Security
This cyber security glossary explains the meaning of terms about different types of computer security threats as well as words about application security, access control, network intrusion detection, security awareness training and computer forensics.

Authentication and access control
Terms related to authentication, including security definitions about passwords and words and phrases about proving identity.
-
What is a cloud access security broker (CASB)?
A cloud access security broker (CASB) is a software tool or service that sits between an organization's on-premises infrastructure and a cloud provider's infrastructure.
-
What is Point-to-Point Protocol over Ethernet (PPPoE)?
Point-to-Point Protocol over Ethernet (PPPoE) is a network protocol that facilitates communication between network endpoints.
-
What is governance, risk and compliance (GRC)?
Governance, risk and compliance (GRC) refers to an organization's strategy, or framework, for handling the interdependencies of the following three components: corporate governance policies, enterprise risk management programs, and regulatory and company compliance.
Compliance, risk and governance
This glossary contains definitions related to compliance. Some definitions explain the meaning of words used in compliance regulations. Other definitions are related to the strategies that compliance officers use to mitigate risk and create a manageable compliance infrastructure.
-
What is a cloud access security broker (CASB)?
A cloud access security broker (CASB) is a software tool or service that sits between an organization's on-premises infrastructure and a cloud provider's infrastructure.
-
What is SOX compliance? A complete guide and checklist
SOX compliance entails adhering to the Sarbanes-Oxley Act of 2002, a U.S. law introduced to enhance investor protection by ensuring greater accuracy, transparency and accountability in public companies' financial reporting.
-
What is regulatory compliance?
Regulatory compliance is an organization's adherence to laws, regulations, guidelines and specifications relevant to its business processes.
Network security
Terms related to network security, including definitions about intrusion prevention and words and phrases about VPNs and firewalls.
-
What is antivirus software?
Antivirus software (antivirus program) is a security program designed to prevent, detect, search and remove viruses and other types of malware from computers, networks and other devices.
-
What is a cloud access security broker (CASB)?
A cloud access security broker (CASB) is a software tool or service that sits between an organization's on-premises infrastructure and a cloud provider's infrastructure.
-
What is hardware security?
Hardware security is vulnerability protection that comes in the form of a physical device rather than software installed on a computer system's hardware. It also refers to the protection of physical systems from harm.
Security Admin
Terms related to security management, including definitions about intrusion detection systems (IDS) and words and phrases about asset management, security policies, security monitoring, authorization and authentication.
-
What is antivirus software?
Antivirus software (antivirus program) is a security program designed to prevent, detect, search and remove viruses and other types of malware from computers, networks and other devices.
-
What is a cloud access security broker (CASB)?
A cloud access security broker (CASB) is a software tool or service that sits between an organization's on-premises infrastructure and a cloud provider's infrastructure.
-
What is hardware security?
Hardware security is vulnerability protection that comes in the form of a physical device rather than software installed on a computer system's hardware. It also refers to the protection of physical systems from harm.
Threat management
Terms related to security threats, including definitions about anti-virus programs or firewalls and words and phrases about malware, viruses, Trojans and other security attacks.
-
What is antivirus software?
Antivirus software (antivirus program) is a security program designed to prevent, detect, search and remove viruses and other types of malware from computers, networks and other devices.
-
What is a stealth virus and how does it work?
A stealth virus is a computer virus that uses various mechanisms to avoid detection by antivirus software.
-
What is a SIM swap attack (SIM intercept attack)?
A SIM swap attack (SIM intercept attack) is a form of identity fraud in which the attacker transfers a user's phone number to a different SIM card to gain access to the user's phone calls, text messages, bank accounts, credit card numbers and other sensitive information.