20.500.12556/DKUM-79907 Metode prekrivanja informacije v slikah PNG diplomsko delo Information hiding methods in PNG images V diplomskem delu najprej predstavimo pomembne aspekte slikovnega formata PNG, kjer razložimo koncept prepletanja in filtre PNG. Nato se osredotočimo na metode za prekrivanje informacije. Osredotočimo se na metode LSB, LSBMR, PVD, PPV in EMD. Metode implementiramo in jih nato med seboj primerjamo. In this thesis first important aspects of PNG image format are explained; concept of interlacing and PNG filters. Then focus is on information hiding methods, especially on methods LSB, LSBMR, PVD, PPV and EMD. Methods are also implemented and compared. steganografija prostorska domena rastrske slike metode LSB LSBMR PVD PPV EMD steganography spatial domain raster images methods LSB LSBMR PVD PPV EMD true true false [L. Kovačič] Slovenski jezik Angleški jezik Diplomsko delo/naloga 2021-08-23 10:19:25 2021-10-18 06:48:15 2022-08-09 22:13:04 0000-00-00 00:00:00 2021 0 Maribor 0 Maribor X, 42 str. 0000-00-00 NiDoloceno NiDoloceno NiDoloceno 0000-00-00 0000-00-00 0000-00-00 004.353.244(043.2) 87617795 UN_Kovacic_Luka_2021.pdf UN_Kovacic_Luka_2021.pdf 1 EFAB39D5EFF8A6B6460DD084807268C2 e042179ff7f9883a473febdf415fbfa04626a5a1fa14781320255853e93b9e02 e7c892e1-03eb-11ec-96f5-00155d581298 20.500.12556/dkum/58cf2e0a-c8aa-4fc8-a5eb-41f3d0840e5b https://dk.um.si/Dokument.php?lang=slv&id=152118 Fakulteta za elektrotehniko, računalništvo in informatiko 0 0 0