Cyfrin Updraft
Free video courses from the audit firm Cyfrin on Solidity, Foundry, DeFi and smart contract security.
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Cyfrin Updraft key facts
| Category | Web3 education |
|---|---|
| Platforms | Web |
| Pricing | Free on-demand courses |
| Company | Cyfrin Inc. |
What is Cyfrin Updraft?
Cyfrin Updraft is a free on-demand course platform run by Cyfrin Inc., a smart contract audit firm. Its page lists 150+ lesson hours and four career tracks: blockchain foundations, smart contract security auditor, DeFi developer and web3 wallet security. ethereum.org links to its courses, which run from 3 hours (Blockchain Basics) to 24 hours (Smart Contract Security).
Cyfrin Updraft pros and cons
- All on-demand courses are free
- 150+ lesson hours, including a 24-hour Smart Contract Security course
- Four career tracks, including one for security auditors
- Video-first, so there is less in-browser coding than on CryptoZombies or Alchemy University
- Tracks center on Solidity and EVM tooling such as Foundry
Cyfrin Updraft FAQ
What is Cyfrin Updraft?
Cyfrin Updraft is a free on-demand course platform run by Cyfrin Inc., a smart contract audit firm. Its page lists 150+ lesson hours and four career tracks: blockchain foundations, smart contract security auditor, DeFi developer and web3 wallet security. ethereum.org links to its courses, which run from 3 hours (Blockchain Basics) to 24 hours (Smart Contract Security).
How much does Cyfrin Updraft cost?
Free on-demand courses, according to Cyfrin Updraft’s own page (checked Sep 26, 2026).
Sources
How this page works
Sources: Cyfrin Updraft: official site. Data as of Sep 26, 2026.
Not affiliated with any project listed. Educational content, not financial advice.