authvar — handles authenticated variables for pesign

       Peter Jones

Linux                                             Jun 4, 2020$                                        AUTHVAR(1)

authvar is a command line utility for handling authenticated UEFI variables.

       authvar — handles authenticated variables for pesign

-a | --append
               Append to variable

       -c | --clear
               Clear variable

       -s | --set
               set variable

       -N ⟨{guid} | namespace⟩ | --namespace ⟨{guid} | namespace⟩
               Variable is in namespace or {guid} (default: global)

               Use -Nhelp to list namespaces.

       -nname | --namename
               Variable name-vvalue | --valuevalue
               Set or append value to variable

       -ffile | --valuefilefile
               Read value from file-ttime | --timestamptime
               Timestamp for the variable (default: now)

       -ddirectory | --certdirdirectory
               Specify nss certificate database directory (default: /etc/pki/pesign)

       -Snickname | --signnickname
               Sign variable with certificate nickname from the NSS database

       -ifile | --importfile
               Import variable from file-efile | --exportfile
               Export variable to file instead of setting it in firmware

pesign(1), certutil(1)

       B. Kaliski, PKCS#7:CryptographicMessageSyntaxv1.5,  InternetEngineeringTaskForce,  RFC  2315,
       https://tools.ietf.org/html/rfc2315 , March 1998.

       K.  Moriarty,  M.  Nyström, S. Parkinson, A. Rusch, and M. Scott, PKCS#12:PersonalInformationExchangeSyntaxv1.1, InternetEngineeringTaskForce, RFC 7292, https://tools.ietf.org/html/rfc7292 , July 2014.

       PKCS11   Technical   Committee,    PKCS#11:CryptographicTokenInterfaceStandard,    OASIS,
       https://www.cryptsoft.com/pkcs11doc/ .

       UEFI Specification Working Group, UnifiedExtensibleFirmwareInterface(UEFI)SpecificationVersion2.8,
       UnifiedExtensibleFirmwareInterfaceForum, https://uefi.org/specifications , March 2019.

authvar  ⟨-a |  -c |  -s⟩  -N{guid}-nname ⟨-vvalue | -ffile⟩ [-ttime] [-ddirectory] [-Snickname]
               [-ifile] [-efile]