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B-Trust is the trademark of the services, provided by the company as an accredited certification service provider - issuance, renewal, re-issuance and management of Qualified Electronic Signature Certificates, Qualified Electronic Time Stamps, Advanced Electronic Signatures, Electronic Certificates, Server Certificates. Providing electronic signing and electronic signature validation services.

For more information visit: www.b-trust.org


Contact us

Headquarters

41 Tsar Boris III Blvd. 1612 Sofia

working hours:every working day: 08:30 – 17:30

phone:0700 199 10
for Vivacom fixed network subscribers - at the price for a single city call
mobile:*9910
for subscribers of mobile networks - at the price for a call within the network, according to the customer's tariff plan
e-mail:office

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