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.
A working guide to unittest.mock. Learn Mock versus MagicMock, where to patch, why autospec catches wrong calls, and how side_effect fakes failures.
Python 2 reached end of life on 1 January 2020 and gets no fixes. Python 3 also changed input handling and text types, closing some classic pitfalls.
The Purdue model sorts industrial networks into levels so firewalls can control traffic between them. See how to use it and where modern plants outgrow it.
Test your extension in CI, build the package, and publish from a tag with a scoped marketplace token kept as a secret. Steps and security checks included.
Public cloud firewalls come in layers that behave differently. Compare stateful security groups with stateless network ACLs and combine them safely.
A proxy relays traffic for one application protocol. A VPN encrypts IP traffic through a tunnel. Learn what each hides and exposes, and which one to pick.
Prototype pollution lets input change Object.prototype so every object inherits attacker values. See the mechanism, an example and what to flag in review.
Protect a Node.js app from CSRF with SameSite cookies, signed tokens, Origin and Fetch Metadata checks, and no state changes on GET. csurf is archived.
Replace network-based trust with per-session checks. Authenticate users and devices, grant access per application, use a gateway and log every access.
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