Scan and display all available wireless / wifi networks on ubuntu platforms

LINSSID – linssid is a graphical wireless scanner, LinSSID displays locally receivable 802.11 wireless attach points and ad hoc networks. A table is displayed with various parameters such as MAC address, channel, and signal strength. Graphs are also displayed with signal strength by channel and signal strength over time. LinSSID can be used to measure the … Read more

How to login another machine without password OR How to setup passwordless SSH login in Linux

On Local Machine, from where you will try to login another machine, we need to use ssh-keygen to create ssh public/private keys. ssh-keygen generates, manages and converts authentication keys for ssh. $ ssh-keygen Generating public/private rsa key pair.Enter file in which to save the key (/home/devbee/.ssh/id_rsa):Enter passphrase (empty for no passphrase):Enter same passphrase again:Your identification … Read more

How to mount remote directory / filesystem over ssh using sshfs for Ubuntu / Linux

$ sudo apt-get install sshfs check what is the current user and add this user to sshfs $ whoami $ sudo adduser my_username fuse Now make the local directory for mounting the remote folder as, $ mkdir my_localdirectory Mount the remote directory, using sshfs as, $ sshfs remote_username@remote_host_ip_or_domainname:/remote_direcory_path/remote_direcory my_localdirectory_path/my_localdirectory Now, we have mounted remote directory … Read more

How to encrypt directory / folder in Linux using Encfs – Ubuntu 16.04 ?

EncFS creates a virtual encrypted filesystem which stores encrypted data in the rootdir directory andmakes the unencrypted data visible at the mountPoint directory. The user must supply a password which isused to (indirectly) encrypt both filenames and file contents. $ sudo apt install encfs $ mkdir encfs $ cd encfs $ mkdir encrypted-rootdir $ mkdir … Read more

How to Fix : sudo: unable to resolve host my_user: No such file or directory

If you have changed the hostname of your Linux PC, by using command from http://www.lynxbee.com/changing-hostname-in-ubuntu/ there are chances you may get an warnings like below everytime you type some commands with sudo permission in terminal and taking considerable time to return the command output, $ time sudo cat /proc/version sudo: unable to resolve host laptop: … Read more