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New ‘Wolfi’ Linux Distro Focuses on Software program Provide Chain Safety

By Ionut Arghire on September 23, 2022

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Chainguard this week introduced Wolfi, a stripped-down Linux OS distribution designed to enhance the safety of the software program provide chain.

Obtainable on GitHub, the neighborhood Linux distribution was created particularly to be used with containers and cloud-native functions, and helps Chainguard photographs, the agency’s assortment of curated distroless photographs.

Wolfi (named after star-sucker pygmy octopus, the smallest identified octopus), depends on the atmosphere’s kernel (as an alternative of getting its personal) to be extensively adaptable, and brings assist for each glibc and musl.

In keeping with the software program provide chain safety agency, Wolfi delivers build-time software program payments of fabric (SBOM) for all packages, has a declarative and reproducible construct system, and makes use of the apk bundle format. With Wolfi, packages are granular and unbiased, providing assist for minimal photographs.

Wolfi, Chainguard says, is supposed to assist builders improve productiveness by beginning with a secure-by-default basis that isn’t impacted by any identified vulnerabilities, whereas additionally enabling organizations to regulate most trendy provide chain threats.

“Wolfi builds all packages straight from supply, permitting us to repair vulnerabilities or apply customizations that enhance the availability chain safety posture of all the things from the compilers to the language bundle managers,” Chainguard explains.

The brand new Linux distro now powers all Chainguard photographs, a set of signed, minimal dependencies meant to considerably scale back assault floor, whereas simplifying auditing and updating. The photographs are rebuilt every day to make sure they’ve all the most recent patches.

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