The confidentiality objective is required in sensors environment to protect information traveling between the sensor nodes of the network or between the sensors and the base station from disclosure, since an adversary having the appropriate equipment may eavesdrop on the communication.
Underwater wireless communication is the wireless communication in which acoustic signals carry digital information through an underwater channel. Underwater wireless communication networks are constituted by sensors and autonomous underwater vehicles (AUVs) that interact to perform specific applications such as underwater monitoring.
A password in the virtual world is something like a lock in the world of reality. A password is an information associated with an entity that confirms the entity’s identity. Let us understand what is password paradigm?