Here is the question, I need to use openssl and gpg command in virtual machine, and I have already know the plaintext, do I need to encrypt the...

Here is the question, I need to use openssl and gpg command in virtual machine, and I have already know the plaintext, do I need to encrypt the plaintext to ciphertext. What confused me is the RSA ciphertext component and the AES ciphertext component. How to write the code for it? Thank you!