Secure Coding is a method of software programming that ensures the confidentiality, integrity, and availability of data in a system. Coursera's secure coding catalogue empowers you to understand and implement principles of secure coding in different programming languages. You'll learn how to identify common security flaws in the coding and rectify them, apply best practices for data validation, authenticate users securely, and protect sensitive data in storage and transmission. By mastering these competencies, you'll be able to build robust, secure applications that can withstand cyber threats and adhere to data protection standards.