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| signature verification (ssn) | |||
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signature certification (Signature certification is the process whereby a county clerk, a Secretary of State, or other elections official determines whether the petitions filed by the supporters of a ballot measure or candidate has sufficient valid signatures to meet the minimum threshold needed to qualify for the ballot.  ballotpedia.org Alexander Demidov) | |||
| проверка подписи: 16 phrases in 8 subjects |
| Banking | 3 |
| Cryptography | 3 |
| Economy | 3 |
| European Bank for Reconstruction and Development | 1 |
| Information security and data protection | 2 |
| Microsoft | 1 |
| Oilfields | 1 |
| Security systems | 2 |