Hardening – one of many layers

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For those interested in confirming or checking the secure configuration of their operating systems the National Security Agency (NSA) have some hardening documents available. These cover Apple Mac, Microsoft Windows and Linux operating systems. Generally, hardening is a process that reduces the attack surface or the number of vulnerabilities exposed to attackers. Often this is achieved through disabling unused services, uninstalling unused software, and removing unnecessary user accounts and is considered an essential step in maintaining a trusted computing environment.

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