noun
content integrity
Computing term referring to the assurance that data or content has not been altered or corrupted.
このシステムは内容完全性を保証するためにハッシュ関数を使っている。
This system uses hash functions to ensure content integrity.
データ完全性 (data integrity) is a broader term covering accuracy and consistency of data over its lifecycle, while 内容完全性 focuses specifically on the integrity of the content itself.
Compound of 内容 (content) and 完全性 (integrity, completeness). A modern technical term likely calqued from English 'content integrity'.