 2 Servers


Ticketing Support Response: < 30 Minutes


$146 per month
Excluding VAT

Professional


Protection for 3 Domains


High-Priority Traffic Processing


Cache Reset by Mask


Detailed L7 Attack Reports


Web Application Firewall


API Integration


Traffic Anomaly Alerts


Blacklists/Whitelists: Up to 50 Rules


Load Balancing: Up to 10 Servers


Support Response Time: < 15 Minutes


$320 per month
Excluding VAT

Enterprise


Protection for 10 Domains


Unlimited Geo-Blocking & WAF Rules


Bring Your Own IP (BYOIP) Support


Ideal for IP-TV Services


Highest Priority Traffic Processing


Role-Based Account Management


Advanced L7 Attack Reports


Mobile SMS Alerts


BGP Protection Connectivity


Custom Block Page


Blacklists/Whitelists: Up to 100 Rules


Unlimited Load Balancing


Expert 24/7 Support


Guaranteed Response Time: < 10 Minutes


$800 per month
Excluding VAT
Why trust Cloud4U
Proven Cloud Expertise
Since 2009, we've been delivering reliable cloud solutions to global markets.
Reliable Infrastructure
Enterprise-grade hardware and software from leading vendors (HP, Cisco, Juniper, NetApp, VMware, Veeam, Microsoft) across 4 TIER III data centers.
SLA 99.982%
Redundant architecture, MetroCluster, and optical ring ensure fault tolerance with up to 99.99% availability.
Transparent Billing
Pay only for what you use with hourly billing and pay-as-you-go pricing.
Geo-Distributed Backups
Automated backups with 14 restore points, stored in a remote data center for added security.
Flexible Scalability
Instantly scale resources up or down — no need to contact support.
24/7 Expert Support
Dedicated team with a 10-minute response guarantee for any technical issue.
Partner Program
Earn up to 40% revenue per contract with White Label options available.




FAQ

What is DDoS protection?
DDoS protection is a security service that detects and filters malicious traffic generated by Distributed Denial-of-Service (DDoS) attacks. It helps keep websites, applications, and online services available by preventing excessive or malicious traffic from overwhelming the underlying infrastructure.

What is a WAF and how does it protect applications?
A Web Application Firewall (WAF) monitors and filters traffic to web applications at the application layer. It helps detect and block malicious HTTP and HTTPS requests and protects applications against common Layer 7 threats.

What is the difference between DDoS protection and a WAF?
DDoS protection and WAF address different types of threats. DDoS protection primarily mitigates attacks that attempt to overwhelm network or application resources with excessive traffic, while a WAF examines application requests and helps protect against malicious requests targeting web applications. Using both provides protection at different layers of the infrastructure.

Do I need both DDoS protection and a WAF?
For websites and applications exposed to the public internet, using both can provide broader protection. DDoS protection helps maintain service availability during traffic-based attacks, while a WAF provides application-level protection against malicious requests. The appropriate configuration depends on the type and exposure of your workload.

How does Cloud4U DDoS Protection work?
Cloud4U DDoS Protection combines network-level traffic filtering with application-level Web Application Firewall protection. Traffic is filtered before it reaches the protected infrastructure, while application-layer traffic can be inspected to identify and block malicious requests.

Will DDoS Protection require migration of my infrastructure?
No. Cloud4U DDoS Protection is designed to work with infrastructure hosted on Cloud4U without requiring complex data migration or additional security hardware. This allows customers to add protection without rebuilding their existing cloud environment.

Can DDoS protection prevent website downtime during an attack?
DDoS protection is designed to reduce the risk of service disruption by filtering malicious traffic and allowing legitimate traffic to reach the protected infrastructure. However, no security service can guarantee that every attack will have zero impact, particularly when attacks involve multiple layers or previously unknown techniques.


For more information visit knowledgebase, ask online consultant or send an inquiry to our tech support team using ticket system.
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