e signature feature in adobe professional

is the e-signature feature in adobe professional a digitial signature?  With these charateristics?

• Encryption of the signature to validate the original signatory;
• Documentation of the signature, which provides certification that the signatory can be uniquely identified and linked to the signature;
• The capture of a time and date stamp; and
• The prevention of any unauthorized changes to a document after signature.
• Encryption of the signature to validate the original signatory;
• Documentation of the signature, which provides certification that the signatory can be uniquely identified and linked to the signature;
• The capture of a time and date stamp; and
• The prevention of any unauthorized changes to a document after signature.