Cryptography Beginners Guide with openSSL

🚀 **OpenSSL and Cryptography - Beginners Guide** 🔒 This course is your gateway into the world of cryptography, where you'll dive deep into the practical applications of cryptographic techniques using the powerful openSSL toolkit. Whether you're a beginner or someone looking to refresh your knowledge, this comprehensive guide will demystify the concepts of encryption, symmetric keys, ciphers, and digital signatures. 📚✨ **A complete Guide** 🛠️ *Walk you through the secrets of:* - **Encryption**: Understand how to secure information with various encryption methods. 🔐 - **Symmetric Keys**: Learn about key generation and management for symmetric cryptography. 🗝️ - **Ciphers**: Explore different cipher algorithms and their operations. ⫴ - **Digital Signatures using openSSL**: Discover the power of digital signatures for authentication and integrity verification. 🆒 **What students wrote:** 🚀 **"Great teacher, alive, and communicative." - Nick Camus** ✨ **"Ofer is so knowledgeable and experienced. I really enjoyed learning from him." - Atela Dondth** 🎉 **"Awesome course! The instructor really goes indepth on every concept!" - Lisa Mind** 💖 **"I absolutely loved this course. It taught me everything I needed to know about cryptography." - Hana Rebic** 🙌 **"Thanks for a great and easy to understand course, Ofer." - Fred Barbosa** **This course is Hands On.** 👩‍💻✨ I will teach you the theory and the practical usage. You'll understand how HTTPS works with public key cryptography and how to use Hash functions to keep your files integrity safe. No power points or fancy words – only real, hands-on experience! 🛠️💻 **WHY openSSL cryptography?** 🤔 Cryptography is an essential part of technology, especially for ethical hackers, developers, and IT managers. It's the cornerstone of data security in our increasingly digital world. In this course, you'll learn to generate symmetric keys, public keys, certificate requests, hash functions, and more, using openSSL – a versatile toolkit that's widely used across industries. 🌐 **WHAT WILL YOU LEARN?** 🤔 - **How encryption works**: Understand the fundamentals of encryption and its role in protecting data. - **When do we use encryption**: Learn about the practical applications of encryption for security and privacy. - **Cipher algorithm operations**: Get to grips with how ciphers work and the different types available. - **Symmetric keys**: Generate and apply symmetric keys with openSSL to secure your data. - **Hash functions**: Use hash functions for integrity checks, understand their role in confidentiality vs. integrity. - **Public key cryptography**: Dive into the theory behind public and private keys and learn how they are used in real-world scenarios. - **Digital signatures**: Create digital signatures to authenticate data and ensure its non-repudiation. - **Certificate signing requests (CSR)**: Generate your own CSR for SSL/TLS certificates. - **Self-signing requests**: Learn how to create a self-signing request for internal use or testing. **TARGET AUDIENCE** 🎯 - **Students with little or no experience in cryptography**: If you're curious about cryptography and want to get started, this course is perfect for you! - **Anyone interested in encryption and hashing techniques**: Whether you're a developer, an ethical hacker, or just someone who wants to understand the technical side of data security, this course will guide you through every step. - **Developers looking to extend their knowledge on cryptography**: If you want to enhance your skill set with practical cryptographic knowledge and apply it using openSSL, this is the place to start! 🎓👩‍💻🚀 Join us on this journey into the fascinating world of cryptography and secure your place in the field of cybersecurity with openSSL! Enroll now and transform your understanding of data protection! 💪🔫🌟

🌟 **Course Overview** 🌟 The course has received a global rating of 3.80, with all recent reviews considered. The content of the course appears to be well-received by many beginners in cryptography who are also programmers looking to understand the concepts of encryption and digital signatures using OpenSSL. The instructor is noted for their clear voice and thorough explanations. **Pros:** - 📘 **Beginner Friendly:** The course is designed for beginners, making complex topics in cryptography more accessible and easier to understand. - 🔍 **Clear Explanations:** The instructor's clear voice and detailed explanations are commended for aiding comprehension of the subject matter. - 🛠️ **Practical Examples:** Some users appreciate the practical examples used to illustrate concepts, although there is a suggestion for these examples to be more current. - 📚 **Solid Foundation:** The course provides a strong foundation for understanding cryptography and is seen as useful for preparing for certification exams. - 🤝 **Community Feedback:** The course has been updated based on community feedback in the past, indicating a responsive approach to improving the content. **Cons:** - ⏲️ **Pacing:** While some users appreciate the pace for note-taking, others find it too slow and suggest speeding up at times. - 🚫 **Technical Issues:** There are reports of audio/video synchronization issues in some videos. - 📝 **Captions and Content Accuracy:** Some users have pointed out spelling mistakes and inconsistencies between the captions and narration, which could mislead learners. - 🖼️ **Visual Aids:** The course could benefit from more visual aids, such as diagrams, animations, and real-time examples with current tools to enhance understanding. - 🛠️ **Hands-On Practice:** Users express a desire for more hands-on exercises, particularly those involving active use of OpenSSL. - 📅 **Outdated Examples:** Some users feel the course could use more up-to-date examples and suggest incorporating autocompletion in exercises to reflect current practices. - 🎥 **Production Quality:** A few users have noted the presence of an irritating intro video and unnecessary graphics that distract from the learning experience. **Additional Suggestions:** - 📚 **Resource Provision:** Users recommend including additional resources for extra reading to complement the course material. - 🛠️ **Practical Exercises:** More practical exercises and "Proof of Concept" work are requested to test the knowledge gained from the course. - ♫ **Removing Distractions:** Removing the music at the start of each video is suggested to improve focus and learning experience. **Conclusion:** The course is well-regarded for its educational content and is particularly useful for beginners who wish to learn about cryptography and OpenSSL. While there are some areas that need improvement, such as pacing, synchronization issues, and the inclusion of more up-to-date examples with visual aids, the overall feedback indicates that the course remains a valuable resource for understanding the fundamentals of cryptography. The course developers should consider addressing the cons mentioned to enhance the learning experience further.