Buyer's Guides
Best policy-as-code enforcement tools
A practical buyer's guide to policy as code tools -- OPA, Kyverno, Sentinel, Checkov, InSpec, and Styra -- with honest strengths, limits, and evaluation criteria.
Jul 16, 20268 min read
Resources
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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Cargo crate vulnerability trends report
RustSec advisories rose 38% year-over-year as crates.io passed 195,000 packages. A breakdown of where Cargo's supply-chain risk is concentrated in 2026.
Jul 16, 20267 min read
Application Security
Out-of-Bounds Write Vulnerabilities (CWE-787) Explained
CWE-787 out-of-bounds write bugs let attackers corrupt memory past a buffer's limit, causing crashes or code execution. Here's how they work.
Jul 16, 20268 min read
Buyer's Guides
Best Kubernetes admission control tools
A practical comparison of Kubernetes admission control tools — OPA/Gatekeeper, Kyverno, Kubewarden, Styra, jsPolicy, and Polaris — with real strengths, limits, and evaluation criteria.
Jul 16, 20268 min read
Security
What Is Exploit-DB? Using the Exploit Database for Defense
Exploit-DB is a public archive of exploits and proof-of-concept code maintained by OffSec. Defenders can use it to understand exposure and prioritize patching.
Jul 16, 20265 min read
DevSecOps
The Node.js Image: A Security Guide to Docker Base Images
Choosing a Node.js image is a security decision, not just a size one. The tag you pick, alpine, slim, or distroless, and the version you pin decide most of your container's attack surface.
Jul 16, 20267 min read
Open Source Security
Malicious Rust crates found on crates.io
Malicious crates keep surfacing on crates.io, from the rustdecimal typosquat to build-script payload attacks. Here's how the pattern works and how to defend against it.
Jul 16, 20267 min read
Compliance
The GPLv3 License Explained: Compliance and Risk
The GPLv3 license is a strong copyleft license that carries real obligations, and treating it as just another dependency is how companies end up with compliance and legal exposure.
Jul 15, 20265 min read
Containers
Kubernetes Network Policy Best Practices for a Zero-Trust Cluster
The core Kubernetes network policy best practice is to default-deny all traffic and then explicitly allow only what each workload needs. Here is how to build that model without breaking your cluster.
Jul 15, 20266 min read
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