# Image authentication and recovery: Sudoku puzzle and MD5 hash algorithm based self-embedding fragile image watermarking method

> Research article (Multimedia Tools and Applications, 2023) · cited 17× · AI/ML

**Wikidata**: [openalex:W4383955153](https://www.wikidata.org/wiki/openalex:W4383955153)  
**Source**: https://4ort.xyz/entity/image-authentication-and-recovery-sudoku-puzzle-and-md5-hash-algorithm-based-self-embedding-fragile-image-watermarking-m