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Protection of computer systems from information disclosure, theft or damage
Computer security (also cybersecurity, digital security, or information technology (IT) security) is a subdiscipline within the field of information security
Computer_security
Term for computer intruders and computing experts
unauthorized access to a computer system or network. The word is also used for a skilled programmer or computer enthusiast. In computer security, it may describe
Hacker
Software security mechanism
In computer security, a sandbox is a security mechanism for separating running programs, usually in an effort to mitigate system failures and/or software
Sandbox_(computer_security)
Exploitable weakness in a computer system
In computer security, a vulnerability is a flaw or weakness in a system's design, implementation, or management that can be exploited by a malicious actor
Vulnerability (computer security)
Vulnerability_(computer_security)
Potential negative action or event facilitated by a vulnerability
In computer security, a threat is an action or event that would result in an unwanted or negative impact to a computer system, software, data, or other
Threat_(computer_security)
Method of attack on computer systems
integrity and security of computer systems. Exploits can cause unintended or unanticipated behavior in systems, potentially leading to severe security breaches
Exploit_(computer_security)
principal in computer security is an entity that can be authenticated by a computer system or network. It is referred to as a security principal in Java
Principal_(computer_security)
Security vulnerability in Diffie–Hellman key exchange
is a security vulnerability in systems that use Diffie–Hellman key exchange with the same prime number. It was discovered by a team of computer scientists
Logjam_(computer_security)
Process by which an individual gains access to a computer system
In computer security, logging in (or logging on, signing in, or signing on) is the process by which an individual gains access to a computer system or
Login
Degree of resistance to, or protection from, harm
information security management scheme. Computer security, IT security, ICT security, and network security are thus all subdomains of information security. National
Security
fields of computer security and information technology, computer security incident management involves the monitoring and detection of security events on
Computer security incident management
Computer_security_incident_management
provide computer security services, develop computer security software or resell software exploits. Absolute Security ADF Solutions Aikido Security Altor
List of computer security companies
List_of_computer_security_companies
Convention for individuals involved in computer security
A computer security conference is a convention for individuals involved in computer security. They generally serve as meeting places for system and network
Computer_security_conference
Protection measures for a system
risks to physical property, information, computer systems, or other assets. In the field of information security, such controls protect the confidentiality
Security_controls
Type of social engineering
In computer security, shoulder surfing is a social engineering technique used to obtain a user's authentication information without their permission.
Shoulder surfing (computer security)
Shoulder_surfing_(computer_security)
October 2026 in information security
In information security, October 2026 has been referred to as Black October due to several major security incidents and vulnerability disclosures. The
Black October (information security)
Black_October_(information_security)
Process of incorporating security controls into an information system
as a security policy. Cybersecurity engineering and privacy engineering focus on information security, computer security, and network security, including
Security_engineering
Overview of and topical guide to computer security
topical guide to computer security: Computer security (also cybersecurity, digital security, or information technology (IT) security) is a subdiscipline
Outline_of_computer_security
Study of computation
cryptography and computer security involve studying the means for secure communication and preventing security vulnerabilities. Computer graphics and computational
Computer_science
Cloud security software company
cloud services. On November 27, 2017, McAfee, an American global computer security software company, announced a definitive agreement to acquire Skyhigh
Skyhigh_Security
Control of access to computer networks
access, misuse, modification, or denial of a computer network and network-accessible resources. Network security involves the authorization of access to data
Network_security
2026 software security vulnerability
apply the patches before exploits (software that uses a security hole to compromise a computer) could be used. The vulnerabilities were independently discovered
PHP2Shell
Group that provides security feedback
possible security incidents. Conduct regular security audits such as incident response and recovery. As part of the United States computer security defense
Blue_team_(computer_security)
Russian computer security expert
October 2019 in Vienna (Va.)) was a Russian computer security expert, author and patent holder of computer security innovations. A former intelligence official
Victor_Sheymov
Organization which responds to computer security incidents
A computer emergency response team (CERT) is an incident response team dedicated to computer security incidents. Other names used to describe CERT include
