olemus
ISO/IEC 17029
väite usaldatavusaste
= degree of confidence in the claim

astmik sertifikaatide puhul
- lihtkindel
- keskkindel
- kõrgkindel
- tippkindel

ülevaateid
https://wiki.surfnet.nl/display/SsID/Levels+of+Assurance

https://www.spt.co.uk/media/t4mkimzt/as301118_agenda11b.pdf

https://catalogimages.wiley.com/images/db/pdf/9780730382645.excerpt.pdf

https://ec.europa.eu/digital-building-blocks/wikis/display/DIGITAL/eIDAS+Levels+of+Assurance

standardid
https://www.iso.org/obp/ui/#iso:std:iso-iec:29115:ed-1:v1:en

https://www.iso.org/obp/ui/#iso:std:iso-iec:17029:ed-1:v1en