Home / Archives / Vol. 16 No. 7 (2026): JASCAR-16-7 Vol. 16 No. 7 (2026): JASCAR-16-7 Published: 2026-07-01 Articles Hardening Local SHA-256 (Secure Hash Algorithm 256-Bit) Chained Clinical Trial Logs Against Post-Hoc Manipulation Using Separated Seed Custody 1-15 Ahmed M. El Sayed, Tarek R. Mostafa, Khaled S. Nour (Author) PDF