The glossary
Cybersecurity Glossary
Learn about Cybrary's impact initiatives where we focus on reducing industry-wide gatekeeping, improving security teams, and making a difference throughout the cybersecurity industry and beyond.
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Security Service
A security service is a capability that supports one, or many, of the security goals. Examples of security services are key management, access control, and authentication. A capability that supports one, or more, of the security requirements (confidentiality, integrity, availability). Examples of security services are key management, access control, and authentication.
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Sha-1
Secure hash algorithm 1 (sha-1) is a cryptographic hash function designed by the United States National Security Agency and is a U.S. federal information processing standard published by the United States NIST.
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Security Relevant Change
A security relevant change is any change to a system’s configuration, environment, information content, functionality, or users which has the potential to change the risk imposed upon its continued operations.
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Sanitization
Sanitization is the process to remove information from media such that information recovery is not possible. It includes removing all labels, markings, and activity logs. A general term referring to the actions taken to render data written on media unrecoverable by both ordinary and, for some forms of sanitization, extraordinary means.
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Sniffer
A sniffer is a tool that monitors network traffic that is received in a network interface.
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Security Perimeter
A security perimeter is a physical or logical boundary that is defined for a system, domain, or enclave, within which a specified security policy or security architecture is applied.
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Safety
Safety is defined as the requirement to ensure that the individuals involved with an organization, including employees, customers, and visitors, are safeguarded from any kind of malicious act or attack.
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Security Mechanism
A security mechanism is a device designed to provide one or more security services usually rated in terms of strength of service and assurance of the design.
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Security Program Plan
A security management plan is a formal document that provides an overview of the security requirements for an organization-wide information security program and describes the program management security controls and common security controls in place or planned for meeting those requirements.
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Security Control Assessor
A security control assessor is the individual, group, or organization responsible for conducting a security control assessment.