42 Recovery of computer data; engineering; installation of computer software, namely, software intended for data storage, processing, analysis and visualization; research in the field of artificial intelligence technologies; information technology [IT] consultancy; artificial intelligence consultancy; computer technology consultancy; consultancy in the design and development of computer hardware; architectural consultancy; internet security consultancy; computer software consultancy; technological consultancy; computer software consultancy, namely consultancy in the field of modernization of software for data storage, processing, analysis and visualization; monitoring of computer systems to detect breakdowns; monitoring of computer systems for detecting unauthorized access or data breach; electronic monitoring of personally identifying information to detect identity theft via the internet; software as a service [SaaS], namely software for data storage, processing, analysis and visualization; maintenance of software designed for storing, processing, analyzing and visualizing data; platform as a service [PaaS], namely software platform for data storage, processing, analysis and visualization; providing virtual computer systems through cloud computing; providing information on computer technology and programming via a website; providing search engines for the internet; conversion of computer programs and data, other than physical conversion; rental of computer software, namely software for data storage, processing, analysis and visualization; development of computer platforms; computer software design; user authentication services using blockchain technology; creating and designing website-based indexes of information for others [information technology services]; off-site data backup; cloud computing; computer programming services for data processing; user authentication services using single sign-on technology for online software applications for data storage, processing, analysis and visualization; software engineering services for data processing; data encryption services; electronic data storage; provision of non-downloadable computer software libraries for use in general purpose computing of large data sets; provision of non-downloadable computer software libraries for use in general purpose computing of large data sets in the field of high-performance computing; provision of non-downloadable computer software libraries for use in general purpose computing of large datasets in the field of deep learning; provision of non-downloadable computer software libraries for use in general purpose computing of large data sets in the field of artificial intelligence; provision of non-downloadable computer software libraries for use in general purpose computing of large datasets in the field of machine learning; providing software platform ready to use cloud services for data storage, processing, analysis and visualization; design and development of computer hardware and software in the field of machine learning, deep learning and deep neural networks; providing of the above services, including through mobile or online application.