Qubes OS A reasonably secure operating system

Download & Install
Version 3.1
What is Qubes OS?
Qubes-certified Laptops

What the experts are saying

"Happy thought of the day: An attacker who merely finds a browser bug can't listen to my microphone except when I've told Qubes to enable it."
Daniel J. Bernstein, mathematician, cryptologist, computer scientist
"When I use Qubes I feel like a god. Software thinks that it's in control, that it can do what it wants? It can't. I'm in control."
Micah Lee, Freedom of the Press Foundation, The Intercept
"I’m really excited about Qubes"
Edward Snowden, whistleblower and privacy advocate

Why do the experts like Qubes?

The Qubes Approach

Media & Press

"Finally, a 'Reasonably-Secure' Operating System: Qubes R3"
by J.M. Porup
"For those willing to put in the effort, Qubes is more secure than almost any other operating system available today"
by J. M. P.
"So Rutkowska flipped the game, this time in favor of the defenders."
by Andy Greenberg
More Media & Press

Announcements

What's going on inside of Qubes

Security that Works

Qubes brings to your personal computer the security of the Xen Project hypervisor - the same software relied on by major hosting providers to isolate websites and services from each other. If it breaks, so goes the global digital economy. Learn more

Use the OS & Apps You Like

Can't decide which Linux distribution you prefer? Still need that one Windows program for work? With Qubes you don't need to pick a favorite or compromise. Learn more

Get serious with privacy

With Whonix integrated into Qubes, you can easily route network traffic through the Tor anonymity network. Learn more

Our Research

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