Which of the following is most likely to address a problem with an operating system's ability to withstand an attack that attempts to exploit a buffer overflow?

You have been asked to encrypt a large file using a secure encryption algorithm so you can send it via e-mail to your supervisor. Encryption speed is important. The key will not be transmitted across a network. Which form of encryption should you use?

The best way to thwart a dictionary attack is by enforcing a:

You have implemented a version of the Kerberos protocol for your network. What service does Kerberos primarily offer?

You have been assigned to provide security measures for your office's reception area. Although the company needs to provide security measures, costs must be kept to a minimum. Which of the following tools is the most appropriate choice?

A security breach has occurred in which a third party was able to obtain and misuse legitimate authentication information. After investigation, you determined that the specific cause for the breach was that end users have been placing their passwords underneath their keyboards. Which step will best help you resolve this problem?

An application is creating hashes of each file on an attached storage device. Which of the following will typically occur during this process?

A new video conferencing device has been installed on the network. You have been assigned to troubleshoot a connectivity problem between remote workers and the central company. Specifically, remote workers are having problems making any connection at all. Which technique will most likely help you solve this problem while retaining the existing level of security at the firewall?

A CGI application on the company's Web server has a bug written into it. This particular bug allows the application to write data into an area of memory that has not been properly allocated to the application. An attacker has created an application that takes advantage of this bug to obtain credit card information. Which of the following security threats is the attacker exploiting, and what can be done to solve the problem?