NIST SSDF: 4 core practices for secure software development
The NIST Secure Software Development Framework (SSDF) is a set of fundamental, outcome-based practices that integrate security throughout the software development lifecycle (SDLC). Documented in NIST SP 800-218, it helps organizations reduce vulnerabilities, prevent recurrences, and establish a common language for secure development. The SSDF outlines dozens of tasks grouped into four high-level categories.