Focus: DevOps primarily emphasizes collaboration and communication between development (Dev) and operations (Ops) teams to streamline the software delivery process.
Goals: The primary goals of DevOps include accelerating development cycles, increasing deployment frequency, and improving overall operational efficiency.
Key Practices:Continuous integration (CI), continuous deployment (CD), automated testing, and infrastructure as code (IaC) are key practices in DevOps.
Role of Security:While security is considered in DevOps, it is often seen as a shared responsibility of both development and operations teams. Security measures are integrated throughout the development process, but the focus is not as explicit as in DevSecOps.


Focus: DevSecOps extends the principles of DevOps by integrating security practices directly into the development pipeline, making security an integral part of the entire software development lifecycle.
Goals: In addition to the goals of DevOps, DevSecOps aims to ensure that security is not a separate stage but is embedded into every phase of the development process. This includes early detection and remediation of security vulnerabilities.
Key Practices: DevSecOps incorporates security measures such as static application security testing (SAST), dynamic application security testing (DAST), container security, and continuous monitoring into the CI/CD pipeline.
Role of Security: DevSecOps explicitly emphasizes the role of security teams and their collaboration with development and operations. Security is not just a shared responsibility but is treated as a distinct and essential aspect of the entire DevOps process.

Timeline of Security Integration

DevOps: Security measures are integrated throughout the development lifecycle but may not always be as automated and proactive as in DevSecOps.
DevSecOps: Security is integrated from the very beginning, with a focus on early detection and continuous monitoring for security vulnerabilities. This approach helps identify and address security issues at the earliest stages of development.

Culture and Collaboration:

DevOps: Encourages a culture of collaboration and communication between development and operations teams, with the expectation that both share responsibility for the entire delivery process.
DevSecOps: Expands this collaboration to include security teams more explicitly, fostering a culture where security is an integral part of development, rather than a separate concern.

In summary, while DevOps and DevSecOps share common principles of collaboration and automation, DevSecOps places a specific emphasis on integrating security measures throughout the entire software development lifecycle. It seeks to create a culture where security is not just a consideration but an essential and proactive part of the developmentĀ process.