Cybersecurity Concepts and Vulnerabilities Quiz
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Questions and Answers

Which of the following best defines a 'vulnerability'?

  • The probability of a threat acting upon a system
  • A potential hazard that can be exploited
  • The impact of a cyber incident on a business
  • A weakness or flaw that could permit unauthorized action (correct)
  • Denial of Service (DoS) attacks aim to improve system availability.

    False (B)

    What is a common mitigation strategy against phishing attacks?

    Educating users about phishing attacks

    __________ threats are caused by employees who intentionally or unintentionally harm their organization.

    <p>Insider</p> Signup and view all the answers

    Match the following types of cyber threats to their definitions:

    <p>Malware = Software designed to disrupt or damage systems Phishing = Tricking individuals into giving up personal information DDoS = Overwhelming a system making it unavailable MitM Attacks = Intercepting communications between two parties</p> Signup and view all the answers

    Which type of vulnerability refers to weaknesses in software code?

    <p>Software Vulnerabilities (C)</p> Signup and view all the answers

    Advanced Persistent Threats (APTs) are typically low-skilled attacks that can be easily mitigated.

    <p>False (B)</p> Signup and view all the answers

    What is the primary purpose of risk assessment?

    <p>To identify, evaluate, and prioritize risks (D)</p> Signup and view all the answers

    Name a mitigation strategy for addressing human vulnerabilities.

    <p>Training staff on security procedures</p> Signup and view all the answers

    Qualitative risk assessment relies on quantitative data for its evaluations.

    <p>False (B)</p> Signup and view all the answers

    To protect against __________ vulnerabilities, regular updates and strong security configurations should be maintained.

    <p>network</p> Signup and view all the answers

    What is a key objective of addressing cyber threats and vulnerabilities?

    <p>Ensuring system reliability (A)</p> Signup and view all the answers

    Name one advantage of quantitative risk assessment.

    <p>Provides precise and objective risk analysis.</p> Signup and view all the answers

    In qualitative risk assessment, risks are categorized as high, medium, or _____

    <p>low</p> Signup and view all the answers

    Match the risk assessment methodology to its major characteristic:

    <p>Qualitative = Subjective evaluation of risks Quantitative = Objective analysis using numerical data NIST RMF = Structured governmental framework ISO/IEC 27005 = Internationally recognized standard</p> Signup and view all the answers

    Which of the following is a disadvantage of hybrid risk assessment?

    <p>It requires both qualitative and quantitative data (A)</p> Signup and view all the answers

    The NIST Risk Management Framework (RMF) includes ongoing monitoring of security controls.

    <p>True (A)</p> Signup and view all the answers

    What is one key benefit of conducting risk assessment?

    <p>Proactive risk management</p> Signup and view all the answers

    Quantitative risk assessment involves assigning _____ to the potential impact of risks.

    <p>monetary values</p> Signup and view all the answers

    Which risk assessment methodology is recognized for integrating with ISO standards?

    <p>ISO/IEC 27005 (C)</p> Signup and view all the answers

    Which of the following is NOT a core principle of security engineering?

    <p>Profitability (D)</p> Signup and view all the answers

    Confidentiality measures include encryption, access controls, and data masking.

    <p>True (A)</p> Signup and view all the answers

    What does integrity in security engineering refer to?

    <p>Maintaining the accuracy and completeness of data.</p> Signup and view all the answers

    The principle of ______ ensures that users are verified before being granted access.

    <p>authentication</p> Signup and view all the answers

    Match the security principle with its definition:

    <p>Confidentiality = Ensuring that sensitive information is only accessible by authorized individuals. Integrity = Maintaining the accuracy and completeness of data. Availability = Ensuring that information and systems are available to users when needed. Non-repudiation = Ensuring that actions cannot be denied after they have occurred.</p> Signup and view all the answers

    What is one objective of security engineering?

    <p>Mitigating cyber risks (A)</p> Signup and view all the answers

    Authorization is about verifying user identities.

    <p>False (B)</p> Signup and view all the answers

    Name one measure taken to maintain availability in security systems.

    <p>Redundancy</p> Signup and view all the answers

    The principle of ______ ensures that organizations comply with regulatory requirements.

    <p>compliance</p> Signup and view all the answers

    Match the activity with its type of security practice:

    <p>Secure Software Development = Incorporating security into the software development lifecycle. Network Security = Using firewalls and intrusion detection systems. Access Control = Implementing role-based access mechanisms. Incident Response Planning = Preparing to effectively respond to security incidents.</p> Signup and view all the answers

    Which term refers to measures taken to ensure that sensitive information is protected?

