# self-signed

> English word · Adjective

## Definitions
1. Of a security certificate: signed by the same entity whose identity it certifies; signed with its own private key.

## Etymology
From self- + signed.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/self-signed