Provision of electronic digitizing and storage of document images, data and text onto computer readable media; electronic signature authorization services; digital signature authorization services; computer services in relation to electronic signature verification and authorization services; computer services in relation to digital signature verification and authorization services; providing temporary use of online non-downloadable software for signing electronic documents; providing temporary use of online non-downloadable software for generating, obtaining, managing, capturing, storing, processing, and viewing electronic signature and electronic signature data; software as a service (SaaS) service featuring software for the issuance of encrypted digital signature certificates; data encryption and decryption services; design and development of computer hardware and software for on-line attestation and verification of Internet users; design, creation and maintenance of electronic computer programs; designing, research and development of programs and software for electronic identification; design, installation, provision, maintenance and updating of computer programs and software; electronic data storage; electronic storage of files and documents for others; secure electronic storage of files and documents for others; maintaining security and providing controlled access to electronically stored files and documents; electronic signature verification services; on-line authentication of user's digital signatures in electronic commerce; electronic document time-stamping services; digital signature verification services; application service provider featuring application programming interface software for sending electronic signature requests, completing contracts, opening accounts, confirming deliveries, completing employment forms, electronically signing documents, automating forms and form-field data, tracking documents in real-time, routing and controlling document workflow, configuring platform notifications, downloading digitally-sealed documents, and enforcing multi-factor authentication