Reference index / 탐색·조작 아이콘 명칭
Lock Icon
An icon indicating restricted editing, protection, or a locked state.
When to use it
Layer locking and permission states.
Caveats and distinctions
Do not imply verified security or encryption merely from this symbol.
Implementation and classification
아이콘·상태 표시 / 탐색·조작 아이콘 명칭
Sources and verification status
https://developers.google.com/fonts/docs/material_symbols
Source scope and verification status describe the existing catalog record. Publishing this page does not independently re-verify the latest library version, license, or production behavior.