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OWASP Top 10 β€” 2021

OWASP Top 10 Protection

PowerWAF provides comprehensive coverage against the OWASP Top 10 β€” the most critical web application security risks. Protect your applications at the edge, before threats reach your servers.

What is the OWASP Top 10?

The OWASP Top 10 is a standard awareness document published by the Open Web Application Security Project. It represents the most critical security risks to web applications, based on real-world data from hundreds of organizations. PowerWAF's WAF engine is designed to detect and block all 10 categories of attacks at the edge.

Full Coverage for All 10 Risk Categories

See how PowerWAF protects against each OWASP Top 10 category at the edge.

A01

Broken Access Control

Attackers exploit weak access controls to access unauthorized data, modify records, or escalate privileges. This is the #1 risk in the OWASP Top 10.

How PowerWAF protects you

PowerWAF detects forced browsing, IDOR attempts, privilege escalation patterns, and unauthorized API access. Suspicious requests are blocked before reaching your application.

A02

Cryptographic Failures

Sensitive data exposure through weak or missing encryption β€” including passwords, credit card numbers, health records, and personal information transmitted in clear text.

How PowerWAF protects you

PowerWAF enforces HTTPS with strong TLS configurations, detects data leakage patterns in responses, and provides end-to-end encryption between clients and your origin servers.

A03

Injection

SQL injection, NoSQL injection, OS command injection, and LDAP injection allow attackers to execute malicious commands or access data they shouldn't. Injection remains one of the most dangerous attack vectors.

How PowerWAF protects you

PowerWAF inspects every request parameter, header, and body for injection patterns using signature-based and behavioral detection. Malicious payloads are neutralized at the edge.

A04

Insecure Design

Flaws in application architecture and design that cannot be fixed by a perfect implementation. Includes missing rate limits, insufficient input validation, and logic flaws.

How PowerWAF protects you

PowerWAF compensates for design weaknesses with rate limiting, bot detection, and request validation. It adds a security layer that catches what application logic misses.

A05

Security Misconfiguration

Default configurations, incomplete setups, open cloud storage, unnecessary features enabled, verbose error messages, and missing security headers leave applications exposed.

How PowerWAF protects you

PowerWAF automatically adds security headers (CSP, X-Frame-Options, HSTS), hides server fingerprints, blocks access to sensitive paths, and prevents information disclosure.

A06

Vulnerable & Outdated Components

Using libraries, frameworks, or software with known vulnerabilities. Attackers exploit unpatched components β€” especially in popular platforms like WordPress, Joomla, and Drupal.

How PowerWAF protects you

PowerWAF's virtual patching blocks exploits targeting known CVEs in popular frameworks and CMS platforms, protecting your application even before you can update the vulnerable component.

A07

Identification & Authentication Failures

Weak authentication mechanisms allow credential stuffing, brute force attacks, and session hijacking. Compromised credentials are a leading cause of data breaches.

How PowerWAF protects you

PowerWAF detects and blocks brute force attempts, credential stuffing, and abnormal login patterns. Rate limiting on authentication endpoints prevents automated attacks.

A08

Software & Data Integrity Failures

Compromised CI/CD pipelines, unsigned updates, and deserialization attacks. Attackers can inject malicious code into software supply chains or exploit insecure deserialization.

How PowerWAF protects you

PowerWAF detects insecure deserialization payloads and blocks request patterns associated with supply-chain exploitation vectors targeting web-facing components.

A09

Security Logging & Monitoring Failures

Without proper logging and monitoring, attacks go undetected. The average breach takes 287 days to identify β€” more than enough time for attackers to cause significant damage.

How PowerWAF protects you

PowerWAF provides real-time dashboards, detailed attack logs, and instant alerting. Every blocked request is logged with full context for forensic analysis.

A10

Server-Side Request Forgery (SSRF)

SSRF attacks trick servers into making requests to internal resources, cloud metadata endpoints, or other backend services β€” potentially exposing sensitive infrastructure.

How PowerWAF protects you

PowerWAF inspects request payloads for SSRF patterns, blocking attempts to access internal IP ranges, cloud metadata services, and other restricted endpoints.

Multi-Layered Detection Engine

PowerWAF combines multiple detection techniques to provide defense in depth against the full OWASP Top 10.

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Signature-Based Detection

Thousands of constantly updated rules that match known attack patterns β€” SQL injection payloads, XSS vectors, path traversals, and more. Blocks threats with near-zero false positives.

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Behavioral Analysis

Monitors traffic patterns to detect anomalies: unusual request volumes, abnormal parameter usage, suspicious navigation flows, and automated bot behavior.

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Machine Learning

Adaptive algorithms trained on real attack data that identify zero-day threats and novel attack variations that bypass traditional signature detection.

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Virtual Patching

Instantly block exploits targeting known CVEs in popular CMS platforms and frameworks β€” even before you can update the vulnerable component.

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Real-Time Blocking

Malicious requests are blocked at the edge in under 1ms. No traffic reaches your servers until it passes inspection, preventing damage before it starts.

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Full Audit Logging

Every request is logged with full context β€” source IP, geo-location, matched rule, and action taken. Complete visibility for compliance and forensic analysis.

Frequently Asked Questions

What is the OWASP Top 10 and why does it matter?

The OWASP Top 10 is the industry-standard list of the most critical web application security risks. Published by the Open Web Application Security Project, it is used by security teams, auditors, and compliance frameworks worldwide. Protecting against these risks is considered a baseline requirement for web application security.

Does PowerWAF cover all 10 OWASP categories?

Yes. PowerWAF provides protection across all 10 categories of the OWASP Top 10 (2021 edition). Our rule engine is continuously updated to address new attack techniques within each category.

How does PowerWAF protect against SQL injection?

PowerWAF inspects all request parameters, headers, cookies, and body content for SQL injection patterns. This includes classic injection, blind injection, time-based injection, and UNION-based attacks. Malicious payloads are blocked at the edge before reaching your database.

What about XSS (Cross-Site Scripting)?

PowerWAF detects and blocks reflected, stored, and DOM-based XSS attacks. All input is inspected for JavaScript injection, HTML injection, and event handler abuse. Additionally, PowerWAF can add security headers like Content-Security-Policy to further reduce XSS risk.

Will WAF rules cause false positives on my application?

PowerWAF is designed for minimal false positives. You can start in monitoring mode to observe what would be blocked before enabling active protection. Fine-grained rule exclusions are available for specific endpoints that need custom handling.

Does PowerWAF protect WordPress and other CMS platforms?

Yes. PowerWAF includes specialized rulesets for WordPress, Joomla, Drupal, and other popular platforms. Virtual patching automatically blocks exploits targeting known plugin and theme vulnerabilities.

Protect Your Applications Against the OWASP Top 10

Deploy enterprise-grade WAF protection in minutes. No hardware, no complex configuration β€” just point your DNS and start blocking attacks.

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