Shulou(Shulou.com)06/01 Report--

What this article shares to you is about how Linux randomly generates password mkpasswd, the editor thinks it is very practical, so I share it with you to learn. I hope you can get something after reading this article.

Mkpasswd is a gadget that can produce passwords randomly. It is very convenient to use. It is not available by default. Install it with yum.

[root@ip-172-31-29-22] # yum install-y expect

Loaded plugins: amazon-id, rhui-lb, search-disabled-repos

Dockerrepo | 2.9 kB 00:00:00

Rhui-REGION-client-config-server-7 | 2.9 kB 00:00:00

Rhui-REGION-rhel-server-releases | 3.5 kB 00:00:00

Rhui-REGION-rhel-server-rh-common | 3.8 kB 00:00:00

(1x2): rhui-REGION-rhel-server-releases/7Server/x86_64/updateinfo | 2.4MB 00:00:00

(2ap2): rhui-REGION-rhel-server-releases/7Server/x86_64/primary_db | 46 MB 00:00:01

Resolving Dependencies

-> Running transaction check

-> Package expect.x86_64 0RU 5.45-14.el7_1 will be installed

-> Processing Dependency: libtcl8.5.so () (64bit) for package: expect-5.45-14.el7_1.x86_64

-> Running transaction check

-> Package tcl.x86_64 1 8.5.13-8.el7 will be installed

-> Finished Dependency Resolution

Dependencies Resolved

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Package Arch Version Repository Size

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Installing:

Expect x8631 64 5.45-14.el7_1 rhui-REGION-rhel-server-releases 262k

Installing for dependencies:

Tcl x86x 64 1purl 8.5.13-8.el7 rhui-REGION-rhel-server-releases 1.9m

Transaction Summary

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Install 1 Package (+ 1 Dependent package)

To generate the password,-l is the length of the password to be generated,-s contains several special characters,-d contains several numbers,-c is the number of lowercase characters, and-C is the number of uppercase characters.

[root@ip-172-31-29-22] # mkpasswd-l 20-s 4-d 3-c 3-C 3

XgVYfo.pyrogen 0ncy 3hE1% et

This is how Linux randomly generates the password mkpasswd. The editor believes that there are some knowledge points that we may see or use in our daily work. I hope you can learn more from this article. For more details, please follow the industry information channel.

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