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 static code scan analyzes source without running it, catching injection, secrets, and unsafe patterns early. Here is what it can and cannot see, and how to wire one into CI.
DOM XSS payloads execute entirely in the browser when untrusted input reaches a dangerous sink like innerHTML or eval. Here is how the class works and how to shut it down without shipping exploit code.
A practical look at Checkmarx IAST, how interactive testing differs from SAST and DAST, and where it fits in a modern AppSec program.
An open redirect attack abuses a trusted domain's own redirect functionality to send victims to a malicious site — low severity on its own, but a key ingredient in phishing and OAuth token theft.
A buffer overflow exploit example, walked through step by step, showing exactly how writing past the end of a fixed-size buffer can turn a simple C function into arbitrary code execution.
A defender's XSS tutorial covering the three attack types, why they still slip through, and the encoding and CSP controls that actually prevent them.
What actually throws java.lang.NullPointerException, how to read the helpful messages modern JVMs print, and the handful of patterns that keep null out of your call paths.
A clear XSS script example shows how untrusted input becomes executable code in a victim's browser. Here is the anatomy of the three XSS types and the defenses that actually work.
com.fasterxml.jackson.databind is the Java package, not the Maven groupId, and that mixup breaks builds weekly. Here are the correct coordinates, the module map, and a version strategy that survives audits.
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