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Qubes OS: A reasonably secure operating system
Qubes is a security-oriented, free and open-source operating system for personal computers that allows you to securely compartmentalize your digital life.
"SecureDrop depends on Qubes OS for best-in-class isolation of sensitive workloads on journalist workstations. "Qubes OS gives us greater confidence in the security of systems being used to remotely access our servers, mainly because powerful physical and logical privilege separation between workspaces allows our engineers to select appropriate degrees of isolation for different processes." Qubes brings to your personal computer the security of the Xen hypervisor, the same software relied on by many major hosting providers to isolate websites and services from each other.
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