---
title: "Authentication\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/blog/tag/authentication?format=md
keywords: index, follow
---

# Blog posts tagged "Authentication"

#### [How to manage Ubuntu fleets using on-premises Active Directory and ADSys](https://ubuntu.com/blog/manage-ubuntu-fleets-active-directory)

The “hybrid fleet” is today’s reality: organizations diversify operating systems while Microsoft Active Directory (AD) remains the dominant identity “source...

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Cloud and server

#### [How to Harden Ubuntu SSH: From static keys to cloud identity](https://ubuntu.com/blog/how-to-harden-ubuntu-ssh-cloud)

30 years after its introduction, Secure Shell (SSH) remains the ubiquitous gateway for administration, making it a primary target for brute force attacks and...

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Cloud and server

#### [Modern Linux identity management: from local auth to the cloud with Ubuntu](https://ubuntu.com/blog/modern-linux-identity-management-ubuntu)

The modern enterprise operates in a hybrid world where on-premises infrastructure coexists with cloud services, and security threats evolve daily. IT...

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Cloud and server

#### [Extra Factor Authentication: how to create zero trust IAM with third-party IdPs](https://ubuntu.com/blog/how-to-implement-zero-trust-into-third-party-idps)

In this article, I’ll explore an original and robust method for using third-party IdPs that allows you to maintain a zero trust security posture, thanks to...

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Security

#### [Two-factor authentication coming to Ubuntu One](https://ubuntu.com/blog/two-factor-authentication-coming-to-ubuntu-one)

What is 2-factor authentication (2FA)? Two factor authentication (2FA) increases your account security further than just using a username and password. In...

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Security