snippetbashTip
jarsigner — Sign and verify Java archive (`.jar`) files. More information: <https://docs.oracle.com/en/java/java
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commandandsignclijarsignerarchivejavaverify
Problem
How to use the
jarsigner command: Sign and verify Java archive (.jar) files. More information: <https://docs.oracle.com/en/java/javase/25/docs/specs/man/jarsigner.html>.Solution
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}}Code Snippets
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}}Context
tldr-pages: common/jarsigner
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