VIRT-FW-SIGDB(1) User Commands VIRT-FW-SIGDB(1) (NAME) virt-fw-sigdb - EFI (DESCRIPTION) virt-fw-sigdb EFI . UEFI authenticode EFI 'PK' 'KEK' 'db' 'dbx' . EFI virt-fw-vars(1) . (root CA) TLS qemu fw_cfg etc/edk2/https/cacerts OVMF . : virt-fw-sigdb [-h] [-i FILE] [-o FILE] [--add-cert GUID FILE] [--add-hash GUID HASH] [-x] [-p] : -h, --help -i, --input FILE FILE efi -o, --output FILE FILE efi. --add-cert GUID FILE x509 sigdb pem FILE GUID --add-hash GUID HASH sha256 sigdb GUID -x, --extract -p, --print sigdb (EXAMPLES) CA virt-fw-sigdb --print \ --input /etc/pki/ca-trust/extracted/edk2/cacerts.bin (AUTHORS) Gerd Hoffmann virt-fw-sigdb 26.9 September 2026 VIRT-FW-SIGDB(1)