To modify an existing signature:
| 1. | Use the File tab→Info→Digital Signatures→Signature List command to bring up the Signature List dialog (if it isn't already visible). | 
| 2. | Select the signature to modify in the list box on the left. The properties for that signature will appear in the Signature Properties portion of the window (Figure 33.4). | 

Figure 33.4 Modifying a Signature
Signature properties are defined in the table below.
Property  | 
Explanation  | 
|---|---|
Signature Name  | 
The name of the signature as it will appear in a token in the layout. It usually corresponds to the specific state of the layout (e.g., under review, approved, etc.).  | 
Allow signature for  | 
Only users who are members of the security groups that are checked will be allowed to sign under this signature.  | 
Description  | 
A short description of the signature. This is used for reference purposes only.  | 
Notes  | 
Notes associated with the signature  |