Security

The Web3 world is filled with both opportunities and risks. This topic will provide you with a comprehensive analysis of security incidents in Web3, uncover common attack methods and vulnerabilities, and offer practical asset protection strategies and guidance.

Articles (278)

How does MiCA safeguard users' crypto assets? An analysis of custody segregation and bankruptcy isolation rules
Beginner

How does MiCA safeguard users' crypto assets? An analysis of custody segregation and bankruptcy isolation rules

Article 70 of the Markets in Crypto-Assets Regulation (MiCA, Regulation (EU) 2023/1114) mandates that CASPs holding client crypto-assets or access means must implement robust arrangements to protect client ownership and ensure client assets remain safeguarded in the event of insolvency. The regulation strictly prohibits the use of client assets for proprietary accounts. Article 75 further requires custodial CASPs to segregate client holdings on the distributed ledger, maintain a holdings register and custody policy, and guarantee that client assets are legally and operationally separated from CASP property. This ensures that, in the event of bankruptcy, CASP creditors have no recourse to the custody assets.
2026-11-04 08:14:51
What distinguishes EMT from ART under MiCA? A breakdown of EU stablecoin regulatory frameworks
Beginner

What distinguishes EMT from ART under MiCA? A breakdown of EU stablecoin regulatory frameworks

Within the MiCA Stablecoin regulatory framework, EMT (Electronic Money Token) is tied to a single fiat currency and governed by electronic money payment rules. In contrast, ART (Asset-Referenced Token) is backed by a basket of assets and is subject to more stringent capital and systemic risk management requirements. The two differ structurally in issuance qualifications, reserve composition, redemption rights, and the criteria for significant token recognition.
2026-11-04 08:14:49
What is the MiCA passport mechanism? How can one license cover the entire EU or European Economic Area?
Beginner

What is the MiCA passport mechanism? How can one license cover the entire EU or European Economic Area?

The MiCA passporting mechanism enables crypto-asset service providers (CASPs) to obtain Article 63 authorization from their home country’s national competent authority (NCA). Afterward, CASPs submit a cross-border service notification to the home NCA, which must forward it within 10 business days to the host country’s NCA, the European Securities and Markets Authority (ESMA), and the European Banking Authority (EBA). This process allows CASPs to offer authorized services in the notified member states without having to apply for a separate license in each country.
2026-11-04 08:14:49
What does Gate's Malta MiCA license mean? A detailed look at Gate Technology Limited's scope of approval and European compliance services
Beginner

What does Gate's Malta MiCA license mean? A detailed look at Gate Technology Limited's scope of approval and European compliance services

Gate’s MiCA-compliant services in the European Economic Area (EEA) are operated by Gate Technology Limited. On September 29, 2025, the company was authorized as a Crypto Asset Service Provider (CASP) under Article 63 by the Malta Financial Services Authority (MFSA), holding LEI 984500D6A0F945BB5A15. The authorization encompasses six service areas: custody, trading platform operation, crypto asset and funds/crypto asset exchange, order execution, and transfer. Leveraging the MiCA passport mechanism, Gate is able to notify and conduct business across 29 EEA member states.
2026-11-04 08:14:46
How to Verify Whether an Exchange Has a MiCA License: A Comprehensive Guide to Checking the ESMA Register
Beginner

How to Verify Whether an Exchange Has a MiCA License: A Comprehensive Guide to Checking the ESMA Register

To determine if a platform is MiCA-licensed, consult the Crypto-Asset Service Providers (CASP) register published by the European Securities and Markets Authority (ESMA). Search by legal entity name or Legal Entity Identifier (LEI), and verify the competent national authority, authorization date, authorized services list, and passport coverage for member states. Entities not listed in the register should not be regarded as MiCA-authorized.
2026-11-04 08:14:46
What are HYPER and stHYPER? How do staking, rewards, and slashing work?
Beginner

What are HYPER and stHYPER? How do staking, rewards, and slashing work?

HYPER is the native functional token of the Hyperlane protocol. Staking through the Symbiotic HYPER Vault generates stHYPER, a liquid staking certificate. stHYPER holders can claim Staker Rewards, default ISM validators can claim Validator Rewards, and cross-chain message senders can earn Expansion Rewards. In the event of validator fraud triggering slashing, losses are borne proportionally by all stakers. HyperStreak increases reward weight based on the continuous stHYPER holding duration.
2026-11-04 08:14:40
What are ISM and Warp Route? How can the Hyperlane security module be customized?
Intermediate

What are ISM and Warp Route? How can the Hyperlane security module be customized?

Interchain Security Module (ISM) and Hyperlane Warp Route (HWR) are two independently configurable core modules within the Hyperlane interoperability protocol. ISM verifies on the destination chain that cross-chain messages genuinely originate from the source chain, while Warp Route uses Mailbox-based message passing to lock, mint, burn, and release tokens across chains. Hyperlane (HYPER) outlines its overall framework across four dimensions: Mailbox, ISM, Warp Route, and HYPER economic security.
2026-11-04 08:14:40
How Does Hyperlane Cross-Chain Messaging Work? The Complete Process from Sending to Delivery
Intermediate

How Does Hyperlane Cross-Chain Messaging Work? The Complete Process from Sending to Delivery

Hyperlane cross-chain messages follow a repeatable four-phase process: the source chain Mailbox invokes dispatch, which writes to the Merkle tree and emits an event; the validator then Firma the Merkle root; the relayer listens for events, gathers ISM metadata, and calls process on the target chain; after the target chain ISM verification succeeds, the Mailbox calls the receiver's handle to complete delivery. Each message has a unique messageId, and delivered messages cannot be replayed.
2026-11-04 08:14:40
How Does MiCA Affect Regular Crypto Users? A Breakdown of Changes to Accounts, Trading, and Asset Management.
Beginner

How Does MiCA Affect Regular Crypto Users? A Breakdown of Changes to Accounts, Trading, and Asset Management.

