Ключевые слова: abstract, access, allowed, architecture, authorization, background, blogging, business, center, city, concept, consulting, denied, digital, distributed, double, downtown, exposure, financial, finger, fingerprint, identification, innovate, interactive, job, lock, math, new york, office, online, pattern, print, process, project, protection, quiz, research, safety, scanner, security, seminar, service, skyline, skyscraper, technology, town, verification, view, windows, workshop,