A survey of Indian Cyber crime and law and its pre- vention approach

International Journal of Advanced Computer Technology (IJACT)ISSN:2319-7900Flooding a computer resource with more requests than it canhandle. This causes the resource to crash thereby denyingaccess of service to authorized users.Examples includeAttempts to "flood" a network, thereby preventing legitimatenetwork traffic attempts to disrupt connections between twomachines, thereby preventing access to a service attempts toprevent a particular individual from accessing a service attemptsto disrupt service to a specific system or person.About insider crimeWe generally focus on insider cyber crime. Insider cyberattacks are most dangerous then other attacks because it canhappen any legal access of system. Further, as individualshaving authorized access and with positions of trust, insiderscould be capable of defeating methods not available to outsiders.Insiders have more opportunity (i.e. more favorable(conditions) to select the most vulnerable target and the besttime to perform or attempt to perform the malicious act.They can extend the malicious act over a long period of timeto maximize the likelihood of success. This could include,for example, tampering with safety equipment to prepare foran attempt or act of sabotage or falsifying accountingrecords to repeatedly steal small amounts of nuclear material.In the discussion of computer security there should bealways an assumption that we cannot apply those so calledmethods or constraints for the employees within. Thereforethe insider attacks seem to us like unstoppable. But it is nottrue always. Insiders can be stopped, but stopping them is acomplex problem. Insider attacks can only be preventedthrough a layered defense strategy consisting of policies,procedures, and technical controls. Therefore, managementmust pay close attention to many aspects of its organization,including its business policies and procedures, organizationalculture, and technical environment. It must look beyondinformation technology to the organization‟s overall businessprocesses and the interplay between those processesand the technologies used.Types of insider cyber crimeInsiders may have different motivations and may be passiveor active, non-violent or violent (Fig. 1). The term „motivation‟is used to describe the motive forces that compel anadversary to perform or attempt to perform a malicious act.Motivation may include ideological, personal, financial andpsychological factors and other forces such as coercion. Insiderscould act independently or in collusion with others.They could become malicious on a single impulse, or act ina premeditated and well prepared manner, depending upontheir motivation .An individual could be forced to becomean insider by coercion or by coercing his family members.Passive insiders are non-violent and limit their participationto providing information that could help adversaries to performor attempt to perform a malicious act. Active insidersare willing to provide information, perform actions and maybe violent or non-violent. Active insiders are willing to opendoors or locks, provide hands-on help and aid in neutralizingresponse force personnel. Non-violent active insiders are notwilling to be identified or risk the chance of engaging responseforces and may limit their activities to tamperingwith accounting and control, and safety and security systems.Violent active insiders may use force regardless ofwhether it enhances their chances of success; they may actrationally or irrationally.FIG -1. Categories of insiders.Types of Attacks from InsiderThere are many types of attacks can be occur but most importance‟sare as following:Fraudcases in which current or former customer or contractorsintentionally exceeded or misused an authorized level ofaccess to networks, systems, or data with the intention ofA survey of Indian Cyber crime and law and its prevention approach 50