Computer emergency response team
Computer_emergency_response_team
Computer program for information security
Computer security software or cybersecurity software is any computer program designed to influence information security. This is often taken in the context
Computer_security_software
Plan for specifying and enforcing security policies
A computer security model is a scheme for specifying and enforcing security policies. A security model may be founded upon a formal model of access rights
Computer_security_model
Computer program that modifies other programs to replicate itself and spread
A computer virus is a type of malware that, when executed, replicates itself by modifying other computer programs and inserting its own code into those
Computer_virus
Anti-theft system for computer equipment
Kensington Security Slot (also called a K-Slot or Kensington lock) is an anti-theft system for hardware electronics such as notebook computers, computer monitors
Kensington_Security_Slot
Distributed application structure in computing
maintenance tasks. In a computer security context, server-side vulnerabilities or attacks refer to those that occur on a server computer system, rather than
Client–server_model
A computer security policy defines the goals and elements of an organization's computer systems. The definition can be highly formal or informal. Security
Computer_security_policy
Methods used to protect cloud-based assets
cloud computing. It is a sub-domain of computer security, network security and, more broadly, information security. Cloud computing and storage provide
Cloud_computing_security
Data, device, or other component of a computing environment
In information security, computer security and network security, an asset is any data, device, or other component of the environment that supports information-related
Asset_(computer_security)
Independent examination of knowledge protection mechanisms
as an information technology security audit or a computer security audit. However, information security encompasses much more than IT. The auditor is responsible
Information_security_audit
Psychological manipulation in information security
penetration-testing". Computers & Security. 83: 354–366. doi:10.1016/j.cose.2019.02.012. S2CID 86565713. "Fundamentals of cyber security". BBC Bitesize. 19
Social_engineering_(security)
American hacker (1963–2023)
2023) was an American computer security consultant, author, and convicted hacker. In 1995, he was arrested for various computer and communications-related
Kevin_Mitnick
Self-replicating malware program
relying on security failures on the target computer to access it. It will use this machine as a host to scan and infect other computers. When these new
Computer_worm
Information assurance (IA) requirements overview
Regulations for information security comprises directives that safeguard information technology and computer systems with the purpose of forcing companies
Information security regulations
Information_security_regulations
French national agency for computer and network security
Agency for the Security of Information Systems) is a French service created on 7 July 2009 with responsibility for computer security. ANSSI reports to
Agence nationale de la sécurité des systèmes d'information
Agence_nationale_de_la_sécurité_des_systèmes_d'information
In the computer security or Information security fields, there are a number of tracks a professional can take to demonstrate qualifications. Four sources
List of computer security certifications
List_of_computer_security_certifications
Information security publication (1975)
of Information in Computer Systems is a 1975 seminal publication by Jerome Saltzer and Michael Schroeder about information security. The paper was published
The Protection of Information in Computer Systems
The_Protection_of_Information_in_Computer_Systems
Reliance on design or implementation secrecy for security
controversy Code morphing Code talker Concealment device Full disclosure (computer security) Need to know Obfuscation Obfuscation (software) Secure by design
Security_through_obscurity
U.S. signals intelligence organization
DoD Computer Security Center was founded in 1981 and renamed the National Computer Security Center (NCSC) in 1985. NCSC was responsible for computer security
National_Security_Agency
Measures taken to improve the security of an application
Application security (AppSec) includes all tasks that introduce a secure software development life cycle to development teams. Its final goal is to improve
Application_security
Software for executing a denial-of-service attack
attack; the Apache modules mod_limitipconn, mod_qos, mod_evasive, mod_security, mod_noloris, and mod_antiloris have all been suggested as means of reducing
Slowloris_(cyber_attack)
American computer security expert (born 1975)
hacker, computer and internet security expert who founded the Black Hat and DEF CON computer security conferences. Moss received his first computer at the
Jeff_Moss_(hacker)
Computer hacker who hacks ethically
including the Computer Misuse Act. In the United States, ethical hacking and security research remain subject to federal and state computer crime laws,
White_hat_hacker
Field of computer security
Security information and event management (SIEM) is a field within computer security that combines security information management (SIM) and security
Security information and event management
Security_information_and_event_management
Process of securing digital information
