The ‘makepasswd’ package on Ubuntu can be used to easily generate random passwords. This package is part of the Ubuntu repositories, however probably wont be installed by default. It also has the ability to generate MD5 hashes of the random passwords.
Install makepasswd:
$ sudo apt-get -y install makepasswd
Generate a random password:
You can now run makepasswd to generate a random password.
$ makepasswd
Example output:
$ makepasswd 6HL5y9F9sC
Generate 5 random passwords:
$ makepasswd --count=5
Example output:
$ makepasswd --count=5 50MgAYqgr RMWtg0pB VtPyKoC0F GHIhF4N7T oTLDeCGPVW
Generate MD5 hashed passwords:
$ makepasswd --crypt-md5
Example output:
$ makepasswd --crypt-md5 1D84KuJVP $1$fGLlRs3L$ONJ5Kr65zNIbum0TGUpxy.