Learn Blockchain Security Online: Free Course with AI Tutor & Certificate
This free blockchain security course teaches you how to protect decentralized networks in just about 1 hour. You'll complete 40 video lessons covering cryptographic principles, access management, and network vulnerabilities. Once finished, you'll know how to audit smart contracts and can opt for a paid certificate.
Blockchain Security course syllabus
01 Introduction to Blockchain Technology
- What is Blockchain?
- History and Evolution of Blockchain
- Key Components of Blockchain
- Types of Blockchains
02 Basics of Blockchain Security
- Understanding Blockchain Security
- Consensus Mechanisms
- Cryptography in Blockchain
- Public vs Private Blockchains
03 Cryptographic Principles
- Hash Functions
- Digital Signatures
- Public and Private Keys
- Encryption and Decryption
04 Smart Contracts and Security
- Introduction to Smart Contracts
- Security Risks in Smart Contracts
- Best Practices for Smart Contract Security
- Tools for Smart Contract Auditing
05 Blockchain Attacks and Vulnerabilities
- Common Blockchain Attacks
- 51% Attack
- Sybil Attack
- Replay Attack
06 Identity and Access Management
- Identity in Blockchain
- Access Control Mechanisms
- Decentralized Identity
- Managing Private Keys
07 Network Security in Blockchain
- Peer-to-Peer Network Security
- DDoS Attacks on Blockchain
- Securing Blockchain Nodes
- Firewalls and Intrusion Detection Systems
08 Privacy in Blockchain
- Privacy Concerns in Blockchain
- Anonymity vs Pseudonymity
- Zero-Knowledge Proofs
- Privacy Coins
09 Regulatory and Compliance Aspects
- Blockchain Regulations
- Compliance Challenges
- Legal Implications of Blockchain
- Data Protection and Privacy Laws
10 Future Trends in Blockchain Security
- Emerging Security Technologies
- Quantum Computing and Blockchain
- Interoperability and Security
- The Future of Blockchain Security
Real-world projects you'll work on
Practice the exact kind of work Blockchain Security professionals do on the job.
Securing Smart Contracts for Financial Transactions at JPMorgan Chase
Implementing Blockchain-Based Identity Management for Google Cloud
Developing a Privacy-Centric Blockchain Solution for Meta Platforms
Designing a Robust Blockchain Network Security Framework for Amazon Web Services
Skills you'll gain
Add these to your LinkedIn profile and resume the day you finish.
Who should take this Blockchain Security course?
And exactly what you need before starting (spoiler: almost nothing).
This course is for
- Computer science students looking to specialize in web3 and smart contract security.
- Software developers in India wanting to transition into blockchain engineering roles.
- Cybersecurity professionals aiming to update their skills for decentralized networks.
- Crypto enthusiasts who want to understand how to spot vulnerabilities and protect digital assets.
Prerequisites
- A basic understanding of blockchain concepts and general programming logic is recommended.
- Familiarity with cybersecurity fundamentals will help you grasp the advanced modules faster.
How learning works on LearnTube
The structure of a bootcamp, the price of free.
AI curates your path
Our AI picks the top 1% of video content for each topic and arranges it into a structured, goal-based curriculum. No more tutorial roulette.
Learn, then get quizzed
After every lesson, your AI tutor asks you a question and gives personalised feedback on your answer, so gaps get fixed immediately.
Finish with proof
Complete the course, build the capstone project, and claim a certificate recognised by 900+ hiring partners.
A complete Blockchain Security course: free, structured and job-focused
You can start learning right away with this free blockchain security course, which includes the option to earn a paid certificate upon completion. The curriculum begins with a lesson on What is Blockchain? before moving into 10 detailed modules. You'll study the Basics of Blockchain Security, explore Cryptographic Principles, and understand Smart Contracts and Security. We also cover Blockchain Attacks and Vulnerabilities, Identity and Access Management, and Network Security in Blockchain. By the end, you'll review Privacy in Blockchain, Regulatory and Compliance Aspects, and Future Trends in Blockchain Security.
Theory alone won't make you a web3 security expert. That is why you'll complete four hands-on projects to build your portfolio. You'll practice Securing Smart Contracts for Financial Transactions at JPMorgan Chase and Implementing Blockchain-Based Identity Management for Google Cloud. Later, you'll take on Developing a Privacy-Centric Blockchain Solution for Meta Platforms and Designing a Blockchain Network Security Framework for Amazon Web Services.