a data breach. Data security protects computer hardware, software, storage devices, and the data of user devices. Data security also protects the data
Data_security
Topics referred to by the same term
to: Airport security Computer security Energy security Security (electrical grid), a real-time component of reliability Food security Security of person
Security_(disambiguation)
Academic journal
The Computer Law & Security Review is an international peer-reviewed journal published by Elsevier. It has been published six times a year since 1985
Computer Law & Security Review
Computer_Law_&_Security_Review
Type of malware
about the possible existence of trojans from a report on the security of Multics. The computer term "trojan horse" is derived from the legendary Trojan Horse
Trojan_horse_(computing)
Branch of computer security
Internet security is a branch of computer security focused on the Internet. It includes browser security, web application security, and network security as
Internet_security
Model for disclosing computer security vulnerabilities
it is ethical hackers who find these vulnerabilities. Hackers and computer security scientists have the opinion that it is their social responsibility
Vulnerability_disclosure
The Computer Security Institute (CSI) was a professional membership organization serving practitioners of information, network, and computer-enabled physical
Computer_Security_Institute
Layer of protection in computer systems
improving fault tolerance) and malicious behavior (by providing computer security). Computer operating systems provide different levels of access to resources
Protection_ring
Authorized cyberattack for testing purposes
pentest, is an authorized simulated cyberattack on a computer system, performed live to evaluate the security of the system. The test is performed to identify
Penetration_test
Cryptographic protocols for securing data in transit
Transport Layer Security (TLS) is a cryptographic protocol designed to provide secured communications over a computer network, such as the Internet. The
Transport_Layer_Security
Russian multinational cybersecurity and anti-virus provider
Katie Moussouris – American computer security researcher, creator of Microsoft's bug bounty program, founder of Luta Security. She spoke at SAS about the
Kaspersky_Lab
Security architecture implemented in hardware
to a computer or network server. Some providers in this discipline consider that the key difference between hardware security and software security is that
Hardware_security
Text used for user authentication to prove identity
Computer Security Resource Center: Glossary. National Institute of Standards and Technology. Retrieved 13 July 2026. "Passphrase". Computer Security Resource
Password
Patched software backdoor
high level of operational security for a long period of time while working to attain a position of trust. American security researcher Dave Aitel suggested
XZ_Utils_backdoor
Authorization mechanism in computer security
Frey is also an identity delegation. The most common way of ensuring computer security is access control mechanisms provided by operating systems such as
Delegation (computer security)
Delegation_(computer_security)
Cybersecurity and identity management company
Transmit Security is a private cybersecurity and identity and access management company based in Tel Aviv, Israel and Boston, Massachusetts. Founded by
Transmit_Security
Malicious software
user's computer security and privacy without their knowledge. Researchers tend to classify malware into one or more sub-types (i.e. computer viruses
Malware
phone lines by configuring the Digital Equipment computer, the PDP-1, to make free calls, to conduct security attacks called "war dialing" via dial up modems
List of security hacking incidents
List_of_security_hacking_incidents
Ordered list of certificates to establish trust
In computer security, a chain of trust is established by validating each component of hardware and software from the end entity up to the root certificate
Chain_of_trust
Multi-tool electronic device
The Flipper Zero is a portable multi-functional security device developed for interaction with access control systems. The device is able to read, copy
Flipper_Zero
Instructions a computer can execute
Software (SW) consists of computer programs that instruct the execution of a computer. Software also includes design documents and specifications. The
Software
Concept in computer security
In computer security, a weird machine is a computational artifact where additional code execution can happen outside the original specification of the
Weird_machine
Hacker who operates without permission or malice
ethical security researchers who inadvertently or arguably violate the law in an effort to research and improve security. They advocate for computer offense
Grey_hat_hacker
Conference held in Wellington, New Zealand
Zealand computer security conference held in Wellington from 2007. It brings together a variety of people interested in information security. Representatives
Kawaiicon
American computer scientist (born 1963)
(/ˈʃnaɪ.ər/; born January 15, 1963) is an American cryptographer, computer security professional, privacy specialist, and writer. Schneier is an adjunct
Bruce_Schneier
Branch of digital forensic science
Computer forensics (also known as computer forensic science) is a branch of digital forensic science pertaining to evidence found in computers and digital
Computer_forensics
Chinese internet censorship and monitoring project
Users are prohibited from engaging in activities that harm the security of computer information networks and from using networks or changing network
