The list of information technology acronyms and abbreviations.

All information technology related acronyms and abbreviations.

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6
MCP:
Microsoft Certified Professional(Computing certification, Certification)
6
MCSE:
Microsoft Certified Systems Engineer(Microsoft certification)
4
MCSD:
Microsoft Certified Solution Developer(Microsoft certification)
4
RHCE:
Red Hat Certified Engineer(Linux, Certification)
3
CCA:
Citrix Certified Administrator(CISCO, Computing certification, APPLE)
3
CCEA:
Citrix Certified Enterprise Administrator(CISCO)
3
CCNA:
Cisco Certified Network Associate(Cisco certification, CISCO)
3
CNE:
Certified Novell Engineer(Computing certification, Certification)
3
MCAD:
Microsoft Certified Application Developer(Microsoft certification)
3
MCDST:
Microsoft Certified Desktop Support Technician
3
MCPD:
Microsoft Certified Professional Developer(Microsoft certification)
3
MCSA:
Microsoft Certified Systems Administrator(Microsoft certification)
3
MCTS:
Microsoft Certified Technology Specialist(Microsoft certification)
3
MOS:
Microsoft Office Specialist(Microsoft certification, Certification)
3
RHCA:
Red Hat Certified Architect(Linux, Certification)
3
RHCDS:
Red Hat Certified Datacenter Specialist(Linux, Certification)
3
RHCSS:
Red Hat Certified Security Specialist(Linux, Certification)
3
RHCT:
Red Hat Certified Technician(Linux, Certification)
2
CCIA:
Citrix Certified Integration Architect(Computing certification, APPLE)
2
CISA:
Certified Information Systems Auditor(Computing certification)
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ChicagoSmart Define. 2018. "information technology" http://smartdefine.org/information_technology/abbreviations/r/Professional_certification (accessed September 23, 2026).
HarvardSmart Define 2018, information technology, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/information_technology/abbreviations/r/Professional_certification>.
MLASmart Define. "information technology" 18 January 2018. Web. 23 September 2026. <http://smartdefine.org/information_technology/abbreviations/r/Professional_certification>