Asymmetric key encryption-decryption using OPENSSL. 1. Create a Plain text file. Generate your own public and private keys and store them in separate files. 3. Encrypt the plain text using the public key and show it's content in binary format. 4. Decrypt the encrypted file using private key show it's content. Verify that it matches the original plain text. 5. Generate the digital signature of your plain text file and show it's content in hex. 6. Check the validity of the given signature. 7. Conclusion