Question

what is used to transform the original message into unintelligible message by some logic​

Answer 1

Cryptography ...

hope it's help you....

Answer 2

Answer:

To convey touchy data, a framework need have the capacity to guarantee mystery and protection.

A framework can't avoid unapproved access to transmission media completely.

Information altering (a demonstration of purposely adjusting the information through an unapproved channel) is definitely not another issue, nor it is novel to PC time.

Modifying the data could shield it from unapproved get to, and thus, the main approved recipient can get it.

The technique utilized in such a way is called encryption and decoding of data.