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 trapdoor responds to a special input and grants access without normal security checks. How to hunt for it in source and binaries, and how to reduce the risk.
Doubled slashes inside a path can produce a second name for the same file. A short look at CWE-51 and how to normalize safely.
Viruses and worms spread to other systems after compromising one. What CWE-509 covers, why dependencies matter, and the checks MITRE recommends.
Non-replicating malicious code stays on the system it attacks and does not spread. Learn what that means for scope, impact and your install-time checks.
A Trojan horse looks useful but hides behavior that breaks the user's security policy. Here is how it reaches you and the checks that help.
Malicious code can hide in a few lines of a trusted product or dependency. How it gets in, what it can do, and the review methods MITRE rates as useful.
Turning untrusted bytes back into objects can run attacker-chosen code. How pickle, YAML, PHP and Java deserialization go wrong, and the fixes that hold up.
When trusted and untrusted values share one data structure, unvalidated input gets treated as safe. Learn how it happens and how to keep the line clear.
A public static field without final can be read and changed by any class in the application. How it goes wrong in Java and C++ and how to lock it down.
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