What is DevSecOps: The Security in DevOps

Most people think of DevOps as a way to speed up software delivery. And it is. But if you don’t build security into that speed, you’re asking for trouble. That’s where DevSecOps comes in. DevSecOps is DevOps with security baked in from the start. It’s about making security part of the entire pipeline: from planning and coding to deploying and managing.

Observability

One of the first benefits of DevSecOps is observability. Observability means knowing what’s happening at each step of the software delivery process. How code moves from an idea, to a user story, to a commit, to a running application. Without good observability, you’re flying blind. And if you’re flying blind, you’re not secure.

Can you trace what happens from the moment someone writes a feature to the moment it goes live? Can you see where things are breaking down or slowing down? If you can’t, you’re vulnerable. DevSecOps helps make the pipeline more transparent so you can see what’s going on.

Traceability

Traceability is related but different. It’s about being able to prove what happened. When a feature goes live, can you trace it back to the specific changes and the specific people who worked on it? If something goes wrong in production, can you track it back to the source?

Good traceability doesn’t just help when things go wrong. It’s also about trust. If you can prove where things come from and how they were made, the business can trust that what’s being delivered is what was promised.

Confidence

This leads to confidence. Confidence in the code, confidence in the process, and confidence between teams. When the business trusts the IT team, it changes everything. The business stops seeing IT as a bottleneck and starts seeing it as a partner. And trust comes from being able to trace what’s happening and knowing there are no surprises.

Compliance

Then there’s compliance. In industries like healthcare, banking, or government, compliance isn’t optional. You have to prove that you’re following the rules. And you have to build that proof into the process. It’s not something you can tack on later.

DevSecOps makes compliance part of the pipeline. Every step is logged, every change is traceable, and every deployment follows the rules. If you do this from the start, compliance stops being a headache.

Security in the Pipeline

DevSecOps isn’t one thing. It’s a collection of practices spread across the pipeline.

In the coding phase, you might use things like:

• Test-driven development to catch problems early.
• Pair programming to avoid mistakes.

In the build phase, you add:

• Linting to enforce coding standards.
• Scanning to catch security issues like infinite loops or missing variables.

In the deploy phase, you might use:

• Notary services to ensure the code you deploy is the code you built.

And in the manage phase, tools like mutation detection help catch unexpected changes in production.

Use Cases

DevSecOps isn’t a luxury. It’s necessary if you have any of the following problems:

1. Lack of visibility: You don’t know who’s deploying what or where code is getting stuck.
2. Audit headaches: You can’t prove what went live matches what was planned.
3. Inconsistent governance: Different teams are following different processes.

If these sound familiar, DevSecOps can help. Frameworks like OWASP’s Software Assurance Maturity Model provide practical guidelines on how to implement these principles.

The Core Idea

DevSecOps is about more than just tools. It’s about mindset. It’s about making security everyone’s job, all the time. It’s about catching issues early when they’re cheap to fix, not late when they’re expensive and dangerous.

When you build security into the pipeline, you don’t slow down. You speed up. Because fixing things late is the slowest way to work.

That’s the real promise of DevSecOps: speed and security, not one or the other.

Further Reading:

OWASP’s Software Assurance Maturity

GitLab: The DevSecOps platform

IBM’s DevSecOps Overview

DevSecOps FAQ

1. What is DevSecOps?

DevSecOps is not just about speeding up software delivery; it’s about building security into that speed. It integrates security practices throughout the software development lifecycle, from planning and coding to deployment and management. This proactive approach helps prevent vulnerabilities and ensures compliance.

2. How does DevSecOps improve observability?

DevSecOps enhances observability by providing insights into each stage of the software delivery process. You can track code from its conception as an idea to its implementation as a running application. This transparency allows you to identify bottlenecks, security risks, and potential areas for improvement.

3. What is the difference between observability and traceability in DevSecOps?

While both are essential, observability is about knowing what’s happening at each step, while traceability focuses on proving what happened. Traceability allows you to track features back to their origin, identify the individuals involved, and understand the changes made. This is crucial for accountability, trust, and compliance.

4. How does DevSecOps foster confidence within an organization?

DevSecOps promotes confidence by establishing a transparent and reliable development process. When teams can trace changes, understand their impact, and verify compliance, it builds trust between IT and the business. This trust translates into smoother operations and a more collaborative approach to software development.

5. Why is compliance important in DevSecOps?

For industries with stringent regulations, such as healthcare, finance, and government, compliance is non-negotiable. DevSecOps integrates compliance measures directly into the pipeline. Every step is logged, changes are traceable, and deployments adhere to regulations. This proactive approach simplifies audits and reduces the risk of penalties.

6. Can you give examples of DevSecOps practices in different phases of the pipeline?

Certainly! Here are some examples:

• Coding: Test-driven development, pair programming
• Building: Linting, security scanning
• Deploying: Notary services
• Managing: Mutation detection

These practices ensure that security is embedded at each stage.

7. When is DevSecOps particularly beneficial?

DevSecOps is especially valuable when facing challenges like:

• Lack of visibility: Difficulty tracking deployments or understanding code flow
• Audit headaches: Struggling to prove compliance or track changes
• Inconsistent governance: Different teams following varying processes

8. Is DevSecOps just about tools?

No. While tools are essential for implementing DevSecOps practices, it’s primarily about a cultural shift. It’s about making security everyone’s responsibility, integrating it into the development mindset, and addressing issues early to reduce costs and risks. This shift promotes a proactive approach to secure software development.