Blog
Updates and insights
Unveiling BlockSec's Large-Scale TxPHISH Website Detection System
BlockSec's latest study on transaction-based phishing on Ethereum has been accepted for full paper publication at ACM CCS!
Lethal Integration: Vulnerabilities in Hooks Due to Risky Interactions
In this article, we explore the vulnerabilities that arise during hook interaction logic, specifically concentrating on two scenarios: flawed access control and improper input validation.
BlockSec Launches Phalcon Block: The World's First Crypto Hack Blocking System for Web3 Security
Phalcon Block will revolutionize the fight against hackers in the Web3 world.
As an LP, How to Withdraw Funds Timely Before Protocol Pauses
BlockSec and Cobo have collaborated to develop a solution that assists LPs in withdrawing funds before the protocol pauses and the liquidity pool freezes.
Thorns in the Rose: Exploring Security Risks in Uniswap v4's Novel Hook Mechanism
This is the first article of our series exploring security risks in Uniswap v4’s hook mechanism! In this article, we provide a comprehensive overview and foundational understanding for our readers.
Unlocking Web3 Security: Battling the Dark Side
In the ever-evolving world of Web3, the significance of security cannot be overstated. Despite bear market conditions, the alarming surge in DeFi hacks and scams has raised concerns.
Unleashing Web3 Security: BlockSec's Expertise and Insights
In a world where blockchain hacks and capital exploitation seem to occur almost weekly, the question arises: Can we effectively prevent these security breaches?
Phalcon Explorer: Empowering TVL Growth for the EVM Chain
L1/L2 competition is becoming increasingly fierce. According to DefiLlama, there are currently over 200 chains, with 120 of them being EVM chains, including star projects like Arbitrum, Optimism, and Base.
Use Phalcon Fork to Learn Uniswap V2
In this article, we will show how to build and deploy Uniswap V2 contracts, including the uniswap-v2-core and uniswap-v2-periphery, into Phalcon Fork.
Collaborative Testing with Phalcon Fork — “Damn Vulnerable DeFi” as an Example
Phalcon Fork is a specialized tool designed for Web3 developers and security researchers to conduct collaborative testing with private mainnet states.
Beyond 7 Days: Exploring the Endless Possibilities of Phalcon
We were thrilled to receive so much positive feedback and engagement from both longtime users and new followers after launching our 7 Days of Phalcon journey on Twitter.
How to use Phalcon Debug to dive into a transaction
Phalcon supports the debugging of a transaction, a powerful feature that can significantly improve the analysis efficiency for complex transactions.
Systematic Approach to Maintaining EVM Compatibility and Security
EVM (Ethereum Virtual Machine) compatible blockchains are designed to be compatible with the Ethereum blockchain’s smart contract functionality, programming language (Solidity), and tooling ecosystem.
Proactive Threat Prevention: A New Web3 Security Paradigm
On 2023–03–17 05:48:59 (UTC), BlockSec successfully blocked an attack attempt on ParaSpace (a top NFT lending protocol) and protected crypto assets worth $5M.
Securing Web3 Through Proactive Threat Prevention
In the past three years, we have observed several security incidents in the DeFi ecosystem. To defend the threats, code-centric methods, e.g., static code auditing, smart contract scanning tool, or dynamic fuzzing, are adopted by the community.
Getting Started with Phalcon 2.0
Phalcon is a powerful transaction explorer designed for DeFi community. It provides comprehensive data on invocation flow, balance changes, and fund flows for transactions. It also supports transaction simulation.
How to Make the Blockchain Attack “Blockable”
In the past two years, we have observed a couple of security incidents in the DeFi ecosystem. Not surprisingly, there exist several cases of attacked contracts that have been audited by multiple companies.