You've gained physical access to a Windows 2008 R2 server which has an accessible disc drive. When you attempt to boot the server and log in, you are unable to guess the password. In your tool kit you have an Ubuntu 9.10 Linux LiveCD. Which Linux based tool has the ability to change any user's password or to activate disabled Windows accounts?
Advanced encryption standard is an algorithm used for which of the following?
The fundamental difference between symmetric and asymmetric key cryptographic systems is that symmetric key cryptography uses which of the following?
Which of the following is optimized for confidential communications, such as bidirectional voice and video?