Blockchain Fundamentals: Understanding Crypto, Wallets, and NFTs — PickAClass
⏱ 2h 30m 📚 25 lessons 🎧 Audio version

Blockchain Fundamentals: Understanding Crypto, Wallets, and NFTs

Learn the core concepts of distributed ledger technology, digital assets, and decentralized applications so you can confidently navigate the modern crypto landscape.

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About this course

Cryptocurrencies and blockchain technology are reshaping finance and data management, but the underlying concepts can seem complex and intimidating. This course provides a clear, text-based introduction to the foundational architecture of blockchain, explaining how digital assets, transactions, and security mechanisms work. This course focuses on building a solid technical understanding of the technology, enabling you to participate safely and knowledgeably in the digital economy. What you'll learn: * Understand the core concepts of distributed ledgers, hashing, and fundamental consensus mechanisms. * Practice securing and managing common digital assets using various wallet types and exchange best practices. * Analyze the architectural differences between major blockchain networks, including layer one and layer two solutions. * Grasp the functionality and use cases of non-fungible tokens (NFTs) and the basics of decentralized finance (DeFi). * Apply modern security and risk management practices when interacting with decentralized applications (dApps). The content starts with essential terminology and the cryptography basics that underpin blockchain technology, then moves into practical application concepts like setting up wallets and understanding transaction flows, concluding with a look at modern security best practices. This course is designed for absolute beginners with no prior experience in finance, programming, or blockchain technology. Start building your foundational knowledge today.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 14-day refund
    No questions asked
  • Short & focused
    2h 30m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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PickAClass
Skills profile · verifiable
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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Blockchain Fundamentals: Understanding Crypto, Wallets, and NFTs
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
P
PickAClass — Name Surname
Blockchain Fundamentals: Understanding Crypto, Wallets, and NFTs
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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