IBM Lotus Symphony
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You can get a certificate from a certification authority, which may be a private company or a governmental institution. Some certification authorities want money for their service, for example when they certify your identity. Other certificates are free of costs, for example those offered by some e-mail providers, which certify your e-mail address. A few of the companies that offer certificates to private persons are listed in the following, in alphabetical order: GlobalSign , Thawte, Verisign.
If you are using Microsoft Windows, you can manage your certificates from the Control Panel applet "Internet Options" on the "Contents" tab page.
Import your new root certificate into the Trusted Root Certification Authorities list.
Choose File - Digital Signatures.
A message box advises you to save the document. Click Yes to save the file.
After saving, you see the Digital Signatures dialog. Click Add to add a public key to the document.
In the Select Certificate dialog, select your certificate and click OK.
You see again the Digital Signatures dialog, where you can add more certificates if you want. Click OK to add the public key to the saved file.
A signed document shows an in
the status bar. You can double-click the icon in the status bar to
view the certificate.
Normally, macros are part of a document. If you sign a document, the macros inside the document are signed automatically. If you want to sign only the macros, but not the document, proceed as follows:
Choose Tools - Macro - Digital Signature.
Apply the signature as described above for documents.
When you open
the Basic IDE that contains
signed macros, you see an in
the status bar. You can double-click the icon in the status bar to
view the certificate.