Secure authentication using a multidimensional retinal biometric encryption method 来源 SCIENTIFIC REPORTS DOI 10.1038/s41598-026-40962-0 下载 PDF 作者 Yashmin Banu,Biplab Kumar Rath,Debasis Gountia Retinal biometrics,Multidimensional keys,Cryptography,NIST randomness,FSKG