The following resources are helpful when determining the security configurations to set for your systems with reference to security.
1. Center for Internet Security’s Benchmarks.
2. National Security Agency’s Secure Configuration Guides.
3. Defense Information Systems Agency’s Security Technical Implementation Guides (STIG).
source: http://www.networkworld.com/article/2863449/security0/8-tips-to-improve-cyber-security-in-the-new-year.html