[PDF] Top 20 A Sharing-Based Fragile Watermarking Method for Authentication and Self-Recovery of Image Tampering

... distribution, and reproduction in any medium, provided the original work is properly ...Transmission of digital images across networks has become very popular due to the rapid development of Internet ... See full document

... Tampered image; (b),(e) Tampered watermark; (c),(f) Difference image 5 Conclusions In this paper, we propose a secure semi-fragile watermarking for image ... See full document

... robustness, and allows the method to have spatial and fre- quency localization of digital data by the nature of multi- resolution discrete wavelet ...Kundur and Hatzinakos 11 ... See full document

... Abstract. Based on sharing and lattice-embedding techniques, we present an authentication-recovery method for an ...domain of an 8 × 8 block. The proposed ... See full document

... the self-repairing of the original image data is that the data to be embedded in the carrier are often large ...sized. For our case here with the alpha channel as the carrier, this is not ... See full document

... the method later by using an edge line similarity measure to select flippable pixels for the purpose of reducing the ...study, a method for authentication of ... See full document

... Keywords: watermarking, H.263, JPEG, image authentication, compressed video 1 Introduction In the past, several techniques and concepts based on data hiding or steganography have been ... See full document

... Abstract A new data hiding method via PNG images based on Shamir’s (k, n)-threshold secret sharing scheme is ...coefficients of the polynomial used by the Shamir’s method are ... See full document

... Abstract A novel approach to secret image sharing based on a ðk; nÞ-threshold scheme with the additional capabilities of steganography and authentication is ... See full document

... contourlet a b s t r a c t In this paper, we propose a novel fragile watermarking scheme with content restoration ...capability. Authentication-bits are produced using the ... See full document

... Institute of Technology, Department of Automatic Test and Control, ...Digital watermarking technique has been presented and widely researched to solve some important issues in the ... See full document

... regions of Lena with 3 3 . 6 < σ ≤ 4 . 8 . (e) The 3× regions of Lena with 3 4 ...4 Image Verification Now we describe the proposed image verification process which can detect any ... See full document

... approaches for recovery of a single image. Wu and Chang 7 proposed an elegant method based on the JPEG compression ...edges of the image be- fore JPEG ... See full document

... — image authentication, binary document image, secret sharing, data hiding, PNG ...purpose of preserving important documents, transforming them into digital form, such as digital ... See full document

... proposed method and may keep the resulting image for further uses in court or in other later ...Several fragile watermarking techniques for image ... See full document

... In this paper, we propose an image ownership and tampering authentication scheme based on watermarking techniques, which is employed to protect the rightful ownership and detect malic[r] ... See full document

... 摘要: The article presents a novel fragile watermarking scheme based on the concept of pixel differencing for the integrity verification of digital images.. The scheme uses the human vi[r] ... See full document

... distortion for a lower quantization level does not exceed the maximum distortion for a higher ...pattern and reference bit) for each block. For generating the significant ... See full document

... 題名: A New Public-key Oblivious Fragile Watermarking for Image Authentication Using Discrete Cosine Transform.. 作者: Chang, C.[r] ... See full document

... domain and palettes of images for use in data hiding, we try to explore a new embeddable space for data hiding, aiming at providing more data hiding capacity, better quality of ... See full document