Affiliation: Harbin Institute of Technology
- Deficiencies of the cryptography based on multiple-parameter fractional Fourier transformQiwen Ran
State Key Laboratory of Tunable Laser Technology Research, Institute of Optic Electronics, Harbin Institute of Technology, Harbin 150001, China
Opt Lett 34:1729-31. 2009..Lett.33, 581 (2008)]. A modified method is proposed to avoid all the deficiencies. Security and reliability are greatly improved without increasing the complexity of the encryption process...