noun
security label
A label attached to a resource (file, document, etc.) that indicates its security classification or access control attributes. Used in computing and information security.
このファイルには安全保護ラベルが付与されている。
This file has a security label assigned.
安全保護ラベルに基づいてアクセス制御が行われる。
Access control is performed based on the security label.
Synonymous loanword from English; 安全保護ラベル is a more Japanese-native compound but less common in modern IT parlance.
Compound of 安全 (safety), 保護 (protection), and ラベル (label). A technical term likely calqued from English 'security label'.