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 - [NSA BIND 9 DNS Security](https://apps.nsa.gov/iaarchive/library/ia-guidance/security-configuration/applications/bind-9-dns-security.cfm) (2011)
 
+### NTP
+
+- [IETF - Network Time Protocol Best Current Practices draft-ietf-ntp-bcp-08](https://tools.ietf.org/html/draft-ietf-ntp-bcp-08) (Nov 2018)
+
 ## Authentication - Passwords
 
 - [UK NCSC - Password administration for system owners](https://www.ncsc.gov.uk/collection/passwords)