Security Audit Service

Cover Solidity, Rust and Go language
Audited 100+ protocols and secured $12B+ assets
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Security Tools

Phalcon
Phalcon
Powerful Transaction Explorer Designed For DeFi Community
The Phalcon provides comprehensive data on invocation flow, balance changes, and fund flows for transactions. We help developers, security researchers, and traders intuitively understand transactions and build to improve safety for DeFi community.
MetaDock
MetaDock
Improve the usability of blockchain explorers
MetaDock provides enhanced features when users visit BTC.com, Etherscan, BscScan, and *scans of many other EVM-compatible blockchains. These features are transparently integrated into the blockchain explorers, improving the user experience in a natural and non-intrusive way.
MetaSleuth
MetaSleuth
Crypto funds visualization and analysis tool
MetaSleuth provides the easiest-to-use visual flow of funds map, helping users analyze and track funds. It allows users to investigate and share findings and clues about fund transfers. CEX, wallets, and VASP can use it to build their compliance services.
Mopsus
Mopsus
Industry-Leading Transaction Pre-Execution Service
Mopsus provides easy-to-integrate APIs to help users understand transactions before signing. The pre-execution can be finished in milliseconds, 10X faster than the closest competitor's solution.
Rustle
Rustle
The First Automatic Auditor for NEAR Community
Rustle is a free and open-source framework that can help to locate tens of different vulnerabilities in NEAR smart contracts. It can be integrated into the developing process to mitigate potential vulnerabilities.
Flashloan Monitor
Flashloan Monitor
Real-time Alert For DeFi Community
Monitor transactions with Flashloan and identify suspicious ones. You can use this tool to detect DeFi exploits.
Blogs
Security Practices in Move Development (2): Aptos Coin
Security Practices in Move Development (2): Aptos Coin
We will delve a little deeper into the development of DeFi applications and their security concerns. As always, we’d like to start with some basic but important concepts. In this article, we will focus on Aptos coin, including its development and management, and interaction.
2022/11/21
Getting Started With MetaDock, The All-In-One Web3 Toolbox
Getting Started With MetaDock, The All-In-One Web3 Toolbox
MetaDock is a powerful browser extension designed for the crypto community. It aims to deliver an enhanced user experience by seamlessly integrating various innovative features into the blockchain explorers.
2022/11/18
Security Practices in Move Development (1): Hello World
Security Practices in Move Development (1): Hello World
With the mainnet launch of Aptos network on Oct 18th, Move programming language and its ecosystem expand their influence continuously. To engage the community, we will release a series of articles to provide secure development practices in Move.
2022/11/07

Research

TITLEVENUEDATE
Penny Wise and Pound Foolish: Quantifying the Risk of Unlimited Approval of ERC20 Tokens on EthereumRAID 20222022/06
WASAI: Uncovering Vulnerabilities in Wasm Smart ContractsISSTA 20222022/05
Forerunner: Constraint-based Speculative Transaction Execution for EthereumSOSP 20212022/03
Time-Travel Investigation: Towards Building A Scalable Attack Detection Framework on EthereumACM TOSEM2022/03
SGXLock: Towards Efficiently Establishing Mutual Distrust Between Host Application and Enclave for SGXUSENIX Security 20222021/07

About Us

BlockSec is dedicated to building blockchain security infrastructure. The team is founded by top-notch security researchers and experienced experts from both academia and industry.
We have published multiple blockchain security papers in prestigious conferences, reported several zero-day attacks of DeFi applications, and successfully protected digital assets that are worth more than 5 million dollars by blocking multiple attacks.
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