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@microsoft/fast-foundation

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A library of Web Component building blocks

51
Versions
MIT
License
No
Install Scripts
Missing
Provenance

Supply chain provenance

Status for the latest visible version.

No SLSA provenance npm registry signatures gitHead linked

Without SLSA provenance there is no cryptographic link between this tarball and the public source — the axios compromise (March 2026) relied on exactly this gap.

Maintainers

awentzelchrisdholtniriceeisenbergeffectmicrosoft1esfastsvcjanechu

Accepted risks

Findings the reviewer chose to accept rather than block on.

SourceRuleReasonAccepted byWhen
dependencies unvetted-dep:@microsoft/fast-element AI (dependencies): Sibling package in the Microsoft FAST monorepo; expected dependency for this package across all versions. ai
dependencies unvetted-dep:@microsoft/fast-web-utilities AI (dependencies): Sibling package in the Microsoft FAST monorepo; expected dependency for this package across all versions. ai
provenance no-provenance AI (provenance): Microsoft FAST packages do not currently publish Sigstore provenance; this is consistent across the ecosystem and not a risk indicator. ai

Versions (showing 51 of 161)

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Version Deps Published
2.50.0 4 / 42
2.49.6 4 / 42
2.49.5 4 / 42
2.49.4 4 / 42
2.49.3 4 / 42
2.49.2 4 / 42
2.49.1 4 / 42
2.49.0 4 / 42
2.48.1 4 / 42
2.48.0 4 / 42
2.47.0 4 / 42
2.46.14 4 / 42
2.46.13 4 / 42
2.46.12 4 / 42
2.46.11 4 / 42
2.46.10 4 / 42
2.46.9 4 / 42
2.46.8 4 / 42
2.46.7 4 / 42
2.46.6 4 / 42
2.46.5 4 / 42
2.46.4 4 / 42
2.46.3 4 / 42
2.46.2 4 / 42
2.46.1 4 / 42
2.46.0 4 / 42
2.45.0 4 / 42
2.44.0 4 / 42
2.43.0 4 / 42
2.42.2 4 / 42
2.42.1 4 / 42
2.42.0 4 / 42
2.41.1 4 / 42
2.41.0 4 / 42
2.40.0 4 / 40
2.39.0 4 / 40
2.38.0 4 / 40
2.37.2 4 / 40
2.37.1 4 / 40
2.37.0 4 / 40
2.36.1 4 / 40
2.36.0 4 / 40
2.35.2 4 / 40
2.35.1 4 / 40
2.35.0 4 / 40
2.34.0 4 / 40
2.33.6 4 / 40
2.33.5 4 / 40
2.33.4 4 / 40
2.33.3 4 / 40
2.33.2 4 / 40

v2.50.0

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v2.49.6

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.49.5

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.49.4

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.49.3

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.49.2

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.49.1

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.49.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.48.1

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.48.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.47.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.14

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.13

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.12

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.11

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.10

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.9

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.8

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.7

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.6

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.5

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.4

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.3

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.2

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.1

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.46.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.45.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.44.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.43.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.42.2

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.42.1

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.42.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.41.1

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.41.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.40.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.39.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.38.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.37.2

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.37.1

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.37.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.36.1

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.36.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.35.2

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.35.1

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.35.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.34.0

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.33.6

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.33.5

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.33.4

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.33.3

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v2.33.2

1 finding
INFO No provenance attestation provenance

[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.