olemus
turvanõuete ja -tavade süsteem
= a system of security requirements and practices

näiteid
https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/882764/dwp-ss010-security-standard-desktop-operating-system-v1.1.pdf

https://inldigitallibrary.inl.gov/sites/sti/sti/3480251.pdf

https://uit.stanford.edu/guide/securitystandards