The Validation Authority Service has classified and is supporting the following certificate products from SK:
| Certificate product | DNV classification rating | Reason for assigned rating | Date in production |
| ESTEID Certificate Policy version 1.2 | 5 | Qualified approved level: Certificates are marked as qualified and the issuer is registered/ approved by assigned inspectorate/authority according to applicable law to the issuer. Private key environment is not certified as SSCD (Secure Signature Creation Device) according to CEN CWA 14169. | March 1st 2008
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 | SK is The certification and validation service provider in Estonia and other Baltic States. SK has completed nationwide ID-card deployment in Estonia. Today, SK emphasizes on getting PKI usage to the masses by providing tools and technologies for digital signing and alike." |
