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Joanna Rutkowska

@rootkovska ↗

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Last Checked March 11, 2019

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Sun Jul 09 08:47:42 +0000 2017

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Joanna Rutkowska @rootkovska

@QubesOS This trick often allows to extend (in practice) one guarantee, i.e. no explicit VM escapes, to: no inter-V… https://t.co/id15NUitCu — PolitiTweet.org

Posted July 9, 2017

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Joanna Rutkowska @rootkovska

A simple way to limit side channel attacks on @QubesOS is to shutdown less trusted VMs while performing sensitive ops in sensitive VM(s). — PolitiTweet.org

Posted July 9, 2017

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Joanna Rutkowska @rootkovska

@QubesOS Of course Xen priv escalation exploits ruin everything. Also, depending on your threat model, you should r… https://t.co/WQFCI9vGLy — PolitiTweet.org

Posted July 9, 2017