A Walk through Various Data Hiding Techniques

Author(s):  
Manoj Kumar ◽  
Rohit Tanwar

In the computerized age as a result of the broad utilization of web, information covering up in advanced symbolism assumes a fundamental part to guarantee copyright assurance and power from pernicious assaults. Today the exponential development in web clients request secure information correspondence, for that it is required to send the information as encoded or shrouded shape. Numerous data framework security procedures are accessible.Information transmission needs security. Information covering up can be accomplished through numerous techniques. Distinctive information concealing procedures are talked about in this paper which incorporates watermarking, steganography, fingerprinting, cryptography and advanced mark.

Author(s):  
Madhuri N. Khuspare ◽  
Dr. Awani S. Khobragade

In wireless sensor networks, information aggregation accept a fundamental part in lessening essentialness use. Starting late, investigate has focused on secure information aggregation due to the open and disagreeable condition passed on. The Homomorphic Encryption (HE) contrive is generally used to secure information grouping. In any case, HE-based information aggregation designs have the going with disservices: adaptability, unapproved aggregation, and obliged aggregation limits. To deal with these issues, we propose a safe information aggregation plot by solidifying homomorphic encryption development with a check plan. To answer this issue we exhibited a system addresses a procedure in that intense cluster head is picked based on the partition from the base station and remaining imperativeness. Consequent to picking the cluster head, it impacts use of minor measure of essentialness of sensor to organize and what's more improves the lifetime of the system of sensor arrange. Aggregation of the information got from the cluster people is commitment of cluster head in the cluster. Affirmation of information is done by the cluster head going before the information aggregation if information got isn't honest to goodness by then got information is discarded. Simply affirmed information is taken for aggregation at cluster head. Encryption is done by making use of homomorphic encryption procedure and also encoded information send to the cluster head and information disentangling is performed by base station (BS) for offering end to end security. An ID based stamp system is made for hop by hop authentication. In this paper, we demonstrate the method for recovering the information which is lost in light of the pad surge. In given system cache memory is given by the cluster head to recovery of information mishap. At long last test comes to fruition indicates depending upon parameter like time and furthermore essentialness usage on Jung test system that system showed is incredible appeared differently in relation to the open system.


2008 ◽  
Vol 2008 ◽  
pp. 1-9
Author(s):  
Shoude Chang ◽  
Kui Yu ◽  
Jiaren Liu

Secure information retrieval technology aims at status identification and documentation authentication. Ideally, materials or devices used in these technologies should be hard to find, difficult to counterfeit, and as simple as possible. This manuscript addresses a novel information retrieval technology, with photoluminescent (PL) semiconductor quantum dots (QDs) synthesized via wet chemistry approaches used as its coding materials. Conceptually, these QDs are designed to exhibit emission at Fraunhofer line positions, namely, black lines in the solar spectrum; thus, the retrieval system can extract useful information under sunshine covering areas. Furthermore, multiphoton excitation (MPE) technology enables the retrieval system to be multilayer information extraction, with thin films consisting of QDs applied to various substrates, such as military helmets and vehicle and fingernails. Anticipated applications include security, military, and law enforcement. QD-based security information can be easily destroyed by preset expiration in the presence of timing agents.


1980 ◽  
Vol 19 (01) ◽  
pp. 37-41
Author(s):  
R. F. Woolson ◽  
M. T. Tsuang ◽  
L. R. Urban

We are now conducting a forty-year follow-up and family study of 200 schizophrenics, 325 manic-depressives and 160 surgical controls. This study began in 1973 and has continued to the present date. Numerous data handling and data management decisions were made in the course of collecting the data for the project. In this report some of the practical difficulties in the data handling and computer management of such large and bulky data sets are enumerated.


Information sharing among the associations is a general development in a couple of zones like business headway and exhibiting. As bit of the touchy principles that ought to be kept private may be uncovered and such disclosure of delicate examples may impacts the advantages of the association that have the data. Subsequently the standards which are delicate must be secured before sharing the data. In this paper to give secure information sharing delicate guidelines are bothered first which was found by incessant example tree. Here touchy arrangement of principles are bothered by substitution. This kind of substitution diminishes the hazard and increment the utility of the dataset when contrasted with different techniques. Examination is done on certifiable dataset. Results shows that proposed work is better as appear differently in relation to various past strategies on the introduce of evaluation parameters.


2016 ◽  
Vol 2016 (1) ◽  
pp. 213-218
Author(s):  
Kazushige Banzawa ◽  
Kazuma Shinoda ◽  
Madoka Hasegawa

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