The Global Information Assurance Certification (GIAC) program is part of SANS, a highly regarded source of instruction and research in the information security field. SANS also provides breaking news, operates a security alert service and serves on all kinds of government, research and academic information security task forces, working groups and industry organizations.
The SANS GIAC program encompasses 37 information security certifications across several categories, such as cyber defense, penetration testing, incident response and forensics, management, audit, legal, developer and industrial control systems. The GIAC Certified UNIX Security Administrator (GCUX) falls under its Cyber Defense category, and aims at professionals who install, configure, monitor, secure and audit both Unix and Linux systems.
GIAC certifications must be renewed every four years by earning 36 continuing professional experience (CPE) credits. Also, credential holders must pay a certification maintenance fee of $429 every four years.