Top 10 Alternatives to ISTARI Recently Reviewed By G2 Community
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Infosec Skills is the only cybersecurity training platform that moves as fast as you do. Train on your schedule with unlimited access to 100s of hands-on cybersecurity courses and hands-on virtual labs — or upgrade to an Infosec Skills boot camp for live, instructor-led training guaranteed to get you certified on your first attempt. Whether you're seeking training for yourself or your team, Infosec’s deep bench of cyber expertise and award-winning training platform provide the resources and guidance you need to stay ahead of technology change. Infosec Skills helps you: ● Build and validate in-demand cybersecurity skills ● Learn by doing with hands-on cloud-hosted labs, projects and assessments ● Get certified and stay certified with 100s of continuing education credits opportunities ● Train for your current job — or your dream career— with role-based learning paths mapped to the NICE Cybersecurity Workforce Framework ● Assess and fill your team’s skill gaps with easy-to-use team management tools, custom training assignments and immersive team boot camps
Individual Access gives you unlimited access to our entire catalog of over 15,000 videos of network and IT training. Business Plans provide teams of 4 or more the same access to course content that individuals receive with the addition of features like advanced user analytics, transferrable licenses, and access to Cisco lab environments.
CBT Nuggets provides innovative IT training that is informative, meaningful, and engaging.
We make compliance training engaging for your entire organization through interactive bite-sized courses designed to be completed on the go. Our comprehensive library covers harassment prevention, diversity, ethics, cybersecurity, and workplace safety — all delivered in a format employees actually enjoy. New! Harassment Prevention Essentials Series We heard you — training shouldn’t feel like a time sink. That’s why we launched the Harassment Prevention Essentials Series, a streamlined version of our industry-leading courses. These condensed trainings (30–40 minutes) deliver the key insights employees need while maintaining compliance. Available in 100+ languages and designed for flexibility, Essentials ensures faster completion without sacrificing impact.
Traditional training doesn't equip employees with the practical skills they need to drive business success. ACI Learning provides hands-on IT and cybersecurity training designed to build real-world, on-the-job skills. Our outcome-based programs empower employees with certification prep, industry-recognized credentials, and flexible learning options. With expert-led video training, labs, and scalable solutions, we help businesses, individuals, governments, and academic institutions develop a skilled workforce, align with business goals, and stay ahead in a rapidly evolving digital world.
HTB Enterprise is the cyber workforce readiness platform that closes skill gaps, boosts operational readiness, and ensures strategic cyber resilience. It delivers hands-on, real-world attack & defense labs (mapped to MITRE ATT&CK and NIST/NICE frameworks) and constantly updated content covering latest threats and vulnerabilities. Security teams continuously validate their skills in realistic scenarios, while managers track progress through advanced analytics and reporting. Trusted by 1,000+ enterprises, governments, and universities, the platform empowers organizations to develop cyber talent and stay one step ahead of attackers.
A fully interactive, on-demand, and gamified cyber skills platform
Centri is the leading practical defensive cybersecurity training company, offering free courses, blue team certifications, and a portfolio of platforms to support both corporate clients and individual learners, such as a defensive cyber range Blue Team Labs Online (https://blueteamlabs.online) and a state-of-the-art job board CySec Careers (https://cysec.careers).
CyberExam provides training and isolated cyber security environments so that you can improve yourself in the field of cyber security and learn analysis and defense methods against risks.
SANS Cyber Ranges is part of the broader product portfolio of the SANS Institute, a global leader in cybersecurity education since 1989. For over three decades, SANS has delivered cutting-edge training designed for cybersecurity professionals at all stages of their careers. Its success is grounded in providing high-impact, hands-on learning that reflects real-world challenges and threats. Courses are taught by expert instructors—seasoned practitioners with deep, real-world experience—ensuring that students receive practical, up-to-date knowledge they can apply immediately. SANS places strong emphasis on hands-on labs and exercises, helping learners solidify concepts and build skills in simulated environments. To accommodate different needs and schedules, SANS offers flexible training formats, including In-Person, Live Online, and OnDemand options. Its role-based curricula are tailored to specific job functions and levels of expertise, with offerings across key domains such as Cloud Security, Cyber Defense, Offensive Operations, Digital Forensics, and more. Participants also have the opportunity to earn GIAC certifications, recognized throughout the industry as a benchmark of cybersecurity proficiency and technical excellence. Ultimately, the value of SANS Cyber Ranges and training lies in their ability to build highly skilled cybersecurity professionals. Individuals gain the confidence and ability to respond to complex threats, while organizations benefit from stronger security teams, reduced risk, and improved overall security posture.