How do I disable finger command?

Resolution. To configure a system to accept Finger protocol requests (defined in RFC 742), issue the ip finger command in global configuration mode. To disable this service, use the no form of this command.

What does the finger command do in Unix?

In Unix, finger is a program you can use to find information about computer users. It usually lists the login name, the full name, and possibly other details about the user you are fingering.

What is the purpose of the finger command?

Finger command is a user information lookup command which gives details of all the users logged in. This tool is generally used by system administrators. It provides details like login name, user name, idle time, login time, and in some cases their email address even.

What is the difference between who and finger?

who tells you very basic information about what users are logged on. finger tells you personal information about a user, possibly including real name, office location, and office phone number.

What is no service finger?

If “finger” service is enabled, when users connect to the router using “telnet finger”, router will reveal the users who are logged in and then close the telnet connection. To disable Finger Service, use “no service finger” command from the Global Configuration mode.

What are the 3 access mode permissions?

Access to a file has three levels:

• Read permission – If authorized, the user can read the contents of the file.
• Write permission – If authorized, the user can modify the file.
• Execute permission – If authorized, the user can execute the file as a program.

Why we use Nohup command in Linux?

Usually, every process in Linux systems is sent a SIGHUP (Signal Hang UP) which is responsible for terminating the process after closing/exiting the terminal. Nohup command prevents the process from receiving this signal upon closing or exiting the terminal/shell.

What is a finger service?

The finger service supports the UNIX finger protocol, which is used for querying a host about the users that are logged on. This service is not necessary for generic users. If an attacker were to find out who is using the network, they may use social engineering practices to try to elicit classified DoD information.

What is the syntax for finger command?

Finger may be used to look up users on a remote machine. The format is to specify a user as “user@host”, or “@host”, where the default output format for the former is the -l style, and the default output format for the latter is the -s style. The -l option is the only option passed to a remote machine.

What is the difference between hand and finger?

As nouns the difference between hand and finger is that hand is the part of the fore limb below the forearm or wrist in a human, and the corresponding part in many other animals while finger is (anatomy) one of the long extremities of the hand, sometimes excluding the thumb.

What does the finger command do in Linux?

C:> The finger command displays information about users on a given host. The host can be either local or remote. Finger may be disabled on other systems for security reasons. $ finger amrood Login: amrood Name: (null) Directory: /home/amrood Shell: /bin/bash On since Thu Jun 25 08:03 (MST) on pts/0 from 62.61.164.115 No mail.

Should the finger service be disabled on my System?

Note: As with all minor services, the Finger service should be disabled on your system if you do not have a need for it in your network. Any network device that has UDP, TCP, BOOTP, or Finger services should be protected by a firewall or have the services disabled to protect against Denial of Service attacks.

How do I find the finger and WHOIS in Unix?

For more information about finger and whois, at your Unix prompt, enter one of the following: man finger man whois. Note: At Indiana University, the finger command may be available on some individual systems, but you can’t finger someone at the indiana.edu domain. To find IU email addresses, use the IU Address Book.

How do I configure a system to accept Finger protocol requests?

To configure a system to accept Finger protocol requests (defined in RFC 742), issue the ip finger command in global configuration mode. To disable this service, use the no form of this command.