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DevSecOps: Integrating Security into CI/CD

DevSecOps: Integrating Security into CI/CD

DevSecOps: Integrating Security into CI/CD

DevSecOps: Integrating Security into CI/CD

DevSecOps: Integrating Security into CI/CD

DevSecOps: Integrating Security into CI/CD

DevSecOps: Integrating Security into CI/CD

DevSecOps: Integrating Security into CI/CD

DevSecOps: Integrating Security into CI/CD

DevSecOps embeds security into every stage of the software development lifecycle. Rather than running security assessments at the end of a release cycle, DevSecOps shifts security left into development and CI/CD pipelines. This article covers how to integrate SAST, DAST, dependency scanning, container scanning, and policy-as-code into your pipelines.

Shift-Left Security

The shift-left principle moves security testing earlier in the development process. Finding and fixing a vulnerability during development costs 10 times less than fixing it in production, and 100 times less than fixing it after a breach.

Security Gates in the Pipeline

A mature DevSecOps pipeline has security gates at every stage:

Code Commit -> SAST -> Dependency Scan -> Build -> Container Scan ->

Integration Test -> DAST -> Staging -> Policy Check -> Production

Each gate can pass, fail with a warning, or fail and block the pipeline. The severity determines the action: critical and high findings block the pipeline, while medium and low findings create tickets for the development team.

Static Application Security Testing (SAST)

SAST analyzes source code without executing it. It identifies vulnerabilities like SQL injection, cross-site scripting (XSS), buffer overflows, and insecure cryptographic usage.

Popular SAST Tools

• Semgrep: Open-source, fast, and supports custom rules. Works with most programming languages.

• SonarQube: Static analysis with quality gates and technical debt tracking.

• CodeQL: GitHub's semantic code analysis engine. Query-based vulnerability detection.

• Checkmarx / Fortify: Commercial SAST tools with extensive rule sets.

Pipeline Integration

GitHub Actions: SAST with Semgrep

name: SAST Scan

on:

pull_request:

branches: [main]

jobs:

semgrep:

runs-on: ubuntu-latest

steps:

\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\- uses: actions/checkout@v4

\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\- uses: semgrep/semgrep-action@v1

with:

config: p/default

audit_on: push

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