What is a crypto whitepaper and why does it matter? Learn what to look for, how to spot red flags, and how to evaluate any blockchain project before investing.

What Is a Whitepaper in Crypto?

Blockchain explained for beginners. Learn how blocks and chains work, explore consensus mechanisms, real-world uses, and the challenges this technology faces today.

What Is Blockchain and How Does It Work?

Cryptocurrency explained for beginners. Learn how crypto works, the difference between coins and tokens, how to keep your assets safe, and how to make your first crypto purchase.

What Is Cryptocurrency and How Does It Work?

【币种百科】什么是NOT

Notcoin is a community token born from a Telegram game that has achieved rapid growth and wide distribution through decentralization and in-game rewards mechanisms.

What is NOT?

【课堂-进阶教程】死后如何保护加密资产并转移给继承人

This article focuses on the inheritance of crypto assets and emphasizes the importance of securely passing on cryptocurrencies after one's death. It explores various strategies, such as conventional will planning, physical storage, bank vault services, electronic backups, disability triggers, social recovery mechanisms, and the use of smart contracts and multi-signature wallets for asset distribution. The text highlights the need to balance security, compliance, and tax considerations when dealing with crypto inheritance while staying vigilant about evolving global legal frameworks, thus offering comprehensive and robust estate planning options for cryptocurrency holders.

How to Plan for Crypto Estate Management

【课堂-新手攻略】何为加密货币社区，如何加入其中？

This article explores the core concept of Web3 as the next generation of the internet, its decentralized, trustless nature, and focuses on the global dissemination of knowledge and innovation within the cryptocurrency community. Members of the community collaborate through online platforms to advance blockchain projects, such as building infrastructure to support decentralized applications, thereby shaping the global economic landscape. Joining the cryptocurrency community offers multiple benefits, including access to industry insights, deepening professional knowledge, and expanding your network.

The importance of adhering to behavioral principles such as honest communication, respecting others, and protecting privacy is emphasized to ensure the healthy development of the community. Finally, participants are reminded to identify and guard against risks such as scams and market manipulation, approaching the opportunities and challenges in the cryptocurrency market with a rational attitude.

Crypto: Exploring New Investment Circles

【课堂-新手攻略】Loot因何成为NFT游戏社区的热门项目

Loot has quickly become a popular project in the NFT gaming community due to its simple design, active community participation and openness. Through its unique operating mechanism, Loot redefines game asset ownership and creativity, inspiring innovation and community collaboration. Despite the challenges of sustainability and market bubbles, Loot has had a profound impact on the NFT gaming industry and shaped new industry standards.

Loot: The Rise of a Popular NFT Game

【课堂-新手攻略】SocialFi及其重要性介绍

SocialFi deeply integrates social networks and financial services to provide personalized and accurate financial solutions. Its impact includes innovations such as digital transformation, social payments, and social investing. However, privacy security and compliance challenges exist. The combination of cryptocurrency and SocialFi promotes innovations such as social payments and decentralized finance, but issues such as regulations and security need to be addressed.

Introduction to SocialFi and its importance

【课堂-进阶教程】什么是跨链互操作性？

This article delves into the concept of blockchain interoperability and its significant impact on the ecosystem, thoroughly examining the roles and achievements of current cross-chain solutions such as CCIP and IBC in fostering seamless connectivity among blockchains. While interoperability brings heightened efficiency and a broader range of use cases to blockchain, it also confronts challenges including technological complexity, security risks, and governance dilemmas. Moving forward, the industry will continuously refine cross-chain technologies, striving for the establishment of a unified global standard to overcome the developmental bottlenecks of cross-chain interoperability, ultimately facilitating the construction of an open, efficient, and secure global blockchain network.

What Is Cross-Chain Interoperability?

【课堂-深度研究】什么是ZkEVM及其如何增强以太坊生态系统？

This article delves into the groundbreaking fusion of zero-knowledge proofs with Ethereum scaling solutions – the ZkEVM. It ingeniously applies zero-knowledge proofs to Layer 2 expansion strategies on Ethereum, allowing transaction data privacy while only submitting validity proofs to the mainnet, thereby reducing costs and boosting efficiency. The piece also explains the pivotal role of the Ethereum Virtual Machine (EVM) and its high compatibility with ZkEVM, illustrating how ZkEVM mimics the EVM environment to build a zero-knowledge rollup layer. This novel scalability solution maintains compatibility with the Ethereum ecosystem while ensuring security and privacy. Despite challenges like complexity, developer adaptability, and security, ZkEVM holds tremendous potential as a key driver for progress in both the Ethereum ecosystem and the broader blockchain industry.

What Is a ZkEVM and How Can It Enhance the Ethereum Ecosystem?

【课堂-深度研究】GameFi有哪些常见的安全问题？

GameFi revolutionizes the gaming economy by leveraging blockchain technology, introducing a "play-to-earn" model that breaks new ground in ownership and value transfer of in-game assets. However, as it expands rapidly, significant security challenges have emerged, such as token management vulnerabilities, risks associated with NFT minting and trading, and interchain interaction threats. In response to these challenges, the GameFi ecosystem urgently needs to bolster its security measures, encompassing smart contract audits, infrastructure maintenance, and effective emergency response mechanisms, to ensure the industry's sustainable growth and user asset safety.

What Are the Common Security Issues in GameFi?

【课堂-深度研究】常见的跨链桥接安全漏洞有哪些？

This article presents a comprehensive overview of blockchain bridge technology and the significant security challenges it faces. The development of blockchain bridges has facilitated efficient asset transfer across different chains, yet their role as custodians of substantial funds and inherent technical complexity have made them prime targets for hacker attacks. Statistical data reveals that incidents targeting blockchain bridges have resulted in increasingly severe economic losses, emphasizing the urgency of reinforcing cross-chain bridge security measures. 

The paper delves into six major categories of security vulnerabilities prevalent in cross-chain bridging, encompassing off-chain verification risks, smart contract deficiencies, authorization issues, backend server validation weaknesses, disparities in token handling, and misconfigurations of privileged roles. Real-world case examples are utilized to underscore the severe consequences these vulnerabilities can entail.

Articles (10)