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Are there any FOSS operating systems that are certified EAL 5 or higher by CC?

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Re: Are there any FOSS operating systems that are certified EAL 5 or higher by CC?

#3

What's your use case, exactly? Common Criteria certification isn't a blanket blessing for a particular piece of software that says "this thing is Secure(tm)".

I'm simply curious and would like to play with it if it's there :)

Re: Are there any FOSS operating systems that are certified EAL 5 or higher by CC?

#6
post #5

There is only one EAL 5 OS, the nonfoss STOP system from BAE. Several Linuxes are EAL 4. https://www.baesystems.com/en/product/stop-os# docs https://en.wikipedia.org/wiki/XTS-400

Sorry, I meant greater than 5.

There are no operating systems with an EAL greater than 5. There are single-purpose microprocessor controlled devices with higher ratings, but you are unlikely to ever find one.

Re: Are there any FOSS operating systems that are certified EAL 5 or higher by CC?

#7
post #5

Earlier quoted context omitted.

Sorry, I meant greater than 5.

There are no operating systems with an EAL greater than 5. There are single-purpose microprocessor controlled devices with higher ratings, but you are unlikely to ever find one.

It's a common level for smart cards, HSMs and the like, designed (with formal proofs etc) to be evaluated at that level. Those are easy enough to find.