kb/data/developer.mozilla.org/en-US/docs/Glossary/Signature-0.md

title	chunk	source	category	tags	date_saved	instance
Signature - Glossary | MDN	1/3	https://developer.mozilla.org/en-US/docs/Glossary/Signature	reference	web, html, css, javascript, documentation	2026-05-05T05:45:16.323183+00:00	kb-cron

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1. Glossary
2. Signature

Signature

The term signature can have several meanings depending on the context. It may refer to:

Signature (functions) A function signature (or type signature, or method signature) defines input and output of functions or methods.

Signature (security) A signature , or digital signature , is a protocol showing that a message is authentic.

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See also

• Signature on Wikipedia