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Cybersecurity engineering began to take shape as a distinct field in the 1970s, coinciding with the growth of computer networks and the Internet.Initially, security efforts focused on physical protection, such as safeguarding mainframes and limiting access to sensitive areas.
The following outline is provided as an overview of and topical guide to computer security: . Computer security (also cybersecurity, digital security, or information technology (IT) security) is the protection of computer software, systems and networks from threats that can lead to unauthorized information disclosure, theft or damage to hardware, software, or data, as well as from the ...
An example of a physical security measure: a metal lock on the back of a personal computer to prevent hardware tampering. Computer security (also cybersecurity, digital security, or information technology (IT) security) is the protection of computer software, systems and networks from threats that can lead to unauthorized information disclosure, theft or damage to hardware, software, or data ...
A cross-domain solution (CDS) is an integrated information assurance system composed of specialized software or hardware that provides a controlled interface to manually or automatically enable and/or restrict the access or transfer of information between two or more security domains based on a predetermined security policy.
The security policy must be explicit, well-defined, and enforced by the computer system. Three basic security policies are specified: [6] Mandatory Security Policy – Enforces access control rules based directly on an individual's clearance, authorization for the information and the confidentiality level of the information being sought. Other ...
Ideal level of investment in company computer security, given decreasing incremental returns. The Gordon–Loeb model is an economic model that analyzes the optimal level of investment in information security. The benefits of investing in cybersecurity stem from reducing the costs associated with cyber breaches. The Gordon-Loeb model provides a ...
This is a list of cybersecurity information technology.Cybersecurity is security as it is applied to information technology.This includes all technology that stores, manipulates, or moves data, such as computers, data networks, and all devices connected to or included in networks, such as routers and switches.
Ankit Fadia (born 1985) [1] is an Indian self-proclaimed white-hat computer hacker, author, and television host.He is considered to be a security charlatan. [2] [3] [4] His work mostly involves OS and networking tips and tricks and proxy websites.