How To Install otpclient on Ubuntu

Posted on April 1, 2023 (Last modified on May 20, 2023 )

3 minutes • 464 words

Introduction

In this tutorial we learn how to install otpclient on Ubuntu.

What is `otpclient`

otpclient is:

OTPClient is GTK+ software for two-factor authentication that supports both Time-based One-time Passwords (TOTP) and HMAC-Based One-Time Passwords (HOTP).

Features:

Support both TOTP and HOTP.
Support setting custom digits (between 4 and 10 inclusive).
Support setting a custom period (between 10 and 120 seconds inclusive).
Support SHA1, SHA256 and SHA512 algorithms.
Support for Steam codes.
Import encrypted Authenticator Plus backup.
Import and export encrypted and/or plain andOTP backup.
Import and export plain FreeOTPPlus backup (key URI format only).
Import and export plain Aegis backup (plain json only).
Local database is encrypted using AES256-GCM.
- Key is derived using PBKDF2 with SHA512 and 100k iterations.
- Decrypted file is never saved (and hopefully never swapped) to disk. While the app is running, the decrypted content resides in a “secure memory” buffer allocated by Gcrypt.

There are three methods to install otpclient on Ubuntu. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install otpclient Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install otpclient using apt-get by running the following command:

sudo apt-get -y install otpclient

Install otpclient Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install otpclient using apt by running the following command:

sudo apt -y install otpclient

Install otpclient Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install otpclient using aptitude by running the following command:

sudo aptitude -y install otpclient

How To Uninstall otpclient on Ubuntu

To uninstall only the otpclient package we can use the following command:

sudo apt-get remove otpclient

Uninstall otpclient And Its Dependencies

To uninstall otpclient and its dependencies that are no longer needed by Ubuntu, we can use the command below:

sudo apt-get -y autoremove otpclient

Remove otpclient Configurations and Data

To remove otpclient configuration and data from Ubuntu we can use the following command:

sudo apt-get -y purge otpclient

Remove otpclient configuration, data, and all of its dependencies

We can use the following command to remove otpclient configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge otpclient

Dependencies

otpclient have the following dependencies:

References

otpclient website

Summary

In this tutorial we learn how to install otpclient package on Ubuntu using different package management tools: apt, apt-get and aptitude.