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David Johnson
Rochester, Minnesota
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CompTIA A+ ce Certification
CompTIA
CompTIA Network+ ce Certification
CompTIA
Certified Information Systems Security Professional (CISSP)
ISC2
CompTIA IT Operations Specialist – CIOS Stackable Certification
CompTIA
GIAC Certified Incident Handler (GCIH)
Global Information Assurance Certification (GIAC)
GIAC Security Essentials Certification (GSEC)
Global Information Assurance Certification (GIAC)