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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.

Anti-virus, antimalware

Terms related to spyware, including definitions about malware and words and phrases about online advertising, adware and online privacy.

  • potentially unwanted program (PUP)

    A potentially unwanted program (PUP) is a program that may be unwanted, despite the possibility that users consented to download it.

  • cookie poisoning

    Cookie poisoning is a type of cyber attack in which a bad actor hijacks, forges, alters or manipulates a cookie to gain unauthorized access to a user's account, open a new account in the user's name or steal the user's information for purposes such as identity theft.

  • scareware

    Scareware is a type of malware tactic used to manipulate victims into downloading or buying potentially malware-infested software.

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Application security

Terms related to application security, including procedural definitions for preventing software vulnerabilities and words and phrases about secure code development.

  • plaintext

    In cryptography, plaintext is usually ordinary readable text before it is encrypted into ciphertext or after it is decrypted.

  • cookie poisoning

    Cookie poisoning is a type of cyber attack in which a bad actor hijacks, forges, alters or manipulates a cookie to gain unauthorized access to a user's account, open a new account in the user's name or steal the user's information for purposes such as identity theft.

  • cloud audit

    A cloud audit is a periodic examination an organization does to assess and document its cloud vendor's performance.

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Authentication, access control

Terms related to authentication, including security definitions about passwords and words and phrases about proving identity.

  • strong password

    A strong password is one that is designed to be hard for a person or program to guess.

  • Security Assertion Markup Language (SAML)

    Security Assertion Markup Language (SAML) is an open standard for sharing security information about identity, authentication and authorization across different systems.

  • What is biometric authentication?

    Biometric authentication is a security process that relies on the unique biological characteristics of individuals to verify they are who they say they are.

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Malware

Terms related to malware, including definitions about viruses and Trojans and other words and phrases about malicious software.

  • Nimda

    First appearing on September 18, 2001, Nimda is a computer virus that caused traffic slowdowns as it rippled across the internet.

  • virus hoax

    A virus hoax is a false warning about a computer virus.

  • cache poisoning

    Cache poisoning is a type of cyber attack in which attackers insert fake information into a domain name system (DNS) cache or web cache for the purpose of harming users.

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Network security

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

  • token

    In general, a token is an object that represents something else, such as another object (either physical or virtual), or an abstract concept as, for example, a gift is sometimes referred to as a token of the giver's esteem for the recipient.

  • Twofish

    Twofish is a symmetric-key block cipher with a block size of 128 bits and variable-length key of size 128, 192 or 256 bits.

  • potentially unwanted program (PUP)

    A potentially unwanted program (PUP) is a program that may be unwanted, despite the possibility that users consented to download it.

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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.

  • token

    In general, a token is an object that represents something else, such as another object (either physical or virtual), or an abstract concept as, for example, a gift is sometimes referred to as a token of the giver's esteem for the recipient.

  • Twofish

    Twofish is a symmetric-key block cipher with a block size of 128 bits and variable-length key of size 128, 192 or 256 bits.

  • potentially unwanted program (PUP)

    A potentially unwanted program (PUP) is a program that may be unwanted, despite the possibility that users consented to download it.

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SearchCompliance
  • ISO 31000 Risk Management

    The ISO 31000 Risk Management framework is an international standard that provides businesses with guidelines and principles for ...

  • pure risk

    Pure risk refers to risks that are beyond human control and result in a loss or no loss with no possibility of financial gain.

  • risk reporting

    Risk reporting is a method of identifying risks tied to or potentially impacting an organization's business processes.

SearchSecurity
  • Twofish

    Twofish is a symmetric-key block cipher with a block size of 128 bits and variable-length key of size 128, 192 or 256 bits.

  • walled garden

    On the internet, a walled garden is an environment that controls the user's access to network-based content and services.

  • potentially unwanted program (PUP)

    A potentially unwanted program (PUP) is a program that may be unwanted, despite the possibility that users consented to download ...

SearchHealthIT
SearchDisasterRecovery
  • What is risk mitigation?

    Risk mitigation is a strategy to prepare for and lessen the effects of threats faced by a business.

  • fault-tolerant

    Fault-tolerant technology is a capability of a computer system, electronic system or network to deliver uninterrupted service, ...

  • synchronous replication

    Synchronous replication is the process of copying data over a storage area network, local area network or wide area network so ...

SearchStorage
  • Remote Direct Memory Access (RDMA)

    Remote Direct Memory Access (RDMA) is a technology that enables two networked computers to exchange data in main memory without ...

  • storage (computer storage)

    Data storage is the collective methods and technologies that capture and retain digital information on electromagnetic, optical ...

  • storage medium (storage media)

    In computers, a storage medium is a physical device that receives and retains electronic data for applications and users and ...

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