Security Fundamentals Flashcards

Which command attaches a digital signature to a drawing file?

Answer: DIGITALSIGN

DIGITALSIGN opens the dialog for attaching a digital signature to one or more drawing files.

A signed drawing is opened, edited, and saved. What happens to the digital signature?

Answer: It becomes invalid

Saving changes to a signed drawing invalidates the signature because the file content no longer matches what was signed.

What must a user have before attaching a digital signature to a DWG file?

Answer: A valid digital ID (certificate)

Digital signatures need a digital ID, meaning a certificate issued by a certificate authority and installed on the computer.

Which system variable controls whether AutoCAD displays a warning when opening a file that has a digital signature?

Answer: SIGWARN

SIGWARN determines whether a dialog appears when you open a digitally signed file.

What does a digital signature on a drawing primarily assure the recipient?

Answer: The drawing came from the signer and has not been changed since it was signed

A digital signature verifies the author's identity and that the file has not been altered since signing, but it does not encrypt the file.

Which system variable makes AutoCAD check a drawing for possible problems when it was last saved by a non-Autodesk application?

Answer: DWGCHECK

DWGCHECK controls whether AutoCAD checks drawings on open and warns when they were not last saved by an Autodesk product.

A user sees a TrustedDWG warning when opening a file. What does it most likely mean?

Answer: The file was last saved by an application other than an Autodesk product

The TrustedDWG notice shows that the file was last saved by software not developed or licensed by Autodesk.