In this course, you will learn how shell scripting languages compare with modern interpreted languages, several information security principles like least privilege and defense in depth, the importance of data validation, and techniques for system hardening. You will also learn how to use filesystem operations safely to protect files, preventing or mitigating cached secret disclosure, the importance of up-to-date communication security techniques, and operating system portability issues.
On successful completion of this course, learners should have the knowledge and skills to:
- Compare shell scripting and modern interpreted languages with respect to security features
- Describe a process to validate data including input, array indices, and environment variables
- Identify and describe different approaches to dealing with common differences between platforms that can alter script behavior
If you would like to provide feedback for this course, please e-mail the NICCS SO at NICCS@hq.dhs.gov.