Version Information
Version Added: Excel

Syntax

expression.Signatures

expression A variable that represents a Workbook object.

Remarks

To digitally sign Excel workbooks and verify other signatures in them, you will need the Microsoft CryptoAPI and a unique digital signature certificate. The CryptoAPI is installed with Microsoft Internet Explorer 4.01 or later. You can obtain a digital signature certificate from a certification authority.

Example

Visual Basic for Applications
Sub AddSignature() ActiveWorkbook.Signatures.AddSignatureLine End Sub

See also: