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.
integrity (Noun). With regards to data encryption, ensuring that information is not altered by unauthorized persons in a way that is not detectable by authorized users. integrity (Noun). The ability of a system to provide timely warnings to users when they should not be used for navigation.