Jamie wants to send a confidential file to her friend Alice. For this purpose, they installed an application for securely sharing the file. The application employs an encryption algorithm that uses the same shared secret key for encryption and decryption of data.

Jamie wants to send a confidential file to her friend Alice. For this purpose, they installed an application for securely sharing the file. The application employs an encryption algorithm that uses the same shared secret key for encryption and decryption of data.

Identify the type of cryptography employed by the application used by Alice and Jamie for file sharing.
A . Symmetric cryptography
B . Public-key cryptography
C . RSA cryptosystem
D . Asymmetric cryptography

View Answer

Answer: A