Cosign Verification Policies in Production
Writing cosign verification policies that actually pass production deployment gates requires more precision than the examples suggest. Here is what we have learned.
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.
Writing cosign verification policies that actually pass production deployment gates requires more precision than the examples suggest. Here is what we have learned.
Private NuGet feeds sit in the blind spot of most security programs. The hardening work is not glamorous but the failure modes are expensive.
Rancher is the distribution that runs when your Kubernetes is neither EKS nor OpenShift. Hardening it well is specific work.
Ransomware groups increasingly target VMware ESXi hypervisors to encrypt entire virtual environments at once. The 2024 campaigns exploited known and zero-day vulnerabilities for maximum impact.
What Azure Container Registry actually guarantees about the images you pull — signing, attestation, content trust, and where the trust chain breaks in practice.
How to rebuild a precise timeline after a dependency has been compromised, using lockfile history, registry metadata, and CI logs.
What really happens to your software supply chain when you decompose a monolith into services, and how to avoid trading one risk for forty new ones.
A technical reconstruction of the July 19 CrowdStrike Falcon sensor crash that grounded 8.5M Windows hosts, and what supply chain owners should change.
Pydantic v2 rewrote the core in Rust and changed validation semantics. Here is what that means for security-sensitive code, from input coercion to ReDoS exposure.
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