Question

what is encrypting and decrypting ​

Answer 1

Answer:

Encryption  

1. Encryption is the process of converting normal message into meaningless message.

2. Encryption is the process which take place at sender’s end.  

3. Its major task is to convert the plain text into cipher text.  

4. Any message can be encrypted with either secret key or public key.  

5. In encryption process, sender sends the data to receiver after encrypted it.

Decryption

1. While decryption is the process of converting meaningless message into its original form.
2. While decryption is the process which take place at receiver’s end.
3. While its main task is to convert the cipher text into plain text.
4. Whereas the encrypted message can be decrypted with either secret key or private key.
5. Whereas in decryption process, receiver receives the information(Cipher text) and convert into plain text.

Explanation:

Answer 2

Encryption is the conversion of information into an cryptographic encóding that can't be read without a key.

Example of Encryption is:

Communication

Files

Authentication

More Explanation:

Decryption:

It is the process which take place at receiver's end.

Examples of Decryption:

Unlocking

Another Example:

To páss an encrypted message, the sender may encrypt it and the receiver may decrypt it.