DevSecOps
Is node:18-alpine Still Safe to Use in 2025?
The node:18-alpine image is small and popular, but Node.js 18 reached end of life in April 2025. Here is what that means for your containers and how to migrate cleanly.
May 9, 20265 min read
Resources
Supply Chain Security, in plain English.
Deep dives, practical guides, and incident analyses from engineers who build Safeguard. No fluff, no vendor FUD — just what you need to ship secure software.
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Software Licensing, and Why It Is a Supply Chain Problem
Software licensing is the legal layer of your dependency tree, and getting it wrong carries real risk. Here is what the term covers and how open source licenses sneak into your product.
May 9, 20266 min read
Open Source
Rimraf npm: Is It Still Worth Installing in 2025?
A security-minded look at the rimraf npm package — what it does, why old versions throw deprecation warnings, and when Node's built-in fs.rm makes it optional.
May 9, 20266 min read
Security
CVE-2023-34462: The Netty SniHandler Memory Exhaustion Flaw
CVE-2023-34462 lets a crafted TLS ClientHello force Netty's SniHandler to allocate up to 16MB per connection, opening a denial-of-service path. Here is the root cause, affected versions, and the fix.
May 9, 20265 min read
AppSec
cookie-parser in Express: Security Guide and Best Practices
The cookie-parser npm middleware is deceptively simple, but signed-cookie misuse and a 2024 CVE in its underlying cookie library still catch Express teams out.
May 9, 20266 min read
Cloud Security
AWS SDK v3 Clients (@aws-sdk/client-s3 and Friends): Security Guide
@aws-sdk/client-s3 and the other modular v3 clients change how credentials, dependencies, and mocking work. Here is the security guidance that should accompany the migration.
May 9, 20266 min read
Open Source
npm js-yaml: A Security Review and Safe Usage Guide
npm js-yaml is the standard YAML parser for Node.js. Its history includes real code-execution bugs, and how you call it still decides whether your app is safe.
May 9, 20266 min read
Security
Cyber Incident Response: Building a Plan That Actually Works
Cyber incident response is a discipline you rehearse, not a document you file. Here is how the phases fit together and what separates teams that recover fast from ones that flail.
May 9, 20266 min read
Open Source Security
What is the BSD license? Top 10 questions answered
The BSD license explained: its 0-, 2-, 3-, and 4-clause variants, how it differs from MIT and GPL, and which real projects run on it.
May 9, 20268 min read
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