# A Colour Image Encryption Scheme Using Permutation-Substitution Based on Chaos

> Research article (Entropy, 2015) · cited 42× · AI/ML

**Wikidata**: [openalex:W1515141981](https://www.wikidata.org/wiki/openalex:W1515141981)  
**Source**: https://4ort.xyz/entity/a-colour-image-encryption-scheme-using-permutation-substitution-based-on-chaos