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.
Service meshes are a control plane and a data plane and a supply chain risk surface all at once. This post covers the policy controls that matter in 2026 for sidecars, control planes, and mesh-issued certificates.
Both are CNCF graduated runtimes. Both run production clusters. Their security properties diverge in ways that matter for hardened environments.
Rancher is the distribution that runs when your Kubernetes is neither EKS nor OpenShift. Hardening it well is specific work.
What Azure Container Registry actually guarantees about the images you pull — signing, attestation, content trust, and where the trust chain breaks in practice.
Image signing in ECR has moved from nice-to-have to table stakes. Here is what it actually takes to run cosign and AWS Signer in production without breaking every deploy.
Operators are powerful, privileged, and often under-governed. This post covers the supply chain controls that keep operator installations from becoming the largest attack surface in your cluster.
A practical guide to rolling out Tetragon for kernel-level runtime visibility, covering policy authoring, performance overhead, and integration with existing detection pipelines.
What is Cosign? A precise look at how this Sigstore tool signs and verifies container images, keyless signing, and how it compares to Notary v2.
A senior engineer's walkthrough of External Secrets Operator, covering architecture, SecretStore design, rotation, and the patterns that hold up in production.
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