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Traditional authentication methods are vulnerable to different types of attacks. The authentication scheme like password or PIN-based have proven to be vulnerable to different forms of observation attacks such as, video-recording, key-logging or shoulder surfing attacks. In order to reduce these type of attacks, a number of solutions have been proposed. More used proposed system is the cognitive authentication...
Access control is regarded as absolutely crucial in any environment, especially in home and work environments where sensitive resources are accessed. In this paper, we propose a non-contact, gesture-based authentication alternative to password authentication. The solution focuses on capturing specific graphical information, in the form of patterns drawn in the air, as a means of authentication. The...
Mobile agents, which are used for building distributed systems effectively, are autonomous programs that can travel through a computer network to fulfill their tasks. For practical use of mobile agents, protecting agents and platforms is an extremely important matter. Nevertheless, few security techniques exist for the DASH agent framework, which supports agent mobility. Other agent frameworks such...
Enterprise networks have been a frequent target of data breaches and sabotage. In a widely used method, attackers establish a foothold in the target network by compromising a single computer or account. They then move laterally between computers to access valuable resources and information located deeper inside the network. To move laterally, attackers often steal valid user credentials. This paper...
Providing Authentication to any system leads to provide more security to that system. There are many authentication techniques are available, such as textual password, biometric etc. Almost all securities are covered with textual password, still it has some drawbacks. It is not hard for hackers to hack computer system secured with textual password. When user types password, the hacker can trace the...
Information security is the rapidly rising area of concern in today's world of network technology. Traditionally, secure access to information is guarded by combination of username and password. The idea of graphical password as an alternative to text based approach was proposed by Blonder in 1996 motivated by the fact called as “picture superiority effect” i.e. tendency of human brain to memorize...
Today, the world is moving beyond the imagination of the people, day by day new era in technology comes which create huge impact on their lives. As the invention of the computer takes place, now most of the work is performed with the help of computer. In order to protect the main resource of the people, it is important to make the modification in older technology or create a new one. Level of security...
Online healthcare system provides healthcare services remotely to the patient which include telecare medicine system, patient monitoring system, patient healthcare system etc. Authentication schemes plays a significant and crucial role in providing legitimacy of patient and protection to medical resources/services. New trends in cryptography make the online healthcare services feasible solution to...
SMS service is a basic feature that has been built into the cell phone, since a function of exchanging messages are practical and easily understood by all mobile phone users, when SMS is used for negative purposes then it can be used as evidence of the law. This applications was designed to help search a text messages as evidence in a crime that use SMS as a medium of communication, This Application...
Continuous authentication offers the ability to continuously verify users' identity for accessing to the protected resource. Although current explorations such as face and fingerprint verification have seen varying rates of success, three main problems may limit their applicability in the context of information protection and access control: they can be of low availability in some practical scenarios,...
Statistical anomaly detection is emerging as an important complement to signature-based methods for enterprise network defence. In this paper, we isolate a persistent structure in two different enterprise network data sources. This structure provides the basis of a regression-based anomaly detection method. The procedure is demonstrated on a large public domain data set.
Statistical anomaly detection techniques provide the next layer of cyber-security defences below traditional signature-based approaches. This article presents a scalable, principled, probability-based technique for detecting outlying connectivity behaviour within a directed interaction network such as a computer network. Independent Bayesian statistical models are fit to each message recipient in...
The possibility for theft or misuse of legitimate user credentials is a potential cyber-security weakness in any enterprise computer network which is almost impossible to eradicate. However, by monitoring the network traffic patterns, it can be possible to detect misuse of credentials. This article presents an initial investigation into deconvolving the mixture behaviour of several individuals within...
Computer networks are complex and the analysis of their structure in search for anomalous behaviour is both a challenging and important task for cyber security. For instance, new edges, i.e. connections from a host or user to a computer that has not been connected to before, provide potentially strong statistical evidence for detecting anomalies. Unusual new edges can sometimes be indicative of both...
The access to information globally and by a significant percentage of the world population is an indispensable part of our daily routine. With this global network access comes the increased possibility of malicious attacks and unauthorized access to identity, information, and other resources. In order to curb the latest threats resulted from the internet revolution in the past few years many quick...
Now a days many people are doing online financial transactions. This transaction needs to be secure. There are various attacks present behind this. Phishing is one type of attack. For detecting this attack, various anti-phishing mechanisms are used. In phishing process, suppose cheater sends out thousands of phishing emails with a link to the fake website. Victims click on links in email believing...
Interconnected computer systems and services using networks have improved the dependence on the stored accumulated data. Interconnected systems via network, in turn, could expedite security attacks. Recently, network security and cryptography techniques have evolved, leading to the advancement of biometric-based smart cards technique to implement the security of networks. In this paper, we demonstrated...
This paper has presented an approach of vTPM (virtual Trusted Platform Module) Dynamic Trust Extension (DTE) to satisfy the requirements of frequent migrations. With DTE, vTPM is a delegation of the capability of signing attestation data from the underlying pTPM (physical TPM), with one valid time token issued by an Authentication Server (AS). DTE maintains a strong association between vTPM and its...
With the increase in Man-in-the-Middle (MITM) attacks capable of breaking Hypertext Transfer Protocol Secure (HTTPS) over the past five years, researchers tasked with the improvement of HTTPS must understand each attacks characteristics. However with the large amount of attacks it is difficult to discern attack differences, with out any existing classification system capable of classifying these attacks...
Universities and other educational organizations are adopting computer and Internet-based assessment tools (herein called e-exams) to reach widespread audiences. While this makes examination tests more accessible, it exposes them to new threats. At present, there are very few strategies to check such systems for security, also there is a lack of formal security definitions in this domain. This paper...
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