Back to Blog

BlockSec、シードラウンド資金調達完了

December 28, 2021
1 min read

BlockSecは、Fenbushi Capitalが主導し、A&T CapitalQulianImpossible FinanceIncuba AlphaNEAR MetaWeb Venturesが参加したシードラウンド資金調達を完了したことをお知らせいたします。

2021年に設立されたBlockSecは、今年、50社以上のクライアントにサービスを提供し、数千万ドル相当のデジタル資産を保護してきました。同社は、BSCおよびEthereum向けのオンライン取引仮想化システム(https://tx.blocksecteam.com)と、EthereumおよびCronos向けのフラッシュローン監視システム(https://versatile.blocksecteam.com/flashloan)を提供しています。

BlockSecチームは、ブロックチェーンエコシステムのセキュリティに注力し、主要なDeFiプロジェクトと連携して製品のセキュリティを確保しています。チームは、学術界および産業界のトップクラスのセキュリティ研究者と経験豊富な専門家によって設立されました。彼らは、権威あるカンファレンスで複数のブロックチェーンセキュリティ論文を発表し、DeFiアプリケーションのいくつかのゼロデイ攻撃を報告し、影響力の大きいセキュリティインシデントの詳細な分析レポートを公開しています。

Sign up for the latest updates
The Decentralization Dilemma: Cascading Risk and Emergency Power in the KelpDAO Crisis
Security Insights

The Decentralization Dilemma: Cascading Risk and Emergency Power in the KelpDAO Crisis

This BlockSec deep-dive analyzes the KelpDAO $290M rsETH cross-chain bridge exploit (April 18, 2026), attributed to the Lazarus Group, tracing a causal chain across three layers: how a single-point DVN dependency enabled the attack, how DeFi composability cascaded the damage through Aave V3 lending markets to freeze WETH liquidity exceeding $6.7B across Ethereum, Arbitrum, Base, Mantle, and Linea, and how the crisis forced decentralized governance to exercise centralized emergency powers. The article examines three parameters that shaped the cascade's severity (LTV, pool depth, and cross-chain deployment count) and provides an exclusive technical breakdown of Arbitrum Security Council's forced state transition, an atomic contract upgrade that moved 30,766 ETH without the holder's signature.

Weekly Web3 Security Incident Roundup | Apr 13 – Apr 19, 2026
Security Insights

Weekly Web3 Security Incident Roundup | Apr 13 – Apr 19, 2026

This BlockSec weekly security report covers four attack incidents detected between April 13 and April 19, 2026, across multiple chains such as Ethereum, Unichain, Arbitrum, and NEAR, with total estimated losses of approximately $310M. The highlighted incident is the $290M KelpDAO rsETH bridge exploit, where an attacker poisoned the RPC infrastructure of the sole LayerZero DVN to fabricate a cross-chain message, triggering a cascading WETH freeze across five chains and an Arbitrum Security Council forced state transition that raises questions about the actual trust boundaries of decentralized systems. Other incidents include a $242K MMR proof forgery on Hyperbridge, a $1.5M signed integer abuse on Dango, and an $18.4M circular swap path exploit on Rhea Finance's Burrowland protocol.

Weekly Web3 Security Incident Roundup | Apr 6 – