Gartner Research

How to Perform Application Security Testing for Web and Mobile Applications

Published: 30 January 2015

ID: G00269680

Analyst(s): Ben Tomhave, Ramon Krikken


Application security testing remains a critical application security practice for developers, testers and security team members. This document explains how to implement three phases of AST throughout the software life cycle.

Table Of Contents



  • Creating Comprehensive AST Capabilities
    • Application Security Vulnerabilities by the Numbers
    • AST Methods
    • AST Tools and Services
  • Implementing the Three Phases of AST
    • AST During Development and Testing
    • AST as Prerelease Testing
    • AST in Production Environments
  • Adapting AST to Specific IT Scenarios
    • AST for Legacy Applications
    • AST for Outsourced Development and Off-the-Shelf Applications and Components
    • AST for Modern Web Applications and Mobile Apps and Their APIs
    • AST for the IoT and Operational Technology Architecture
  • Integrating AST With Remediation


  • Test in Depth All Critical and Exposed Applications — Regardless of Pedigree — at Least Once
  • Implement a Three-Phased AST Approach to Balance Security and Cost
  • Operationalize AST by Integrating With Security, Development and Operations Practices

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