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Field Notes
Guides, answers and explainers on cybersecurity, programming and computer science — from the Korra Studio knowledge base.
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Is GCSE Computer Science Hard? A Realistic Guide
An honest breakdown of GCSE Computer Science difficulty, common trouble spots, and practical strategies to actually succeed.
GCSE Computer Science Revision Guide: Key Topics
A concise glossary entry covering what GCSE Computer Science entails and how to revise its core topics effectively.
Readarrow_forwardAm I Too Old for a Cybersecurity Career? No.
Worried you're too old to break into cybersecurity? Here's an honest, practical roadmap for career changers of any age.
Readarrow_forwardWhat Are the Best Entry-Level Cyber Security Jobs in the UK?
A practical UK-focused guide to real entry-level cyber security roles, expected salaries, skills needed, and how to land your first job.
Readarrow_forwardHow Do I Pass Security+ on My First Attempt?
A practical study plan and exam strategy for passing CompTIA Security+ on the first try, without wasted time or false confidence.
Readarrow_forwardWhat's the Best Cybersecurity Roadmap for Beginners?
A step-by-step cybersecurity roadmap for beginners covering foundations, networking, systems, hands-on labs, and career specialization.
Readarrow_forwardWhat Does a SOC Analyst Do?
What does a SOC analyst do all day? A clear breakdown of the tasks, tools, and career tiers, from a mentor who has trained people into the role.
Readarrow_forwardBrowse by category
Networking
Offensive
What Are the Best Entry-Level Cyber Security Jobs in the UK?
A practical UK-focused guide to real entry-level cyber security roles, expected salaries, skills needed, and how to land your first job.
Readarrow_forwardAdvanced OSINT: Techniques Beyond Basic Recon
Level up your OSINT skills with advanced techniques for infrastructure mapping, metadata analysis, and correlation across data sources.
Readarrow_forwardAdvanced Exploit Development: From Bug to Weaponized PoC
A practical look at advanced exploit development: memory corruption primitives, mitigation bypasses, and the engineering discipline behind reliable exploits.
Readarrow_forwardCloud
DevOps
Web Security
Malware Analysis
Blue Team
Intro to SIEM Operations: A Practical Blue Team Guide
Learn the fundamentals of SIEM operations, from log ingestion to alert triage, with practical steps analysts use daily.
Readarrow_forwardMastering Threat Hunting: A Practical Guide
Learn a structured, hypothesis-driven approach to threat hunting, from data sources to techniques that uncover hidden adversaries.
Readarrow_forwardPUDA Explained: Understanding Use-After-Free-Style Bugs
A clear breakdown of PUDA (Premature Use / Dangling Access) style memory bugs, how they arise, and how defenders detect and prevent them.
Readarrow_forwardBreaking In
See all (11)arrow_forwardWhat's the Best Cybersecurity Roadmap for Beginners?
A step-by-step cybersecurity roadmap for beginners covering foundations, networking, systems, hands-on labs, and career specialization.
Readarrow_forwardWhat Does a SOC Analyst Do?
What does a SOC analyst do all day? A clear breakdown of the tasks, tools, and career tiers, from a mentor who has trained people into the role.
Readarrow_forwardSOC Analyst Salary UK: What to Expect
SOC analyst salary UK ranges by level and region, explained plainly - approximate figures, what moves them, and how progression actually works.
Readarrow_forwardWhat Is a SIEM? A Beginner's Guide
What is a SIEM? A plain-English guide to how Security Information and Event Management tools work, and how to start practising with one for free.
Readarrow_forwardIs Cyber Security Hard to Learn?
Is cyber security hard to learn? An honest answer from a mentor who teaches it 1-to-1 - what's genuinely difficult, and what just looks that way.
Readarrow_forwardHow to Get Into Cyber Security in the UK
A practical, no-nonsense guide to how to get into cyber security in the UK - the real entry routes, what employers actually check, and where to start.
Readarrow_forwardHow to Become a SOC Analyst in the UK
How to become a SOC analyst in the UK - the skills, certifications, and step-by-step path, from someone who mentors people through it 1-to-1.
Readarrow_forwardHow Long Does It Take to Learn Cyber Security?
