Enterprise Security Software and Training for Mainframe Users

Security Solutions for z/OS Enterprise Systems

Technician

Vanguard Administration is a powerful cybersecurity solution that automates processes, offers powerful reporting with real-time management, and provides control over policy administration.

IT Analyst

Vanguard Audit & Compliance Solutions for z/OS, RACF, ACF2, and Top Secret (TSS) are among the most advanced cybersecurity audit and compliance tools in the industry.

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Implement the widest range of Multifactor Authentication solutions with the most efficient implementation available. Secure Enterprises, Employees and Customers.

Mainframe Resources

Customer Support Representative

At Vanguard, customer service is always our number one priority. Our entire operation is dedicated to supporting the needs of each customer. Our guiding philosophy is that customer service is not part of our employment; it’s the reason for our employment! At Vanguard, customer service is just as important to the software development team as it is to our sales team.

Technology Experts

Close the z/OS skills gap. Vanguard understands that many mainframe security professionals are retiring from the industry, creating a desperate need for qualified, experienced mainframe security professionals. Vanguard’s MS/ Mainframe SMEs on Demand is the primary solution for organizations suffering from this issue.

Professional Services Technician

The most effective way for organizations to reduce the cost of maintaining enterprise security and improve security postures is to automate and optimize information security. Vanguard Professional Services offers many security services to enable security automation and optimization.

Learn more about the Customer Zone.

Learn more about Mainframe Experts On Demand.

Learn more about Vanguard Professional Services.

Mainframe Training

Vanguard zSecurity University is a year-round training program providing comprehensive IT security education for enterprise security staff, z/OS and IT security professionals. For over 30 years, Vanguard has trained thousands of IT security professionals worldwide. Vanguard zSecurity University is the industry’s leading source to obtain z/OS Security Server-specific IT security training. Whether you are new to RACF, ACF2, and TSS or looking to expand your range of skills, we offer live training sessions that will lead you toward your next milestone!

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Whether you are new to RACF, ACF2, and TSS or looking to expand your range of skills, we offer live training sessions that will lead you toward your next milestone!

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Self-Paced Training sessions provide subscribers with all they need to securely administrate mainframe systems.

Training instructor

Top-tier education from some of the most skilled RACF professionals in the field!

Learn more about Self-Paced Training.

Meet our Instructors.

Why Vanguard?

Comprehensive Compliance

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Automated Compliance and Reporting. Reduces complexity for organizations with mixed or transitioning mainframe security systems. Consistent interface and policy frameworks across RACF, ACF2 and TSS.

Expertise

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40 years of leadership in mainframe cybersecurity, particularly within IBM z/OS environments. Trusted by U.S. federal agencies, financial institutions, and Fortune 500 firms.

Regulatory Confidence

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Auditable, standards-aligned security configurations. Delivering real-time audit readiness by automatically generating reports for standards like PCI-DSS, SOX, HIPAA, GDPR, and DISA-STIG.

Lower Cost-Reduced Risk

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Automation reduces the labor and audit preparation burden. Continuous, policy-driven enforcement minimizes human error. Unified control over all z/OS security subsystems.

Your Trusted Mainframe Partner Since 1986