
CompTIA
Computing Technology Industry Association
CSIS (CompTIA Secure Infrastructure Specialist)

CompTIA
Computing Technology Industry Association
CompTIA Security+
Scrum.org
Professional Scrum Master I (PSM I)

CompTIA
Computing Technology Industry Association
CLNP (CompTIA Linux Network Professional)

CompTIA
Computing Technology Industry Association
CIOS (CompTIA IT Operations Specialist)

LPI
Linux Professional Institute
LPIC-1 Linux Administrator

CompTIA
Computing Technology Industry Association
CSSS (CompTIA Systems Support Specialist)

CompTIA
Computing Technology Industry Association
CompTIA Linux+ powered by LPI

CompTIA
Computing Technology Industry Association
CompTIA Network+

CompTIA
Computing Technology Industry Association
CompTIA A+

LPI
Linux Professional Institute
Linux Essentials

Microsoft
MCTS (Microsoft® Certified Technology Specialist)
Microsoft Windows Vista® ,Configuration