digital signatureWhat is a Digital Signature.
Digital signature – an indispensable attribute of any electronic document, obtained in the process of its cryptographic transformation by means of a private key, which is meant to confirm authenticity of this electronic document. The digital signature is created by technical means in accordance with the requirements of SMV CWA 14170:2007 Security requirements for signature creation applications.

The legal effect and validity of electronic signature.
Digital signatures have the same legal effect as a handwritten signature on hard copy document in conditions of:
a) authenticity of the digital signatures is confirmed by means of its certification,
b) validity of public key certificate, compiled and issued according to law, at the time of signing an electronic document.
A digital signature is recognized equal to handwritten signature on hard copy document, authenticated with the stamp, in case if usage of the stamp is authorized.

The application of digital signature.
An electronic document shall be signed with digital signature by the person, who in accordance with the law or contract, is authorized to sign such document with handwritten signature on hard copy document.
The digital signature is created by the holder of public key, by means of digital signature, using the private key.
Mode of digital signatures application in electronic documents of public authorities is established by the Government.

Digital signature authenticity verification.
Verification of digital signatures is performed with certified means of digital signature, using the public key certificate of the person who signed the electronic document and directly in accordance with the requirements of SMV CWA 14171:2007 standard – General Guidelines for electronic signature verification.
Private and public key.
Interdependent private and public keys are created simultaneously by individuals.
Individuals create their own private and public keys using the means of digital signatures. They may be holders of an unlimited number of private and public keys.
Private key – unique digital sequence compiled by means of digital signature and used to create a digital signature;
The private key is kept and used exclusively by the owner, in such a way as to prevent access of another person to the key.
Public key – unique digital sequence, formed by means of digital signature, corresponding to the associated private key and designed to verify the digital signature;
The public key is certified by Center for certification of public keys of the State Enterprise “Center of Special Telecommunications” and is accessible to all subjects of electronic document circulation.

The above is intended to provide a brief guide only. It is essential that appropriate professional advice is obtained. Our Law Firm will be glad to assist you in this respect. Please do not hesitate to contact us.

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