Tamper Detection in the EPC Network Using Digital Watermarking
نویسندگان
چکیده
منابع مشابه
Digital Watermarking for Image Tamper Detection using Block-Wise Technique
Fragile watermarking has the characteristics where the inserted watermark should be easily breakable for a trivial tampering of the image. So, fragile watermarking technique is proposed for the purpose of authentication or tamper detection. In this paper, we propose an efficient image tamper detection method using block-wise technique which is able to detect the tamper locations. In the propose...
متن کاملA Blind Watermarking Scheme for Tamper Detection in Digital Images
The paper proposes a method for tamper proofing digital images using the technique of digital watermarking. Many a times the published images are subject to tampering to an extent that the facts conveyed in the original image are distorted. The mechanism presented here describes a method for detecting the regions in image that were subject to illegal modifications. The method also can detect th...
متن کاملA Digital Watermarking Algorithm for Authentication and Tamper Detection
An important element of a communications system is the trustworthiness of the data being received, especially where the data must travel through insecure channels or pass through several hands. Digital watermarking provides a partial solution to the problem of trustworthiness, especially with regard to image and video data. This paper describes a hybrid watermarking algorithm that combines robu...
متن کاملImage Watermarking for Tamper Detection
We propose an oblivious watermarking technique for tamper detection in digital images. By comparing correlation values from different portions of the image, the technique enables us to distinguish malicious changes, such as replacing / adding features from nonmalicious changes resulting from common image processing operations. The technique can be implemented with small memory and computational...
متن کاملBlind Tamper Detection in Audio using Chirp based Robust Watermarking
In this paper, we propose the use of ‘chirp coding’ for embedding a watermark in audio data without generating any perceptual degradation of audio quality. A binary sequence (the watermark) is derived using energy based features from the audio signal and chirp coding used to embed the watermark in audio data. The chirp coding technique is such that the same watermark can be derived from the ori...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: IEEE Security & Privacy
سال: 2011
ISSN: 1540-7993,1558-4046
DOI: 10.1109/msp.2011.71