NAPITUPULU, S.; RYAN REVALDO SIAGIAN; RAMLI SIMANULLANG; KELVIN DANIEL MANALU; CONGLII FAO SILALAHI. Implementation of DCT Based Steganography Algorithm to Hide Information in Images. Login : Jurnal Teknologi Komputer, v. 18, n. 02, p. 120-126, 25 Dec. 2024.