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cheatsheet-tldr/tldr/jarsigner
2025-11-13 00:20:17 +00:00

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---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# jarsigner
> Sign and verify Java archive (JAR) files.
> More information: <https://docs.oracle.com/en/java/javase/25/docs/specs/man/jarsigner.html>.
- Sign a JAR file:
`jarsigner {{path/to/file.jar}} {{keystore_alias}}`
- Sign a JAR file with a specific algorithm:
`jarsigner -sigalg {{algorithm}} {{path/to/file.jar}} {{keystore_alias}}`
- Verify the signature of a JAR file:
`jarsigner -verify {{path/to/file.jar}}`