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Qualified Certificate for advanced electronic seal

Qualified certificates for advanced electronic seal of legal entity are used to create an advanced electronic seal by the Creator, indicated in the certificate, to electronic documents, and in electronic transactions that require a significant level of information security. The certificate only serves to authenticate the source and integrity of stamped electronic documents/statements (from an "electronic" office/organization).

Validity Price, VAT included
1 year 36 BGN
3 years 96 BGN

Contact us


41 Tsar Boris III Blvd.
1612 Sofia
e-mail: office

Lost or stolen signature

In case of lost or stolen signature – for temporarily suspension of 48 hours, call

0700 199 10 or *9910

In order to terminate your electronic signature, visit one of our offices.


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