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CertNexus Readiness


As a CertNexus Authorized Learning Partner, TDN offers rich and engaging cybersecurity classes; CyberSAFE, Internet of Things (IoT) and AI courses that align to CertNexus certifications, preparing you for the demands of your organization and helping you bridge critical skills gaps. Propel your career forward by taking these courses and passing the associated exams to earn these top cybersecurity and IoT certifications.

CertNexus Training


CertNexus is a leading provider of vendor-neutral, emerging technology certifications and micro-credentials for IT, business, and security professionals. Whether you are looking for broad-based introductory information, desire more detailed professional skills, or are seeking an advanced level of expertise, CertNexus courses train you to succeed in these in-demand, emerging technologies.

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Why Do I Need CyberSecurity?

Why would someone want to attack my computer?  Thousands upon thousands of hackers every day are breaching your data. How do you avoid it? Awareness is one of the first steps.

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