Lesson 5 — Guidelines for Developing Secure TYPO3 Extensions from Scratch
Prerequisites and goals
Prerequisites
Theoretical prerequisites
This lesson assumes that you already know the following:
- Understand TYPO3 patch deployment prerequisites
- Learn systematic patch testing methodologies
- Master patch verification and validation techniques
- Study post-patch system integrity checks
Practical prerequisites
Before you start this lesson, please have the following things ready:
- Deploy security patches following TYPO3 guidelines
- Perform comprehensive patch testing procedures
- Validate patch implementation and effectiveness
- Execute system verification after patch deployment
Goals
Theoretical goals
By the end of this lesson, you should know the following:
- Understand secure TYPO3 extension development principles
- Learn extension security testing methodologies
- Master secure data handling in extensions
- Study extension deployment security procedures
Practical goals
By the end of this lesson, you should have completed the following:
- Develop extensions using TYPO3 security guidelines
- Implement comprehensive extension security testing
- Create secure data handling mechanisms
- Deploy extensions with security verifications