Insights
INSIGHTS & LEARNING
Go beyond knowing to deepen your understanding of cybersecurity
From explanations of CyBOK and cybersecurity fundamentals to AI, hands-on exercises and insights from Wales, we share Cyber Hiroshima’s learning resources and activities from a range of perspectives.
EXPLORE BY TOPIC
Find articles on the topics that interest you
From systematic explanations of CyBOK and cybersecurity fundamentals for beginners to AI, hands-on exercises, Wales and Cyber Challenge, browse articles by topic and explore the areas that interest you.
01
Reading CyBOK
Learn cybersecurity systematically through explanations of CyBOK Knowledge Areas, key terminology and Supplementary Guides.
02
Cyber Basics
Clear explanations of fundamental concepts, technologies and terminology for those starting to learn cybersecurity.
03
AI & Cybersecurity
Explore areas where AI and cybersecurity intersect, including AI for Security, Security of AI and AI-assisted learning.
04
SudoRange Lab
Discover hands-on exercises using SudoRange and learning routes for turning cybersecurity knowledge into practical skills.
05
From Wales
Explore activities from Cyber Wales and SudoCyber, together with news and insights on cybersecurity in Wales and across the UK.
06
Cyber Challenge
Explore opportunities to put what you have learned to the test through CTFs, hands-on exercises and Cyber Challenge.
LATEST INSIGHTS
Latest Insights
Explore articles for learning about, thinking about and practising cybersecurity. From CyBOK and fundamental concepts to AI, hands-on exercises and collaboration with Wales, Cyber Hiroshima continues to share insights shaped by its learning activities and international connections.
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Connecting Hiroshima and Wales — Cyber Hiroshima as the Japanese Branch of Cyber Wales
Hiroshima and Wales in the United Kingdom may appear to…
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How AI Could Change Cybersecurity Learning — The AI Learning Cyber Hiroshima Is Working Towards
Cybersecurity is an extremely broad field, and even dec…
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Turning Knowledge into Practice — What Can You Learn with a Cyber Range and SudoRange?
In cybersecurity, there is a significant difference bet…
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Where Should You Start with Cybersecurity? — A Learning Path for Beginners
When you want to learn cybersecurity, it is easy to fee…
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How to Learn Cybersecurity Systematically — Using CyBOK as a “Map”
Update (October 2026)This article is based on CyBOK v1.…
News, Announcements & Events Archive
Browse news and activity updates separately from learning articles. Each section links to its complete archive.
News
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Japan’s response to PHP vulnerabilities: patching and government-wide checks
A concise update based on the Digital Agency’s publishe…
Announcements
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Evaluation begins for the Japanese CyBOK Wiki
[For Use in Japan Only · Access on Request] Please use …
Events
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CYDEF2026: 9–10 December at Iino Hall & Conference Centre, Tokyo
An international conference on national resilience in t…
CONTINUE LEARNING
Take what you discover into your next stage of learning
Take a topic you discover in Insights, understand it systematically through CyBOK, then put it into practice with SudoRange. Moving between knowledge and hands-on practice can help you deepen your understanding of cybersecurity.