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Q251. - (Topic 3)
A developer is coding the crypto routine of an application that will be installed on a standard headless and diskless server connected to a NAS housed in the datacenter. The developer has written the following six lines of code to add entropy to the routine:
1 - If VIDEO input exists, use video data for entropy 2 - If AUDIO input exists, use audio data for entropy 3 - If MOUSE input exists, use mouse data for entropy 4 - IF KEYBOARD input exists, use keyboard data for entropy 5 - IF IDE input exists, use IDE data for entropy 6 - IF NETWORK input exists, use network data for entropy
Which of the following lines of code will result in the STRONGEST seed when combined?
A. 2 and 1
B. 3 and 5
C. 5 and 2
D. 6 and 4
Answer: D
Q252. - (Topic 1)
Executive management is asking for a new manufacturing control and workflow automation solution. This application will facilitate management of proprietary information and closely guarded corporate trade secrets.
The information security team has been a part of the department meetings and come away with the following notes:
-Human resources would like complete access to employee data stored in the application. They would like automated data interchange with the employee management application, a cloud-based SaaS application.
-Sales is asking for easy order tracking to facilitate feedback to customers.
-Legal is asking for adequate safeguards to protect trade secrets. They are also concerned with data ownership questions and legal jurisdiction.
-Manufacturing is asking for ease of use. Employees working the assembly line cannot be bothered with additional steps or overhead. System interaction needs to be quick and easy.
-Quality assurance is concerned about managing the end product and tracking overall performance of the product being produced. They would like read-only access to the entire workflow process for monitoring and baselining.
The favored solution is a user friendly software application that would be hosted onsite. It has extensive ACL functionality, but also has readily available APIs for extensibility. It supports read-only access, kiosk automation, custom fields, and data encryption.
Which of the following departments’ request is in contrast to the favored solution?
A. Manufacturing
B. Legal
C. Sales
D. Quality assurance
E. Human resources
Answer: E
Q253. - (Topic 2)
Ann is testing the robustness of a marketing website through an intercepting proxy. She has intercepted the following HTTP request:
POST /login.aspx HTTP/1.1
Host: comptia.org
Content-type: text/html
txtUsername=ann&txtPassword=ann&alreadyLoggedIn=false&submit=true
Which of the following should Ann perform to test whether the website is susceptible to a simple authentication bypass?
A. Remove all of the post data and change the request to /login.aspx from POST to GET
B. Attempt to brute force all usernames and passwords using a password cracker
C. Remove the txtPassword post data and change alreadyLoggedIn from false to true
D. Remove the txtUsername and txtPassword post data and toggle submit from true to false
Answer: C
Q254. - (Topic 5)
A software development manager is taking over an existing software development project. The team currently suffers from poor communication, and this gap is resulting in an above average number of security-related bugs making it into production. Which of the following development methodologies involves daily stand-ups designed to improve communication?
A. Spiral
B. Agile
C. Waterfall
D. Rapid
Answer: B
Q255. - (Topic 3)
A manager who was attending an all-day training session was overdue entering bonus and payroll information for subordinates. The manager felt the best way to get the changes entered while in training was to log into the payroll system, and then activate desktop sharing with a trusted subordinate. The manager granted the subordinate control of the desktop thereby giving the subordinate full access to the payroll system. The subordinate did not have authorization to be in the payroll system. Another employee reported the incident to the security team. Which of the following would be the MOST appropriate method for dealing with this issue going forward?
A. Provide targeted security awareness training and impose termination for repeat violators.
B. Block desktop sharing and web conferencing applications and enable use only with approval.
C. Actively monitor the data traffic for each employee using desktop sharing or web conferencing applications.
D. Permanently block desktop sharing and web conferencing applications and do not allow its use at the company.
Answer: A
Q256. - (Topic 4)
A company’s security policy states that its own internally developed proprietary Internet facing software must be resistant to web application attacks. Which of the following methods provides the MOST protection against unauthorized access to stored database information?
A. Require all development to follow secure coding practices.
B. Require client-side input filtering on all modifiable fields.
C. Escape character sequences at the application tier.
D. Deploy a WAF with application specific signatures.
Answer: A
Q257. - (Topic 5)
After a security incident, an administrator would like to implement policies that would help reduce fraud and the potential for collusion between employees. Which of the following would help meet these goals by having co-workers occasionally audit another worker's position?
A. Least privilege
B. Job rotation
C. Mandatory vacation
D. Separation of duties
Answer: B
Q258. - (Topic 3)
A security consultant is called into a small advertising business to recommend which security policies and procedures would be most helpful to the business. The business is comprised of 20 employees, operating off of two shared servers. One server houses employee data and the other houses client data. All machines are on the same local network. Often these employees must work remotely from client sites, but do not access either of the servers remotely. Assuming no security policies or procedures are in place right now, which of the following would be the MOST applicable for implementation? (Select TWO).
A. Password Policy
B. Data Classification Policy
C. Wireless Access Procedure
D. VPN Policy
E. Database Administrative Procedure
Answer: A,B
Q259. - (Topic 2)
A storage as a service company implements both encryption at rest as well as encryption in transit of customers’ data. The security administrator is concerned with the overall security of the encrypted customer data stored by the company servers and wants the development team to implement a solution that will strengthen the customer’s encryption key. Which of the following, if implemented, will MOST increase the time an offline password attack against the customers’ data would take?
A. key = NULL ; for (int i=0; i<5000; i++) { key = sha(key + password) }
B. password = NULL ; for (int i=0; i<10000; i++) { password = sha256(key) }
C. password = password + sha(password+salt) + aes256(password+salt)
D. key = aes128(sha256(password), password))
Answer: A
Q260. - (Topic 5)
A security officer is leading a lessons learned meeting. Which of the following should be components of that meeting? (Select TWO).
A. Demonstration of IPS system
B. Review vendor selection process
C. Calculate the ALE for the event
D. Discussion of event timeline
E. Assigning of follow up items
Answer: D,E