Suhardi, Suhardi, and Abdul Halim Hasugian. “Performance Evaluation of BPCS Steganography for Identity Data Embedding in Academic Certificate Images”. Bigint Computing Journal 4, no. 2 (August 20, 2026): 63–67. Accessed August 24, 2026. https://journal.aira.or.id/bigint/article/view/1850.