certutil:tldr:c4c2a

The command "certutil -N -d ." is used to create a new empty certificate database in the current directory.

Here's an explanation of the options used in this command:

• "certutil" is a command-line tool used for managing certificates in various formats.
• "-N" is an option that specifies the creation of a new certificate database.
• "-d" is an option that specifies the directory where the new database will be created.
• "." represents the current directory, so the new certificate database will be created in the current directory.

In summary, this command creates a new empty certificate database file in the current directory for use in certificate management operations.