Cloud Security
Container Runtime Security in 2026: What's Changed and What Hasn't
Container security has matured significantly, but runtime protection remains a weak spot. Here's a practical guide to what works.
Mar 1, 20266 min read
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.
Container security has matured significantly, but runtime protection remains a weak spot. Here's a practical guide to what works.
Why multi-architecture container images break assumptions baked into signing, SBOM, and attestation tooling, and how to build a multi-arch pipeline that stays verifiable.
Self-healing containers detect, remediate, and rebuild images when CVEs appear in their dependency closure. Here is how the GA feature works in practice.
LLM-generated Dockerfiles repeat the same six or seven mistakes. Here is the pattern catalog and how to catch them before they ship.
A look at the container breakout vulnerabilities disclosed in 2024 and 2025, what they actually required to exploit, and what that pattern tells us about the defense model.
The parts of container supply chain that break differently on AWS Fargate and ECS compared to Kubernetes, and what to do about each one in production.
Where the OCI and CNCF image supply chain ecosystem actually sits in 2026, what has stabilized, what is still contested, and what to deploy now versus later.
If your agent can execute code, something it reads from the internet can execute code. Pick your sandbox before the agent picks one for you.
A practical look at Cilium Tetragon for Kubernetes runtime security, what eBPF gives you that audit logs do not, and where Tetragon fits in a real stack.
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