FRAGILE WATERMARKING TECHNIQUE FOR DETECTING IMAGE

Aiming at the problem of image tampering and forensic localization,a fragile watermarking algorithm based lovesense 3 on chaos sequence and image QR decomposition was proposed to determine the image tampering.The algorithm chooses QR decomposition to decompose the image,embeds the watermark after the image is decomposed,and encrypts the watermark b

In modern society, lycogel under the influence of the widespread active introduction of innovative technologies (robotization, digitalization, etc.), ordinary employees of organizations are changing.In addition, life imposes new requirements on the heads of organizations.Managers not only solve the usual tasks, but also face the problem of the need