Revision 4 represents the first major review of the Recommendations in almost four years. Federal agencies are required by law to comply with the Federal Information Security Management Act (FISMA), which references the NIST SP 800-53 Recommendations. Privileged accounts are specifically targeted by APTs because they enable broad access to critical assets. The release of Revision 4 will prompt many agencies to focus on improving the security of privileged accounts. This white paper provides an overview of how to confront advanced persistent threats.”]
Source: https://www.bankinfosecurity.com/whitepapers/implementing-essential-security-controls-w-1189