# An asymmetric single-channel color image encryption based on Hartley transform and gyrator transform

> Research article (Optics and Lasers in Engineering, 2015) · cited 61× · AI/ML

**Wikidata**: [openalex:W1986811147](https://www.wikidata.org/wiki/openalex:W1986811147)  
**Source**: https://4ort.xyz/entity/an-asymmetric-single-channel-color-image-encryption-based-on-hartley-transform-and-gyrator-transform