The Linux Manuals (man pages) document is an important part of Linux documents. Linux Manuals are organized as several sections. Each section has a group of commands for a specific area in Linux usage, administration or development.
guest_u – Least privledge terminal user role. – Security Enhanced Linux Policy Description guest_u is an SELinux User defined in the SELinux policy. SELinux users have default roles, guest_r. The default role has a default type, guest_t, associated with it. The SELinux user will usually login to a system with a context that looks like:…
guacd – Guacamole proxy daemon Synopsis guacd [-b HOST] [-l PORT] [-p PID FILE] [-L LOG LEVEL] [-C CERTIFICATE FILE] [-K KEY FILE] [-f] Description guacd is the Guacamole proxy daemon used by the Guacamole web application and framework. As JavaScript cannot handle binary protocols (like VNC and remote desktop) efficiently, a new text-based protocol…
gssproxy_selinux – Security Enhanced Linux Policy for the gssproxy processes Description Security-Enhanced Linux secures the gssproxy processes via flexible mandatory access control. The gssproxy processes execute with the gssproxy_t SELinux type. You can check if you have these processes running by executing the ps command with the -Z qualifier. For example: ps -eZ | grep…
gssproxy – GssProxy Daemon Synopsis gssproxy [options] Description gssproxy provides a daemon to manage access to GSSAPI credentials. gssproxy consists of the gssproxy daemon (configured by the gssproxy.conf(5) file) and a GSSAPI interposer plugin (gssproxy-mech(8)). Options -D,–daemon Become a daemon after starting up. -i,–interactive Run in the foreground, don’t become a daemon. -c,–config Specify a…
gssproxy-mech – GssProxy GSSAPI mechanism plugin Synopsis proxymech_v1 2.16.840.1.113730.3.8.15.1 /usr/lib64/gssproxy/proxymech.so [options] Description The gssproxy proxymech module is a interposer plugin that is loaded by GSSAPI. It is enabled by /etc/gss/mech configuration file. The interposer plugin allows to intercept the entire GSSAPI communication and detour to the gssproxy daemon. When the interposer plugin is installed two…
gssntlmssp – GSSAPI NTLM Security Service Provider mechanism Synopsis gssntlmssp_v1 2.16.840.1.113730.3.8.15.X /usr/lib64/gssntlmssp/gssntlmssp.so [options] Description A GSSAPI NTLM mechanism that allows to perform NTLM authentication in GSSAPI programs. See Also gssapi(8). Authors GSS-NTLMSSP – http://ssimo.org/gss-ntlmssp
gssd_selinux – Security Enhanced Linux Policy for the gssd processes Description Security-Enhanced Linux secures the gssd processes via flexible mandatory access control. The gssd processes execute with the gssd_t SELinux type. You can check if you have these processes running by executing the ps command with the -Z qualifier. For example: ps -eZ | grep…
rpc.gssd – RPCSEC_GSS daemon Synopsis rpc.gssd [-DfMnlvr] [-k keytab] [-p pipefsdir] [-d ccachedir] [-t timeout] [-R realm] Introduction The RPCSEC_GSS protocol, defined in RFC 5403, is used to provide strong security for RPC-based protocols such as NFS. Before exchanging RPC requests using RPCSEC_GSS, an RPC client must establish a GSS security context. A security context…
sshd – OpenSSH SSH daemon Synopsis sshd -words [-46DdeiqTt [-b bits ] ] [-C connection_spec ] [-c host_certificate_file ] [-E log_file ] [-f config_file ] [-g login_grace_time ] [-h host_key_file ] [-k key_gen_time ] [-o option ] [-p port ] [-u len ] Description sshd (OpenSSH Daemon) is the daemon program for ssh(1). Together these…
ssh-keysign – ssh helper program for host-based authentication Synopsis Description is used by ssh(1) to access the local host keys and generate the digital signature required during host-based authentication with SSH protocol version 2. is disabled by default and can only be enabled in the global client configuration file /etc/gsissh/ssh_config by setting EnableSSHKeysign to “yes”…
sftp-server – SFTP server subsystem Synopsis sftp-server -words [-ehR ] [-d start_directory ] [-f log_facility ] [-l log_level ] [-P blacklisted_requests ] [-p whitelisted_requests ] [-u umask ] [-m force_file_perms ] sftp-server –Q protocol_feature Description sftp-server is a program that speaks the server side of SFTP protocol to stdout and expects client requests from stdin….
gsexec – Switch user before executing external programs Synopsis gsexec [-V] Summary gsexec is used by the Apache HTTP Server to switch to another user before executing CGI programs. In order to achieve this, it must run as root. Since the HTTP daemon normally doesn’t run as root, the gsexec executable needs the…
grubby – command line tool used to configure bootloader menu entries across multiple architectures Synopsis grubby [OPTIONS] Description General Information grubby is a command line tool for updating and displaying information about the configuration files for various architecture specific bootloaders. It is primarily designed to be used from scripts which install new kernels and need…
grub-sparc64-setup — Set up a device to boot a sparc64 GRUB image. Synopsis grub-sparc64-setup [OPTIONS]. Description You should not normally run this program directly. Use grub-install instead. See Also info grub
grub-setpassword — Generate the user.cfg file containing the hashed grub bootloader password. Synopsis grub-setpassword [OPTION] Description grub-setpassword outputs the user.cfg file which contains the hashed GRUB bootloader password. This utility only supports configurations where there is a single root user. The file has the format: GRUB2_PASSWORD=<hashed password>. Options -h, –help Display program usage and exit….
grub-set-default — Set the default boot menu entry for GRUB. Synopsis grub-set-default [–boot-directory=DIR] MENU_ENTRY Description grub-set-default sets the default boot menu entry for all subsequent boots. This command only works for GRUB configuration files created with GRUB_DEFAULT=saved in /etc/default/grub. Options –boot-directory=DIR Find GRUB images under DIR/grub. The default value is /boot, resulting in grub images…
grub-rpm-sort — Sort input according to RPM version compare. Synopsis grub-rpm-sort [OPTIONS]. Description You should not normally run this program directly. Use grub-mkconfig instead. See Also info grub
grub-reboot — Set the default boot menu entry for the next boot only. Synopsis grub-reboot [–boot-directory=DIR] MENU_ENTRY Description grub-reboot sets the default boot menu entry for the next boot, but not further boots after that. This command only works for GRUB configuration files created with GRUB_DEFAULT=saved in /etc/default/grub. Options –boot-directory=DIR Find GRUB images under DIR/grub….
grub-probe — Probe device information for a given path. Synopsis grub-probe ce [-m | –device-map=FILE] [-t | –target=(fs|fs_uuid|fs_label|drive|device|partmap| abstraction|cryptodisk_uuid| msdos_parttype)] [-v | –verbose] (PATH|DEVICE) Description grub-probe probes a path or device for filesystem and related information. Options –device Final option represents a DEVICE, rather than a filesystem PATH. –device-map=FILE Use FILE as the device map….
grub-ofpathname — Generate an IEEE-1275 device path for a specified device. Synopsis grub-ofpathname DEVICE Description grub-ofpathname generates an IEEE-1275 device path for the specified DEVICE. See Also info grub