LearnTube makes this smart contract auditing course easy to follow. We curate the best educational YouTube videos and organize them into a structured path. An AI tutor steps in after every video, giving you a quick quiz to ensure you understand the material. If you get stuck, the AI is there to help. The learning is entirely free, and you can add a verified certificate to your resume once you finish all 40 video lessons.
Jobs you can target after learning Blockchain Security
Blockchain Security is a gateway skill for some of the fastest-growing roles in tech.
Reviews blockchain code to find and fix security vulnerabilities before deployment.
Builds secure decentralized applications and protects blockchain infrastructure from cyber attacks.
Advises companies on compliance, privacy, and risk management for crypto projects.
Typical entry-level salary ranges in India as of November 2026. Actual compensation varies by city, company and experience.
Earn a Blockchain Security certificate employers recognise
Finish the course and claim a certificate you can share anywhere.
- Learn 100% free: every lesson, quiz and the AI tutor cost nothing
- Claim your certificate when you complete the course (an optional paid add-on)
- Recognised by 900+ hiring partners across India
- One click to share on LinkedIn and add to your resume
Why learners choose LearnTube
Real reviews from Google. You learn free, you get assessed free, and you pay only if you want the certificate.
Though I have 11 years of experience as an HRBP, the course helped me refresh my knowledge and gave me insights into new trends in the market. The modules were clear and easy to understand, and the quizzes were well designed. I have added the certificate to my LinkedIn profile.
I had a lot of doubts while learning, but the AI chatbot answered them in detail with simple summaries. The videos on the platform saved me a lot of time as I didn't have to search YouTube and watch random content.
Just earned my certificate in HR Management from LearnTube.ai! The platform is user-friendly and the assessment was a great way to validate my knowledge. Feeling proud of this accomplishment!
I enrolled in a LearnTube personalized course to get into a Data Analytics role. It helped me learn SQL in depth and gave me hands-on experience with Power BI. I attached the LearnTube certificate to my CV, it added credibility to my profile, and I'm currently in the interview process.
The interface is user-friendly and intuitive, making it easy to navigate the course. I encountered no errors during my time using the platform, which was a refreshing change from other online learning platforms.
Just cleared the Business Analyst assessment and got certified! Loved how the course simplifies big concepts like data-driven decision making into short, practical lessons. The automated quizzes kept me on track the whole time. Perfect boost for my resume!
The certificate gave me a real edge during my B.Tech. By the time I graduated, I had skills that set me apart from my peers, and the certification opened up more job opportunities. It gave me the confidence to stand out during interviews.
I manage many software projects as a General Manager and was looking for a good certification program to stay competitive. After researching many programs, I chose LearnTube and it was much better than I expected. The material is well-organized and practical, and what I liked most is the lifetime access.
Frequently asked questions
Everything learners ask before starting this Blockchain Security course.
Is this blockchain security course really free?
Yes. You can watch all 40 video lessons and take the AI quizzes at no cost. We only charge a fee if you decide to purchase the optional certificate after completing the training.
Are smart contract auditors still in demand?
Absolutely. As decentralized finance and web3 applications grow, companies need experts to prevent costly hacks. Learning smart contract security gives you a highly specialized skill that many tech employers actively look for.
How does this differ from standard YouTube tutorials?
We organize the best YouTube videos into a clear, 10-module learning path. Instead of just watching passively, you'll interact with an AI tutor that tests your knowledge with quizzes after every single lesson.
Will I get a certificate for this web3 security course?
Yes, you can earn a certificate. Once you finish the entire 1-hour curriculum and pass the required quizzes, you have the option to buy a verified certificate to share on your resume.
Is this a self-paced learning program?
Yes. The entire syllabus is available online, allowing you to learn at your own speed. You can start the first lesson today and finish the remaining modules whenever you have free time.
Do I need prior coding experience?
Yes, having some basic programming knowledge is highly recommended. Understanding exactly how code works makes it much easier to spot network vulnerabilities when you study smart contracts and cryptographic principles.
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Start learning Blockchain Security today, for free
40 lessons, an AI tutor that never gets tired, and a certificate at the finish line. All you need is an hour a day.
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