CS Revision vs Learn Security 2

CS Revision helps you revise IB Diploma Computer Science in one focused place: learn a topic, practise it, then review what you got wrong until it sticks. LEARN EVERY TOPIC STEP BY STEP • 27 structured topics across Theme A, Theme B and the course components • Clear explanations, key ideas, worked examples and tables • Code examples in Python or Java, with syntax highlighting. Choose your language once. • Standard Level and Higher Level: HL-only material is labelled and can be hidden • Search, filter and bookmark topics PRACTISE WITH ORIGINAL QUESTIONS • Over 1,100 original practice questions written for this app • Single-answer, multiple-answer, code-output and short-answer questions • Instant feedback with an explanation for every question • Quick practice, topic practice and timed Theme A and Theme B practice sets • Report any answer that looks wrong straight from the question REVIEW AT THE RIGHT TIME • A spaced-review queue brings back questions just before you are likely to forget them • Progress charts, topic mastery and your weakest topics at a glance • A Due Review widget for your Home Screen • Optional daily practice reminders at a time you choose ASK THE QUESTION COACH Ask a follow-up about the lesson or question you are studying. The Question Coach uses Apple Intelligence on your device, so your questions are not sent to the developer or saved. It needs an iPhone or iPad that supports Apple Intelligence, with Apple Intelligence turned on. Responses are generated and can contain mistakes, so check them against the lesson. PRIVATE BY DESIGN • No account or sign-in • Your study profile and progress can sync between your iPhone and iPad through your own private iCloud • No advertising, no tracking and no third-party analytics • Export your progress or reset it at any time FREE AND FULL ACCESS Free: a selection of lessons and practice questions with explanations, up to three due review questions at a time, and one Question Coach conversation. Full Access (one-time in-app purchase): every lesson and question, unlimited practice and review, timed practice sets and unlimited Question Coach conversations. It is a single purchase with no subscription, and you can restore it on your other devices. CS Revision was developed independently from, and is not endorsed by, the International Baccalaureate (IB). International Baccalaureate and IB are registered trademarks of the International Baccalaureate Organization. All lessons and questions are original study material. They are not official IB examination questions or markschemes. Use the app alongside your teacher's guidance and the official course materials from your school. Terms of Use: https://grigor-dochev.github.io/ib-cs-revision-help/terms/

Introducing Learn Security 2 - the essential app for anyone who wants to improve their knowledge of cyber security risks. Whether you're an experienced tech user or just getting started, this app will teach you the fundamentals of cyber security and show you how to protect yourself from online threats. With easy-to-understand explanations and interactive demonstrations of cyber attacks, Learn Security covers some of the most common vulnerabilities listed in the Open Web Application Security Project Top 10 list. From session attacks, security misconfigurations, SSRFs, broken access control, SQL injections or cryptographic failures to cross-site request forgery and cross-site scripting, you'll learn how these attacks work and how to prevent them. For each vulnerability, the app provides an interactive attack demonstration and the respective countermeasures, giving users a comprehensive understanding of the risks and how to mitigate them. Learn Security is designed to be user-friendly and accessible, with clear explanations and step-by-step instructions that anyone can follow. Whether you're a business owner looking to protect your company's data or a student interested in a career in cyber security, Learn Security is what you need to get started. So why wait? Download Learn Security today and take the first step towards a safer, more secure digital world.