During a server audit, a security administrator does not notice abnormal activity. However, a network security analyst notices connections to unauthorized ports from outside the corporate network. Using specialized tools, the network security analyst also notices hidden processes running. Which of the following has MOST likely been installed on the server?
A. SPIM
B. Backdoor
C. Logic bomb
D. Rootkit
Answer: D
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SY0-401
- After a number of highly publicized and embarrassing customer data leaks as a result of social engineering attacks by phone, the Chief Information Officer (CIO) has decided user training will reduce the risk of another data leak. Which of the following would be MOST effective in reducing data leaks in this situation?
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- Which of the following is BEST at blocking attacks and providing security at layer 7 of the OSI model?
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- Which of the following is true about input validation in a client-server architecture, when data integrity is critical to the organization?
- After analyzing and correlating activity from multiple sensors, the security administrator has determined that a group of very well organized individuals from an enemy country is responsible for various attempts to breach the company network, through the use of very sophisticated and targeted attacks. Which of the following is this an example of?
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- Which of the following ciphers would be BEST used to encrypt streaming video?
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- Which of the following ports is used for SSH, by default?
- A network administrator is responsible for securing applications against external attacks. Every month, the underlying operating system is updated. There is no process in place for other software updates. Which of the following processes could MOST effectively mitigate these risks?
- A security administrator has concerns about new types of media which allow for the mass distribution of personal comments to a select group of people. To mitigate the risks involved with this media, employees should receive training on which of the following?
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- Which of the following should an administrator implement to research current attack methodologies?
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- Deploying a wildcard certificate is one strategy to:
- A security manager must remain aware of the security posture of each system. Which of the following supports this requirement?
- Which of the following preventative controls would be appropriate for responding to a directive to reduce the attack surface of a specific host?
- Which of the following controls would allow a company to reduce the exposure of sensitive systems from unmanaged devices on internal networks?
- Which of the following is a step in deploying a WPA2-Enterprise wireless network?
- Which of the following implementation steps would be appropriate for a public wireless hot-spot?
- A network engineer is designing a secure tunneled VPN. Which of the following protocols would be the MOST secure?