IT Career Glossary

Glossary of key IT terms and acronyms used on this site.
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Term Definition
IT Service Management
IT Service Management (ITSM) is a popular framework for managing IT services, which is philosophically centered on the customer's perspective of IT's contribution to the business. ITSM stands in deliberate contrast to technology-centered approaches to IT management and business interaction. The following sentence represents a characteristic statement from the ITSM philosophy: 'Providers of IT services can no longer afford to focus on technology and their internal organization; they now must consider the quality of the services they provide and focus on the relationship with customers.'
IT Business Analyst
IT business analysts figure out how a company can use its technology to improve production or workflow. Demand for these skills has skyrocketed, particularly now that every company is looking for ways to cut costs while maintaining productivity.
Internet Protocol version 6.
Abbreviation for Internet Protocol version 4. IPv4 is the fourth stable IP revision, and is widely used in Ethernet and other data communication topologies.
An Intranet is a network based on TCP/IP protocols (an internet) that is centralized within an organization, and accessible only by the organization's employees or others with authorization. Pages in an intranet look and act just like public web sites, but the firewall surrounding an intranet fends off unauthorized access.
Information Security
Information Security, a.k.a. IT Security, is the protection of computer systems and data from unauthorized access, disruption, modification or destruction. The frequency and sophistication of cyber-attacks continues to rise, placing IT security skills in top demand.
Information Assurance
Information Assurance (IA) is the practice of managing risks related to the use, processing, storage and transmission of digital data, and the processes and systems used for those purposes. The Information Assurance field is a sub-category or specialization of Information Security.
Instructor-Led Training is any course wherein the trainer and students interact in real-time. ILT can be in person or live-online.
In the IT industry, ICT is an acronym for 'Information & Communications Technology'.