Golden_Shield_Project
Subculture of individuals
to security breakers, calling them "crackers" instead. This includes both "good" crackers ("white hat hackers"), who use their computer security-related
Hacker_culture
Cyberattack exploiting high-speed expansion ports
attack is a type of side channel attack in computer security, in which an attacker can penetrate a computer or other device, by exploiting the presence
DMA_attack
U.S. federal law
The Computer Security Act of 1987, Public Law No. 100-235 (H.R. 145), (Jan. 8, 1988), is a United States federal law enacted in 1987. It is intended to
Computer_Security_Act_of_1987
Unskilled malicious hacker
Black hat hacker Computer security Exploit (computer security) Hacker (computer security) Hacktivism Lamer List of convicted computer criminals Luser Noob
Script_kiddie
Form of malicious software
Rogue security software is a form of malicious software and internet fraud that misleads users into believing there is a virus on their computer and aims
Rogue_security_software
Type of crime based in computer networks
internet? Computer Law & Security Report Vol.16 no.5. Easttom, C. (2010) Computer Crime Investigation and the Law Fafinski, S. (2009) Computer Misuse: Response
Cybercrime
Application of computer system
Multilevel security or multiple levels of security (MLS) is the application of a computer system to process information with incompatible classifications
Multilevel_security
Military exercise of authority by a commanding officer over assigned forces
the computer security industry and in the context of cyberwarfare. Here the term refers to the influence an attacker has over a compromised computer system
Command_and_control
Branch of computer security related to the automotive context
Automotive security refers to the branch of computer security focused on the cyber risks related to the automotive context. The increasingly high number
Automotive_security
Test to determine whether a user is human
means for security are twofold. Either the problem goes unsolved and there remains a reliable method for distinguishing humans from computers, or the problem
CAPTCHA
Technology standards and techniques
as the most popular best practice for Information Technology (IT) computer security, but many note that it requires significant investment. Cross-border
Information security standards
Information_security_standards
Computer security vulnerability
Downfall, known as Gather Data Sampling (GDS) by Intel, is a computer security vulnerability found in 6th through 11th generations of consumer and 1st
Downfall (security vulnerability)
Downfall_(security_vulnerability)
American global computer security software company
privately held security company, for $33 million. Solidcore was a maker of software that helped companies protect ATMs and other specialized computers. The acquisition
McAfee
Measures to remedy sudden disruptions and prevent future reoccurrences
resilience requirements. Today, an important role is played by a Computer Security Incident Response Team (CSIRT), due to the rise of internet crime
Incident_management
Computer safety concept
Capability-based security is a concept in the design of secure computing systems, one of the existing security models. A capability (known in some systems
Capability-based_security
American international information security company
software portal Computer programming portal Offensive Security Certified Professional Kali NetHunter BackTrack Linux List of computer security certifications
Offensive_Security
Computer security exploit using injected code
Code injection is a computer security exploit where a program fails to correctly process external data, such as user input, causing it to interpret the
Code_injection
Protecting information by mitigating risk
technology (IT) security specialists. These specialists apply information security to technology (most often some form of computer system). IT security specialists
Information_security
American professor of computer science
computer science in the Khoury College of Computer Sciences at Northeastern University known for his contributions to computer security and security for
Kevin_Fu
Cyber attack where any code can be run
In computer security, arbitrary code execution (ACE) is an attacker's ability to run any commands or code of the attacker's choice on a target machine
Arbitrary_code_execution
American computer scientist
Sushil Jajodia is an American computer scientist known for his work on cyber security and privacy, databases, and distributed systems. Sushil Jajodia
Sushil_Jajodia
American security software company
managed security services. It provided software and services for computers, servers, networks, and remote locations that involve preemptive security against
Internet_Security_Systems
American company specializes in endpoint security and cyber resilience
Absolute Security developed a product to manage, track and secure computers regardless of the physical location of devices. In 2000, Absolute Security became
Absolute_Security
Computer security standard to prevent cross-site scripting and related attacks
Content Security Policy (CSP) is a computer security standard introduced to prevent cross-site scripting (XSS), clickjacking and other code injection attacks
Content_Security_Policy
Attribution of a cybercrime
In computer security, attribution is finding out who perpetrated an attack. Uncovering a perpetrator may give insights into various security issues, such
Attribution (information security)
Attribution_(information_security)
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