First, no the NSA does not have some kind of secret, hardened OS. Second, https://en.wikipedia.org/wiki/Security-Enhanced_Linux https://en.wikipedia.org/wiki/S

First, no the NSA does not have some kind of secret, hardened OS. Second, https://en.wikipedia.org/wiki/Security-Enhanced_Linux https://en.wikipedia.org/wiki/Security-Enhanced_Linux Third, https://www.nsa.gov/ia/mitigation_guidance/security_configuration_guides/operating_systems.shtml https://www.nsa.gov/ia/mitigation_guidance/security_configur...