Describe the complex email system located on above Image "Example of a Complex Hybrid System." Describe in detail the benefits of this system using examples as appropriate.

Example of a Complex Hybrid System Alice Bob's Public Key Bob's Private Key Bob Sy CT(k) CT(m) Digital Signature Message Message Key: CT Ciphertext E - Encrypt D - Decrypt H Hash Function Alice's Private Key Alice's Public Key DigestDigest Digest Digest Digital Signature Digest ( D Bob's Public Key Bob's Private Ke Example of a Complex Hybrid System Alice Bob's Public Key Bob's Private Key Bob Sy CT(k) CT(m) Digital Signature Message Message Key: CT Ciphertext E - Encrypt D - Decrypt H Hash Function Alice's Private Key Alice's Public Key DigestDigest Digest Digest Digital Signature Digest ( D Bob's Public Key Bob's Private Ke