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.

View All Authentication and access control Definitions

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 private cloud? Definition and examples

    Private cloud is a type of cloud computing that delivers advantages similar to public cloud, including scalability and self-service, but through a proprietary architecture.

  • What is blockchain? Definition, examples and how it works

    Blockchain is a distributed ledger technology (DLT) that's shared across a network of computers to keep a digital record of transactions.

  • What is threat modeling?

    Threat modeling is the systematic process of identifying threats to and vulnerabilities in software applications, and then defining countermeasures to mitigate those threats and vulnerabilities to better protect business processes, networks, systems and data.

View All Compliance, risk and governance Definitions Back to Top

Network security

Terms related to network security, including definitions about intrusion prevention and words and phrases about VPNs and firewalls.

  • What is Internet Key Exchange (IKE)?

    Internet Key Exchange (IKE) is a standard protocol used to set up a secure and authenticated communication channel between two parties via a virtual private network (VPN).

  • What is a certificate revocation list (CRL) and how is it used?

    A certificate revocation list (CRL) is a list of digital certificates that have been revoked by the issuing certificate authority (CA) before their actual or assigned expiration date.

  • What is cryptology?

    Cryptology is the mathematics, such as number theory and the application of formulas and algorithms, that underpin cryptography and cryptanalysis.

View All Network security Definitions Back to Top

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 Internet Key Exchange (IKE)?

    Internet Key Exchange (IKE) is a standard protocol used to set up a secure and authenticated communication channel between two parties via a virtual private network (VPN).

  • What is a certificate revocation list (CRL) and how is it used?

    A certificate revocation list (CRL) is a list of digital certificates that have been revoked by the issuing certificate authority (CA) before their actual or assigned expiration date.

  • What is cryptology?

    Cryptology is the mathematics, such as number theory and the application of formulas and algorithms, that underpin cryptography and cryptanalysis.

View All Security Admin Definitions Back to Top

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 Internet Key Exchange (IKE)?

    Internet Key Exchange (IKE) is a standard protocol used to set up a secure and authenticated communication channel between two parties via a virtual private network (VPN).

  • What is a certificate revocation list (CRL) and how is it used?

    A certificate revocation list (CRL) is a list of digital certificates that have been revoked by the issuing certificate authority (CA) before their actual or assigned expiration date.

  • What is cryptology?

    Cryptology is the mathematics, such as number theory and the application of formulas and algorithms, that underpin cryptography and cryptanalysis.

View All Threat management Definitions Back to Top