cosign
Last updated
Code signing and transparency for containers and binaries
Install with winget
$ winget install --id Sigstore.Cosign --exact --version 3.1.3Run in Command Prompt, PowerShell, or Windows Terminal. Prompts for any agreements.
For Intune admins
Stop chasing app updates. Pckgr patches them for you.
Automated application patching for Microsoft Intune. Pckgr keeps a curated library of 1,000+ apps continuously up-to-date in your tenant via Microsoft Graph - no manual repackaging, no chasing vendor sites.
Start free 30-day trialNo credit card required.
Installers · v3.1.3
| Architecture | Type | Scope | Install | Download |
|---|---|---|---|---|
| x64 | Portable | - | Direct |
Copy a command tailored to that specific architecture, type, and scope - useful when winget would otherwise pick a different default.
Security
9 known CVEs via NVD
Cosign provides code signing and transparency for containers and binaries. Prior to 3.0.6 and 2.6.3, cosign verify-blob-attestation may erroneously report a "Verified OK" result for attestations with malformed payloads or mismatched predicate types. For old-format bundles and de...
Cosign provides code signing and transparency for containers and binaries. In versions 3.0.4 and below, an issuing certificate with a validity that expires before the leaf certificate will be considered valid during verification even if the provided timestamp would mean the issu...
Cosign provides code signing and transparency for containers and binaries. Prior to versions 2.6.2 and 3.0.4, Cosign bundle can be crafted to successfully verify an artifact even if the embedded Rekor entry does not reference the artifact's digest, signature or public key. When...
Cosign provides code signing and transparency for containers and binaries. Prior to version 2.2.4, maliciously-crafted software artifacts can cause denial of service of the machine running Cosign thereby impacting all services on the machine. The root cause is that Cosign create...
Cosign provides code signing and transparency for containers and binaries. Prior to version 2.2.4, a remote image with a malicious attachment can cause denial of service of the host machine running Cosign. This can impact other services on the machine that rely on having memory...
Cosign is a sigstore signing tool for OCI containers. Cosign is susceptible to a denial of service by an attacker controlled registry. An attacker who controls a remote registry can return a high number of attestations and/or signatures to Cosign and cause Cosign to enter a long...
Cosign is a project under the sigstore organization which aims to make signatures invisible infrastructure. In versions prior to 1.12.0 a number of vulnerabilities have been found in cosign verify-blob, where Cosign would successfully verify an artifact when verification should...
cosign is a container signing and verification utility. In versions prior to 1.10.1 cosign can report a false positive if any attestation exists. `cosign verify-attestation` used with the `--type` flag will report a false positive verification when there is at least one attestat...
See a CVE that affects your fleet? Push the patched version to Intune in one click with Pckgr - automated patching is the only way to keep up.
Frequently asked questions
How do I install cosign on Windows?
How do I install cosign silently for unattended deployment?
How do I uninstall cosign via winget?
Is cosign free?
Does cosign work on Windows 10?
How do I keep cosign up to date?
Recent versions
- 3.1.3latest
- 3.1.2
- 3.1.1
- 3.0.6
- 3.0.5
- 3.0.4
- 3.0.3
- 3.0.2
- 3.0.1
- 2.6.1