Answer:
The answer of the following question is Encryption.
Explanation:
Encryption is the second layer of the OSI Layer. It helps reduce the maintenance charges and offload complexity.
Encryption has presents in layer 3 and layer 4 which is IPSec in layer 3 and SSL, TSL in layer 4. of OSI Model.
<u>Note</u>- Only the Encryption can protect the data itself
a fundamental domain or fundamental region is a subset of the space which contains exactly one point from each of these orbits . It serves as a geometric realisation for the abstract set of representatives of the orbits . There are many ways to choose a fundamental domain .
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