Glossary of IT Terms
IT terminology can be confusing. Here is a glossary of the most important concepts, explained simply and without technical jargon.
Active Directory (AD)
Microsoft's system for centrally managing the users and computers of a company. It allows single sign-on and consistent security policies. Learn more.
Backup
A safety copy of your data. It is made regularly (daily or hourly) to prevent the loss of information in the event of a failure, a cyberattack or human error. Backup FAQ.
Cloud Computing
Using servers and services over the internet instead of your own equipment. Examples: Microsoft 365, Azure, AWS, Google Cloud. Cloud FAQ.
Disaster Recovery (DR)
The plan and procedures for restoring IT systems after a major incident (fire, flood, ransomware). It includes RTO and RPO. Learn more.
Endpoint
Any device connected to the network: desktop, laptop, phone, tablet, printer. Endpoint protection means securing all of those devices.
Firewall
A device or piece of software that filters network traffic and blocks unauthorised access. The digital equivalent of a guard at the gate.
GDPR
The General Data Protection Regulation. The EU law that requires companies to protect personal data. Fines: up to 4% of annual turnover. Learn more.
Help Desk
A technical assistance service for users. Level 1 of IT support — it resolves everyday problems: passwords, email, printers, connectivity.
MFA (Multi-Factor Authentication)
Authentication with several factors: a password plus a code from an app or an SMS. It prevents 99.9% of credential-based attacks. Learn more.
NIS2
The EU directive on the security of network and information systems. It applies to companies in essential and important sectors. Learn more.
Outsourcing (IT)
Handing your IT department over to a specialist company. It covers full management: support, monitoring, security and strategy. Our service.
Patch
A software update that fixes security vulnerabilities or bugs. Patch management is the process of applying those updates regularly.
Ransomware
A type of malware that encrypts a company's data and demands a ransom. The biggest cyber threat facing businesses today. How we protect you.
RTO & RPO
RTO = how quickly systems have to be restored. RPO = how much data you can afford to lose. Together they define your backup and disaster recovery strategy. Full explanation.
SLA (Service Level Agreement)
The contract that defines the level of service: response times, guaranteed uptime, penalties. The basis of the relationship between a client and an IT provider. Neoxis SLA details.
VPN (Virtual Private Network)
The encrypted tunnel that gives secure remote access to the company network. Essential for work from home. Learn more.
Virtualisation
The technology that allows several virtual servers to run on a single physical server. It cuts costs by 50-70%. Learn more.
Did not find the term you were looking for? Ask us — we are happy to help.