Encryption of medical images based on the cosine number transform

作者：

Highlights：

• An encryption scheme for medical images is introduced.

• The approach is based on the cosine number transform.

• Security aspects of the proposed scheme are analyzed.

• The method provides advantages related to accuracy and arithmetic complexity.

摘要

Highlights•An encryption scheme for medical images is introduced.•The approach is based on the cosine number transform.•Security aspects of the proposed scheme are analyzed.•The method provides advantages related to accuracy and arithmetic complexity.

论文关键词：Medical images,Image encryption,Cosine number transform

论文评审过程：Received 29 September 2014, Revised 6 February 2015, Accepted 8 March 2015, Available online 30 March 2015.

论文官网地址：https://doi.org/10.1016/j.image.2015.03.005