Security Guides
Is it safe to open an untrusted Jupyter notebook?
Opening a notebook is safer than running it. Learn how Jupyter's trust model treats saved output, why running cells is the real risk, and how to check one.
Oct 18, 20263 min read
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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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Is it safe to mount hostPath volumes in Kubernetes pods?
Usually not. Kubernetes documents many security risks with hostPath volumes, and the Baseline standard forbids them. Safer options and a rule to enforce.
Oct 18, 20263 min read
Security Guides
Is it safe to commit a Laravel .env file to Git?
No. Laravel says to keep .env out of source control. Commit .env.example with placeholders, or use built-in environment encryption. Steps and cleanup inside.
Oct 18, 20263 min read
Security Guides
Is Flask debug mode safe to leave on? The Werkzeug debugger explained
No. Flask debug mode enables an interactive debugger that runs Python from the browser. The PIN is not a security control. What to run in production.
Oct 18, 20264 min read
Security Guides
Is dependency scanning enough for mobile app security testing?
No. Dependency scanning finds known flaws in libraries, not logic bugs, weak storage or bad network handling. A table of what each test type covers.
Oct 18, 20263 min read
Security Guides
Is copying code from a forum or chat answer a security risk?
It can be. Snippets may be old, wrong or unsafe by default. Here is what to check before pasting code from a forum or a chat answer into your project.
Oct 18, 20263 min read
Security Guides
Is a webhook IP allowlist enough to trust a delivery?
An IP allowlist narrows who can reach your webhook endpoint, but it does not prove a delivery is genuine. Use it with a secret, HTTPS and checks.
Oct 18, 20263 min read
Security Guides
Is a Slack incoming webhook URL a secret? How to handle it
Yes. A Slack incoming webhook URL is a credential: anyone holding it can post to your channel. How to store it, spot leaks and replace it fast.
Oct 18, 20263 min read
Security Guides
Is a SHA256 hash enough to protect a firmware update?
A hash detects corruption but not forgery, since anyone can compute one. A signature binds the image to a key. How bootloaders use both and what to set.
Oct 18, 20263 min read
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