ISC2 Cybersecurity Certification Vocabularies (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A
ISC2 Cybersecurity Certification
Vocabularies (Latest 2024/ 2025 Update)
100% Correct Questions and Verified
Answers| Grade A
Q: Baseline
Answer:
A documented, lowest level of security configuration allowed by a standard or organization.
Q: Biometric
Answer:
Biological characteristics of an individual, such as a fingerprint, hand geometry, voice, or iris
patterns.
Q: Bit
Answer:
The most essential representation of data (zero or one) at Layer 1 of the Open Systems
Interconnection (OSI) model.
Q: Bot
Answer:
Malicious code that acts like a remotely controlled "robot" for an attacker, with other Trojan and
worm capabilities.
Q: Breach
Answer:
The loss of control, compromise, unauthorized disclosure, unauthorized acquisition or any
similar occurrence where: a person other than an authorized user accesses or potentially accesses
personally identifiable information; or an authorized user accesses personally identifiable
information for other than an authorized purpose. Source: NIST SP 800-53 Rev. 5
Q: Broadcast
Answer:
Broadcast transmission is a one-to-many (one-to-everyone) form of sending internet traffic.
Q: Business Continuity (BC)
Answer:
Actions, processes and tools for ensuring an organization can continue critical operations during
a contingency.
Q: Business Continuity Plan (BCP)
Answer:
The documentation of a predetermined set of instructions or procedures that describe how an
organization's mission/business processes will be sustained during and after a significant
disruption.
Q: Business Impact Analysis (BIA)
Answer:
An analysis of an information system's requirements, functions, and interdependencies used to
characterize system contingency requirements and priorities in the event of a significant
disruption. NIST SP 800-34 Rev. 1
Q: Byte
Answer:
The byte is a unit of digital information that most commonly consists of eight bits.
Q: Checksum
Answer:
A digit representing the sum of the correct digits in a piece of stored or transmitted digital data,
against which later comparisons can be made to detect errors in the data.
Q: Ciphertext
Answer:
The altered form of a plaintext message so it is unreadable for anyone except the intended
recipients. In other words, it has been turned into a secret.
Q: Classification
Answer:
Classification identifies the degree of harm to the organization, its stakeholders or others that
might result if an information asset is divulged to an unauthorized person, process or
organization. In short, classification is focused first and foremost on maintaining the
confidentiality of the data, based on the data sensitivity.
Q: Classified or Sensitive Information
Answer:
Information that has been determined to require protection against unauthorized disclosure and
is marked to indicate its classified status and classification level when in documentary form.
Q: Cloud Computing
Answer:
A model for enabling ubiquitous, convenient, on-demand network access to a shared pool of
configurable computing resources (e.g., networks, servers, storage, applications, and services)
that can be rapidly provisioned and released with minimal management effort or service provider
interaction. NIST 800-145
Q: Community Cloud
Answer:
A system in which the cloud infrastructure is provisioned for exclusive use by a specific
community of consumers from organizations that have shared concerns (e.g., mission, security
requirements, policy and compliance considerations). It may be owned, managed and operated
by one or more of the organizations in the community, a third party or some combination of
them, and it may exist on or off premises. NIST 800-145
Q: Confidentiality
Answer:
The characteristic of data or information when it is not made available or disclosed to
unauthorized persons or processes. NIST 800-66
Q: Configuration Management
Answer:
A process and discipline used to ensure that the only changes made to a system are those that
have been authorized and validated.
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