Question

1. When the same key is used to both encrypt and decrypt data, it is also known as ___________ encryption.  
2. Another way to configure EFS is by using the ___________ command in the Command Prompt window, which offers many more options.
3. A(n) ___________ is a set of unique identification information that is typically put at the end of a file, or that is associated with a computer communication.  
4. __________ both hashes an account’s password and uses a secret key.  

Answer 1

ANSWERS

1) When the same key is used to both encrypt and decrypt data, it is also known as symmetric encryption.

In symmetric encryption, both systems that are engaged in encryption and decryption keeps One Key and uses that single key for both encrypting and decrypting data.

2) Another way to configure EFS is by using the cipher.exe command in the command prompt window, which offers many more options.

EFS ,that is, Encrypting File System is a feature in Microsoft Windows that provides filesystem-level encryption. cipher.exe command can be used to encrypt files and directories from Windows command line prompt. This command can be used to encrypt or decrypt data on NTFS drives. (New Technology File System).

3)A digital certificate is a set of unique identification information that is typically put at the end of a file, or that is associated with a computer communication.

It is an electronic password, that is used for the Secure data exchange over the internet. It verifies the user sending a message is not a spammer, and provides the receiver, facilities to encode a reply.

4)PBE or Password Based Encryption both hashes an account’s password and uses a secret key.  

It is a method of encrypting and decrypting data with a secret key based on a user provided password.

I hope this is what you are looking for.. Please rate this answer to let me know it was helpful to you.. Thanks for reading..( If you have any doubts please mention it in the comments.)