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@smithy/util-buffer-from

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24
Versions
Apache-2.0
License
No
Install Scripts
Verified
Provenance

Supply chain provenance

Status for the latest visible version.

SLSA provenance attestation npm registry signatures gitHead linked

Maintainers

trivikr-awssmithy-teamaws-sdk-bot

Accepted risks

Findings the reviewer chose to accept rather than block on.

SourceRuleReasonAccepted byWhen
provenance publisher-changed AI (provenance): Transition from smithy-team to GitHub Actions CI/CD; SLSA provenance confirms automated publish. ai
npm-metadata no-description AI (npm-metadata): Stable omission across versions of this established AWS SDK package. ai
phantom-deps phantom-dep:tslib AI (phantom-deps): tslib is a known implicit runtime dependency used via TypeScript importHelpers. ai

Versions (showing 24 of 24)

Version Deps Published
4.4.1 2 / 1
4.4.0 2 / 1
4.3.7 2 / 1
4.3.6 2 / 0
4.3.5 2 / 0
4.3.4 2 / 0
4.3.3 2 / 0
4.3.2 2 / 0
4.3.1 2 / 0
4.3.0 2 / 0
4.2.2 2 / 5
4.2.1 2 / 5
4.2.0 2 / 5
4.1.0 2 / 5
4.0.0 2 / 5
3.0.0 2 / 5
2.2.0 2 / 6
2.1.1 2 / 6
2.1.0 2 / 6
2.0.0 2 / 8
1.1.0 2 / 8
1.0.2 2 / 8
1.0.1 2 / 8
1.0.0 2 / 8

v4.4.1

1 finding
INFO Has SLSA provenance attestation provenance

Published via CI/CD with Sigstore attestation (predicate: https://slsa.dev/provenance/v1). This is the strongest supply chain integrity signal.

v4.4.0

1 finding
INFO Has SLSA provenance attestation provenance

Published via CI/CD with Sigstore attestation (predicate: https://slsa.dev/provenance/v1). This is the strongest supply chain integrity signal.

v4.3.7

1 finding
INFO Has SLSA provenance attestation provenance

Published via CI/CD with Sigstore attestation (predicate: https://slsa.dev/provenance/v1). This is the strongest supply chain integrity signal.

v4.3.6

2 findings
HIGH Publisher changed: smithy-team → GitHub Actions (on 2026-06-01) provenance

This version was published by a different npm account than previous versions on 2026-06-01. This could indicate a legitimate maintainer transition or an account compromise.

INFO Has SLSA provenance attestation provenance

Published via CI/CD with Sigstore attestation (predicate: https://slsa.dev/provenance/v1). This is the strongest supply chain integrity signal.

v4.3.5

1 finding
LOW No provenance attestation provenance

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

v4.3.4

1 finding
LOW No provenance attestation provenance

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

v4.3.3

1 finding
LOW No provenance attestation provenance

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

v4.3.2

1 finding
LOW No provenance attestation provenance

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

v4.3.1

1 finding
LOW No provenance attestation provenance

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

v4.3.0

1 finding
LOW No provenance attestation provenance

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