To BEST prevent a data breach from happening, cryptographic keys should be:
Correct Answer:
C
Rotating cryptographic keys regularly is a security best practice that helps to mitigate the risk of unauthorized access to encrypted data. When keys are rotated, old keys are retired and replaced with new ones, making any compromised keys useless to an attacker. This process helps to limit the time window during which a stolen key can be used to breach data. Key rotation is a fundamental aspect of key management lifecycle best practices, which include generating new key pairs, rotating keys at set intervals, revoking access to keys, and destroying out-of-date or compromised keys.
References = The importance of key rotation is supported by various security standards and best practices, including recommendations from the National Institute of Standards and Technology (NIST)1 and the Cloud Security Alliance (CSA)23. These sources emphasize the need for periodic renewal and decommissioning of old keys as part of a comprehensive key management strategy.
After finding a vulnerability in an Internet-facing server of an organization, a cybersecurity criminal is able to access an encrypted file system and successfully manages to overwrite parts of some files with random data. In reference to the Top Threats Analysis methodology, how would the technical impact of this incident be categorized?
Correct Answer:
A
As an integrity breach. The technical impact of this incident can be categorized as an integrity breach, which refers to the effect of a cloud security incident on the protection of data from unauthorized modification or deletion. Integrity is one of the three security properties of an information system, along with confidentiality and availability. The incident described in the question involves a cybersecurity criminal finding a vulnerability in an Internet-facing server of an organization, accessing an encrypted file system, and overwriting parts of some files with random data. This is a type of data tampering or corruption attack that affects the accuracy and reliability of the data. The fact that the file system was encrypted does not prevent the integrity breach, as the attacker did not need to decrypt or read the data, but only to overwrite it. The integrity breach can have serious consequences for the organization, such as data loss, data inconsistency, data recovery costs, and loss of trust.
The other options are not correct categories for the technical impact of this incident. Option B, as an availability breach, is incorrect because availability refers to the protection of data and services from disruption or denial, which is not the case in this incident. Option C, as a confidentiality breach, is incorrect because confidentiality refers to the protection of data from unauthorized access or disclosure, which is not the case in this incident. Option D, as a control breach, is incorrect because control refers to the ability to manage or influence the behavior or outcome of a system or process, which is not a security property of an
information system. References: =
✑ Top Threats Analysis Methodology - CSA1
✑ Top Threats Analysis Methodology - Cloud Security Alliance2
✑ OWASP Risk Rating Methodology | OWASP Foundation3
✑ OEE Factors: Availability, Performance, and Quality | OEE4
✑ The Effects of Technological Developments on Work and Their
Which of the following helps an organization to identify control gaps and shortcomings in the context of cloud computing?
Correct Answer:
B
Periodic documentation review is a critical process that helps organizations identify control gaps and shortcomings, particularly in the context of cloud computing. This process involves regularly examining the documentation of processes, controls, and policies to ensure they are up-to-date and effective. It allows an organization to verify that the controls are operating as intended and to discover any areas where the controls may not fully address the organization??s requirements or the unique risks associated with cloud services. By conducting these reviews, organizations can maintain compliance with relevant regulations and standards, and ensure continuous improvement in their cloud security posture.
References = The significance of periodic documentation review is highlighted in cloud auditing and security best practices, as outlined by the Cloud Security Alliance (CSA) and the Certificate of Cloud Auditing Knowledge (CCAK) program12. These resources emphasize the importance of regular reviews as part of a comprehensive cloud governance and compliance strategy.
An organization is using the Cloud Controls Matrix (CCM) to extend its IT governance in the cloud. Which of the following is the BEST way for the organization to take advantage of the supplier relationship feature?
Correct Answer:
D
The best way for the organization to take advantage of the supplier relationship feature of the Cloud Controls Matrix (CCM) is to leverage this feature to enable a smarter selection of the next cloud provider. The supplier relationship feature is a column in the CCM spreadsheet that indicates whether a control is influenced by contractual agreements between the cloud service provider and the cloud customer. This feature can help the organization to identify and compare the security and compliance capabilities of different cloud providers, as well as to negotiate and customize the terms of service (TOS) and service level agreements (SLA) according to their needs and requirements123.
The other options are not the best ways to use the supplier relationship feature. Option A, filter out only those controls directly influenced by contractual agreements, is not a good way to use the feature because it would exclude other important controls that are not influenced by contractual agreements, but still relevant for cloud security and governance. Option B, leverage this feature to enable the adoption of the Shared Responsibility Model, is not a good way to use the feature because the Shared Responsibility Model is defined by another column in the CCM spreadsheet, which indicates whether a control is applicable to the cloud service provider or the cloud customer. Option C, filter out only those controls having a direct impact on current TOS and SLA, is not a good way to use the feature because it would exclude other controls that may have an indirect or potential impact on the TOS and SLA, or that may be subject to change or negotiation in the future. References :=
✑ What is CAIQ? | CSA - Cloud Security Alliance1
✑ Understanding the Cloud Control Matrix | CloudBolt Software3
✑ Cloud Controls Matrix (CCM) - CSA2
A contract containing the phrase "You automatically consent to these terms by using or logging into the service to which they pertain" is establishing a contract of:
Correct Answer:
B
A contract containing the phrase ??You automatically consent to these terms by using or logging into the service to which they pertain?? is establishing a contract of adhesion. A contract of adhesion is a type of legal agreement that involves one party setting the terms and conditions and the other party having no choice but to accept or reject them without bargaining. These contracts are often used in situations where one party has more power or resources than the other, such as in online services, insurance, leases, or consumer credit. These contracts may be unfair or unclear to the weaker party and may be challenged in court for unconscionability or ambiguity12.
References:
✑ adhesion contract | Wex | US Law | LII / Legal Information Institute
✑ What is a contract of adhesion? A complete guide - PandaDoc