    <p>Confidentiality (B)</p> Signup and view all the answers

    Digital signatures are used to ensure non-repudiation.

    <p>True (A)</p> Signup and view all the answers

    What is an example of a network security measure?

    <p>Firewall</p> Signup and view all the answers

    Security engineering involves conducting ______ assessments to identify vulnerabilities.

    <p>risk</p> Signup and view all the answers

    Flashcards

    Vulnerability

    A weakness in a system or software that can be exploited by attackers.

    Threat

    The potential for a vulnerability to be exploited by an attacker.

    Risk

    The likelihood that a threat will exploit a vulnerability and the potential impact of that exploitation.

    Malware

    Software intentionally designed to harm a computer system, steal data, or gain unauthorized access.

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    Phishing

    Tricking users into revealing personal information or credentials.

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    Denial of Service (DoS)

    An attack that aims to overwhelm a system or network, making it unavailable to users.

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    Distributed Denial of Service (DDoS)

    A type of DoS attack where multiple compromised systems are used to overwhelm a target.

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    Man-in-the-Middle (MitM)

    An attacker intercepts communications between two parties without their knowledge.

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    Insider Threat

    A threat from an individual inside an organization who has access to sensitive information.

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    Advanced Persistent Threats (APT)

    Sophisticated and targeted cyber attacks conducted by skilled adversaries.

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    What is Risk Assessment?

    A systematic process of identifying, analyzing, and prioritizing risks to information systems. Helps organizations allocate resources and implement security controls.

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    Qualitative Risk Assessment

    A subjective approach using expert judgment to evaluate risks based on their severity and likelihood.

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    Quantitative Risk Assessment

    An objective approach using numerical data and statistical methods to quantify risks.

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    Hybrid Risk Assessment

    Combines elements of both qualitative and quantitative methods.

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    NIST Risk Management Framework (RMF)

    A structured approach developed by NIST for managing risks to information systems.

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    ISO/IEC 27005

    An ISO standard that provides guidelines for information security risk management.

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    Implementing Risk Assessment Methodologies

    Identifies potential risks, develops mitigation strategies, and regularly reviews findings.

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    Benefits of Risk Assessment

    Proactively managing risks, allocating resources effectively, ensuring compliance, and strengthening security measures.

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    Key Takeaways

    Each methodology has its strengths and weaknesses, choose the one that best suits your needs and resources.

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    What is this Document about?

    A document that explores various risk assessment methodologies and their applications in practice.

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    What is Security Engineering?

    The practice of applying engineering principles to the design and implementation of secure systems.

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    Confidentiality

    Ensuring sensitive information is accessible only to authorized individuals. Measures include encryption, access control, and data masking.

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    Integrity

    Maintaining the accuracy and completeness of data. Measures include checksums, digital signatures, and version control.

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    Availability

    Ensuring information and systems are available to authorized users when needed. Measures include redundancy, load balancing, and disaster recovery planning.

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    Authentication

    Verifying the identity of users and systems. Methods include passwords, biometrics, and multi-factor authentication.

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    Authorization

    Granting or denying access to resources based on user roles and permissions. Mechanisms include access control lists (ACLs) and role-based access control (RBAC).

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    Non-repudiation

    Ensuring that actions or transactions cannot be denied after they have occurred. Achieved through the use of digital signatures and audit logs.

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    Protecting Sensitive Information

    Protecting sensitive information, such as personal data, financial records, and intellectual property, from unauthorized access and disclosure.

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    Mitigating Cyber Risks

    Identifying and mitigating cyber risks, reducing the likelihood of security breaches and minimizing their impact.

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    Ensuring Compliance

    Complying with regulatory requirements that mandate specific security measures for various industries.

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    Maintaining Trust

    Gaining trust from customers, partners, and stakeholders by implementing strong security measures.

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    Supporting Business Continuity

    Ensuring systems remain operational and available even in the face of security incidents, supporting business continuity.

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    Secure Software Development

    Incorporating security into the software development lifecycle (SDLC) to ensure applications are built with security in mind.

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    Network Security

    Designing and implementing secure network architectures using firewalls, intrusion detection/prevention systems (IDS/IPS), and virtual private networks (VPNs).

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    Access Control

    Implementing strong access control mechanisms to ensure users have the appropriate level of access based on their roles.

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