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Techx4u, Inc

Website Security

WAF — Web Application Firewall

Managed rulesets blocking injection, cross-site scripting, bots and application-layer DDoS, including virtual patching.

Filter attacks before they reach your code

A WAF inspects HTTP requests and blocks the malicious ones before your application processes them. It cannot substitute for secure code, but it buys critical time — and time is exactly what you lack when a critical CMS vulnerability is disclosed and actively exploited within hours.

Virtual patching is the highest-value capability here: a WAF rule can block exploitation of a newly disclosed vulnerability within minutes, while you schedule and test the real patch properly.

What is included

  • OWASP Core Rule Set plus tuned custom rules
  • SQL injection, XSS and RCE request filtering
  • Bot management and credential-stuffing protection
  • Rate limiting and application-layer DDoS mitigation
  • Virtual patching for newly disclosed CVEs
  • Geo-blocking and IP reputation filtering

What you get out of it

  • Automated attack traffic blocked at the edge
  • Emergency vulnerabilities mitigated within minutes
  • Credential stuffing and scraping suppressed

Frequently asked questions

Will a WAF block legitimate users?
Only if it is deployed and forgotten. We run new rulesets in detection-only mode first, tune out false positives against your real traffic, and then enforce.

Ready to move on WAF?

We will scope it against your actual environment, not a generic package, and give you a fixed price before any work starts.