How long does it take to learn cyber security? Realistic timelines by goal - first job, first certification, or genuine competence - from a mentor.
Readarrow_forwardCareer Change
Am I Too Old for a Cybersecurity Career? No.
Worried you're too old to break into cybersecurity? Here's an honest, practical roadmap for career changers of any age.
Readarrow_forwardFrom Military to Cyber Security in the UK
Moving from military to cyber security in the UK — how to translate your service experience, use resettlement funding, and land your first analyst role.
Readarrow_forwardFrom IT Support to Cyber Security
Moving from IT support to cyber security is one of the fastest career changes in tech. Here's the exact path, skills you already have, and gaps to close.
Readarrow_forwardCyber Security Career Change While Working Full Time
How to switch to cyber security while working full time, without quitting your job or burning out — a realistic weekly study plan and sequencing.
Readarrow_forwardCyber Security Career Change: The Complete Guide
A practical guide to a cyber security career change — which entry path fits you, what to learn first, realistic timelines, and costly mistakes to skip.
Readarrow_forwardCareer Change to Cyber Security at 40
Is a career change to cyber security at 40 realistic? Yes — here's what employers actually care about, a realistic study plan, and what to skip.
Readarrow_forwardCertifications
See all (11)arrow_forwardHow Do I Pass Security+ on My First Attempt?
A practical study plan and exam strategy for passing CompTIA Security+ on the first try, without wasted time or false confidence.
Readarrow_forwardSecurity+ vs ISC2 CC: Which Should You Sit First?
Security+ vs ISC2 CC compared directly for UK career changers — cost, difficulty, recognition, and which one actually gets beginners hired faster.
Readarrow_forwardSecurity+ SY0-701 Study Guide (2026)
A week-by-week Security+ SY0-701 study guide covering all five exam domains, realistic weekly study hours, and how to know you're ready to sit it.
Readarrow_forwardSC-200 Exam Guide: Security Operations Analyst
A practical SC-200 exam guide for the Microsoft Security Operations Analyst role — what's tested, how to prepare, and who should sit it first.
Readarrow_forwardIs CompTIA Security+ Worth It in 2026?
Straight answer on whether CompTIA Security+ SY0-701 is worth it in 2026 — UK job market value, salary impact, career stage, and who should skip it.
Readarrow_forwardIs CISSP Worth It? An Honest Answer
Is CISSP worth it in 2026? A CISSP-certified mentor breaks down the real ROI, the experience requirement, and who should wait before sitting it.
Readarrow_forwardHow Long Does It Take to Study for Security+?
How long it really takes to study for Security+ SY0-701 — realistic timelines by background and weekly hours, and how to avoid rushing the exam.
Readarrow_forwardCyber Security Certification Roadmap (2026)
A realistic cyber security certification roadmap from complete beginner to specialist in the UK — what order to sit exams in, and why it matters.
Readarrow_forwardComputer Science
IB Computer Science Tutor
What an IB Computer Science tutor helps with — HL vs SL demands, the Internal Assessment (IA), and where students typically need the most support.
Readarrow_forwardGCSE Computer Science Tutor
What a GCSE computer science tutor actually helps with — exam board differences (OCR J277, AQA 8525), common weak spots, and how 1-to-1 sessions work.
Readarrow_forwardA-Level Computer Science Tutor
What an A-level computer science tutor helps with — OCR H446 vs AQA 7517 differences, the NEA project, and where students actually get stuck.
Readarrow_forwardTutoring
Is GCSE Computer Science Hard? A Realistic Guide
An honest breakdown of GCSE Computer Science difficulty, common trouble spots, and practical strategies to actually succeed.
Readarrow_forwardGCSE Computer Science Revision Guide: Key Topics
A concise glossary entry covering what GCSE Computer Science entails and how to revise its core topics effectively.
Readarrow_forwardOnline Cyber Security Tutor: How It Works
What working with an online cyber security tutor actually involves — the tools, format, who it suits, and how to tell a good one from a weak one.
Readarrow_forwardCyber Security Tutor in London
Looking for a cyber security tutor in London? Here's how 1-to-1 tutoring actually works, what a first session looks like, and how to judge quality.
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