Certificates in practice Procedures and tools for creating, importing, and viewing certificates and keys. The OpenSSL (openssl) tool The openssl command line tool creates certificates for the configuration of secured communications. Create a root certificate authority This procedure allows you to create a root certificate authority. Create a certificate authority This procedure allows you to create a certificate authority. Create a certificate This procedure allows you to create a certificate. Create a certificate authority list This procedure allows you to create a certificate authority list using the openssl command. Import a certificate and its private key into the Windows key store This procedure allows you to import a certificate and its private key. Import a certificate authority into the Windows key store This procedure allows you to import a certificate authority. View a certificate This procedure allows you to view a certificate using the openssl command.