Month: February 2025

Docker Image signing with Notation

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This article takes a detailed look at image signatures created by Notation, which is one of several tools to create and verify Docker images. Introduction Notation (formerly known as “Notary V2”) is one of the CLI tools under the Notary Project umbrella. Notary Project is a set of specifications and tools to sign and verify … Read more

Docker Image signing and attestation

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This article provides an overview of available options to a) sign and verify Docker/container images and b) create image attestations. It compares the tools Docker Content Trust, BuildKit attestations, Notation, Cosign, and GitHub attestations. The basic terms and concepts are explained, and it concludes with recommendations for which tool is most suitable per use case. … Read more