Does personally signing automated communications provide any benefit/value?

1. What are the advantages and disadvantages of using digital signatures?
2. What is the purpose of digitally signing a message?

What are the advantages and disadvantages of using digital signatures?

A digital signature provides better security in the transaction. Any unauthorized person cannot do fraudulence in transactions. You can easily track the status of the documents on which the digital signature is applied. High speed up document delivery.

What is the purpose of digitally signing a message?

A digital signature attached to an email message offers another layer of security by providing assurance to the recipient that you—not an imposter—signed the contents of the email message. Your digital signature, which includes your certificate and public key, originates from your digital ID.