HAIDER ABBAS; DR. MALIK SIKANDAR HAYAT KHIYAL; DR. MUHAMMAD DAUD AWAN. COMPARISON BETWEEN CRYPTOGRAPHY TECHNIQUES: A COMPREHENSIVE STUDY OF CLASSICAL, SYMMETRIC, ASYMMETRIC, HASH, AND KEYLESS CRYPTOGRAPHY. Spectrum of Engineering Sciences, [S. l.], v. 4, n. 3, p. 5147–5162, 2026. Disponível em: https://www.thesesjournal.com/index.php/1/article/view/3717. Acesso em: 13 nov. 2026.