Dogs in warfare have a long history starting in ancient times. From war dogs trained in combat to their use as scouts, sentries and trackers, their uses have been varied and some continue to exist in modern military usage.
Encryption is the coding or scrambling of information so that it can only be decoded and read by someone who has the correct decoding key. Encryption is used in secure Web sites as well as other mediums of data transfer. If a third party were to intercept the information you sent via an encrypted connection, they would not be able to read it.
Encryption is the process of converting data into a format that cannot be read by others. You can use EFS in Windows XP to automatically encrypt your data when it is stored on the hard disk. The EFS feature is not included in Microsoft Windows XP Home Edition.NOTE: You can encrypt files and folders only on volumes that use the NTFS file system. Under Compress or Encrypt attributes, select the Encrypt contents to secure data check box, and then click OK. 2  Click OK. 3  In the Confirm Attribute Changes dialog box that appears, use one of the following steps: 4  If you want to encrypt only the folder, click Apply changes to this folder only, and then click OK.