Setting a Digital Signature for a Document 
Prerequisites
Before you can set a digital signature, you must define the relevant settings in Customizing and store the original application files in the secure storage area.
See also:
Approval Using Digital Signatures
Procedure
- Choose Document → Change. Enter the necessary data, and confirm your entries.
You see the Change document: Basic Data
- On the Document data tab page set the status that requires a digital signature. When you confirm your entry, the system informs you that a digital signature is required.
- Choose Digital signature.
The Digital Signature dialog box appears.
More information can be found under Carry out signature strategy
Result
The digital signature is set once the approval procedure has been completed. Only certain changes, such as the deletion flag, can be made to the document.
The following information on the digital signature can be displayed while you are processing a document (Basic Data screen):
- Signature sequence or release statuses for the signature strategy (Environment → Digital signatures).
- Processing status of the original application files when the digital signature was entered (Extras → Status log).