CI Security:

• https://www.cisecurity.org/

IMO

• http://www.imo.org/en/ourwork/security/guide_to_maritime_security/pages/cyber-security.aspx
• https://www.imo.org/en/OurWork/Security/Pages/Cyber-security.aspx

ICS

• http://www.ics-shipping.org/docs/default-source/resources/safety-security-and-operations/guidelines-on-cyber-security-onboard-ships.pdf?sfvrsn=16
• https://advisera.com/27001academy/blog/2017/04/24/how-iso-27001-can-help-suppliers-comply-with-usa-dfars-7012/

NIST

• https://nvd.nist.gov/800-53
• https://nvlpubs.nist.gov/nistpubs/specialpublications/nist.sp.800-171r1.pdf

Trusted CI

• https://trustedci.org/

MISC

• LAN security: https://en.wikipedia.org/wiki/IEEE_802.1X
• U.S. ARF Maritime Cybersecurity Resources https://satnag.unols.org/cybersec/index.html