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DevSecOps

git-dumper: How Exposed .git Directories Get Dumped and How to Stop It

git-dumper reconstructs an entire source tree from an exposed .git folder on a web server. Here is how the attack works and how to close the hole.

Jul 15, 20257 min read
DevSecOps

CORS in Node.js: What It Is and How to Configure It Securely

CORS in Node.js trips up almost every developer at some point. Here is what CORS actually does, why you need it, and how to configure it without opening a hole.

Jul 8, 20255 min read
DevSecOps

tomcat-embed-core in Maven: A Security Guide to CVEs and Fixes

The tomcat-embed-core Maven artifact is the embedded Tomcat engine inside most Spring Boot apps, and it has carried several serious CVEs. Here is how to find your version and patch it.

Jul 8, 20256 min read
DevSecOps

False Positives vs False Negatives in Security Scanning

False positives in cyber security waste your team's time; false negatives get you breached. Here is how to think about the trade-off and tune for it deliberately.

Jul 3, 20257 min read
DevSecOps

Python pptx: Using python-pptx Securely to Build Presentations

python pptx usually means the python-pptx library for reading and writing PowerPoint files. Here is how it works and the security pitfalls of processing untrusted decks.

Jul 2, 20256 min read
DevSecOps

Node Media Server Security: Hardening Your Streaming Stack

Node Media Server turns a Node.js process into an RTMP and HTTP-FLV streaming server. Exposed carelessly, it becomes an open door. Here is how to run it safely.

Jul 1, 20255 min read
DevSecOps

Boto3 Security: Using the AWS SDK for Python Safely

Boto3 is the AWS SDK for Python, and how you configure its credentials, sessions, and version pinning decides how much of your AWS account you are putting at risk.

Jul 1, 20256 min read
DevSecOps

How to Install the Snyk CLI (npm, Homebrew, and Standalone Binary)

Step-by-step ways to install the Snyk CLI on macOS, Linux, and Windows using npm, Homebrew, Scoop, or a standalone binary, plus how to authenticate and use it in CI.

Jul 1, 20256 min read
DevSecOps

How to Sandbox Python Code Safely: A Security Guide

A security guide to running a Python sandbox: why language-level restriction fails, and the OS and runtime isolation that actually contains untrusted code.

Jun 24, 20256 min read
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