Research Article

Analysis of Digital Image Watermarking Techniques through Hybrid Methods

Table 5

Limitations and applications of various hybrid methods.

SchemesLimitationsApplications

DWT-DCT [3]Less robust against HE, SPN, LPGF, JPEG 2000, rotation, sharpening, blurring, AF, PN, SN, print/scan attack, and combined attacksCopyright protection
DWT-SVD [4]Less robust against LPGF, JPEG 2000, cropping, rotation, sharpening, blurring, AF, MF, resizing, PN, GWN, print/scan attack, and combined attacks
DWT-SVD [5]Less secured, not robust against HE, SPN, LPGF, JPEG compression, JPEG 2000, rotation, sharpening, blurring, resizing, PN, GWN, SN, print/scan attack, and combined attacks
DWT-SVD [7]Not robust against JPEG 2000, sharpening, blurring, resizing, PN, SN, print/scan attack, and combined attacksCopyright protection and multimedia security
DWT-DCT [8]Not robust against sharpening, blurring, AF, MF, resizing, PN, GWN, SN, print/scan attack, and combined attacksTelemedicine security
DCT-DWT [9]Not robust against sharpening, blurring, AF, MF, PN, GWN, SN, print/scan attack, and combined attacksDigital images security
DWT-DCT [10]Not robust against AF, PN, GWN, SN, print/scan attack, combined attacks, and desynchronization attacks
SVD-DCT [11]Not robust against SPN, LPGF, JPEG 2000, rotation, sharpening, blurring, AF, GWN, PN, SN, print/scan attack, and combined attacksCopyright protection
DWT-DCT-SVD [12]Not robust against HE, LPGF, JPEG compression, JPEG 2000, rotation, cropping, sharpening, blurring, resizing, PN, GWN, print/scan attack, and combined attacksMedical image security
LWT-DCT-SVD [13]Less robust against JPEG 2000, print/scan attack, desynchronization attacks, and combined attacksMultimedia security
DCT-SVD [14]Less robust against GN, LPGF, histogram equalization, JPEG compression, JPEG 2000, sharpening, blurring, resizing, PN, GWN, desynchronization attacks, and combined attacksMedical science and defense applications
DFT-DCT and Arnold transform [15]Less robust against rotation, sharpening, blurring, AF, MF, wiener filter, print/scan attack, resizing, PN, GWN, SN, desynchronization, and combined attacksCopyright protection
DWT-DCT [16]Less robust against HE, JPEG 2000, rotation, sharpening, blurring, AF, MF, Wiener filter, print/scan attack, resizing, PN, GWN, SN, desynchronization, and combined attacksMultimedia security and copyright protection
DCT-DWT [17]Not robust against HE, LPGF, JPEG 2000, cropping, Wiener filter, print/scan attack, desynchronization, and combined attacksCopyright protection
DWT-SVD [18]Not robust against HE, LPGF, JPEG 2000, cropping, sharpening, blurring, AF, MF, resizing, GWN, Wiener filter, print/scan attack, desynchronization, and combined attacksCopyright protection