Security
In-depth guides and analysis on security from the Safeguard engineering team.
100 articles
@aws-sdk/client-s3: A Practical Security Guide
The @aws-sdk/client-s3 package is the AWS SDK for JavaScript v3 S3 client. Here is how to use it securely, from credential handling to why v2 is now end-of-support.
spring-expression Security: SpEL Risks and How to Contain Them
What the spring-expression library does, the SpEL vulnerability classes it introduces, the 2026 SpEL CVEs, and how to evaluate expressions without opening an RCE or DoS hole.
What Is the HSTS Header and How Do You Configure It?
The HSTS header forces browsers to talk to your site over HTTPS only. Here is what Strict-Transport-Security does, how to set it safely, and why scanners like Checkmarx flag it as missing.
Security Testing Tools for Mobile Applications: What Actually Finds Bugs
A practitioner's guide to the security testing tools for mobile applications that matter — SAST, DAST, dependency scanning, and runtime instrumentation — and how to combine them without drowning in noise.
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