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| No. | Disadvantages of educational IoT | Advantages of blockchain technology | Functional requirements of smart education |
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| 1 | Adopt centralized structure, high operation, and maintenance cost | Decentralized architecture, distributed operation | Low cost, decentralized, mobile, personalized, ubiquitous education network |
| 2 | No systematic credit system | Smart contract function | Sound credit system of smart education |
| 3 | Complex communication pipeline | Use block node as the unit for communication, low complexity | Use unified interface communication for smart education terminals, humanized human-machine interface, simple, and easy to operate |
| 4 | Poor information privacy security | Asymmetric digital encryption | Protect personal privacy information and eliminate user concerns |
| 5 | Low education equipment security | Powerful identity authentication function | Enhance equipment security and save terminal
Maintenance |
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