MiCA (Markets in Crypto-Assets Regulation) represents the European Union's first comprehensive regulatory framework for crypto-assets. For everyday users, MiCA will not ban the purchase of cryptocurrencies like Bitcoin or Ethereum, but it will reshape account registration, identity verification, stablecoin usage, exchange services, and asset protection mechanisms. Going forward, users will increasingly engage with licensed exchanges, undergo more rigorous KYC checks, encounter greater transparency in disclosures, and benefit from stronger investor safeguards.
2026-11-04 08:14:29
How does MiCA regulate DeFi? Is decentralized finance subject to the EU regulatory framework?
Beginner

How does MiCA regulate DeFi? Is decentralized finance subject to the EU regulatory framework?

MiCA (Markets in Crypto-Assets Regulation) is the EU's first unified regulatory framework for cryptocurrencies, but its primary oversight targets centralized crypto-asset service providers (CASPs) rather than fully decentralized DeFi protocols. Under MiCA, if a DeFi project lacks an identifiable operator, management team, or intermediary, it is typically not directly subject to MiCA's requirements. However, when a DeFi protocol involves development team control, centralized governance, a front-end operating entity, or delivers services via centralized platforms, EU regulators may still classify the relevant activities as regulated.
2026-11-04 08:14:29
How Do European Cryptocurrency Exchanges Apply for a MiCA License? A Complete Process Breakdown.
Beginner

How Do European Cryptocurrency Exchanges Apply for a MiCA License? A Complete Process Breakdown.

MiCA (Markets in Crypto-Assets Regulation) establishes a unified regulatory framework for crypto-assets in the EU. Any cryptocurrency exchange, custodian, or digital asset service provider looking to serve European users typically needs to obtain CASP (Crypto-Asset Service Provider) authorization. The MiCA license application process encompasses multiple stages, including company formation, governance structure design, risk management system development, regulatory document submission, and regulatory authority review. Upon receiving MiCA authorization, firms can conduct business across the entire EU market through the passporting mechanism without having to apply for a separate license in each member state.
2026-11-04 08:14:27
Which Cryptocurrency Exchanges in Europe Have Obtained MiCA Licenses? Latest List and Compliance Landscape Analysis
Beginner

Which Cryptocurrency Exchanges in Europe Have Obtained MiCA Licenses? Latest List and Compliance Landscape Analysis

Currently, leading international digital asset firms including Gate, Crypto.com, OKX, Bitstamp, MoonPay, Bitpanda, and Coinbase have either obtained or are pursuing MiCA authorization. With a MiCA license, exchanges can operate across multiple EU member states through the Passporting mechanism without needing to reapply for local permits. The MiCA license is rapidly becoming an essential gateway for cryptocurrency exchanges to enter the European market and a key benchmark for assessing a platform's regulatory compliance.
2026-11-04 08:14:27
EU MiCA vs. US SEC: A Full Comparison of Two Major Crypto Regulatory Frameworks
Beginner

EU MiCA vs. US SEC: A Full Comparison of Two Major Crypto Regulatory Frameworks

MiCA (Markets in Crypto-Assets Regulation) and the U.S. SEC (Securities and Exchange Commission) represent the two most influential cryptocurrency regulatory frameworks worldwide. MiCA establishes a unified, EU-wide regulatory framework for crypto-assets through comprehensive legislation, while the SEC primarily oversees and enforces digital assets under existing securities laws. The two models differ significantly in regulatory philosophy, exchange licensing, stablecoin rules, and the classification of crypto-assets.
2026-11-04 08:14:27
What Is the MiCA Act? A One-Article Guide to EU Crypto Regulation, Exchange Licenses, and Stablecoin Rules
Beginner

What Is the MiCA Act? A One-Article Guide to EU Crypto Regulation, Exchange Licenses, and Stablecoin Rules

MiCA (Markets in Crypto-Assets Regulation) is the European Union's unified framework for regulating cryptocurrencies. It establishes compliance requirements for crypto-asset issuance, stablecoin operations, and cryptocurrency exchange service providers. By providing a single set of regulatory standards across EU member states, MiCA allows businesses to operate throughout the European market with a single license, while enhancing investor protection and market transparency. As the first comprehensive regulation of its kind globally—covering crypto-asset issuance, trading services, stablecoin management, and market conduct—MiCA’s influence reaches far beyond Europe, positioning it as a key benchmark for global crypto regulatory frameworks.
2026-11-04 08:14:26
What Is the Zcash Orchard Shielded Pool? A Complete Guide to a Vulnerability Discovery and Network Upgrade
Intermediate

What Is the Zcash Orchard Shielded Pool? A Complete Guide to a Vulnerability Discovery and Network Upgrade

Zcash Orchard is the third generation shielded pool in the Zcash network. Built on the Halo 2 zero knowledge proof system, it is designed to improve the efficiency, scalability, and long term upgradeability of private transactions. Compared with the earlier Sprout and Sapling pools, Orchard reduces reliance on trusted setup and optimizes the proof generation and verification process.
2026-11-04 08:14:05
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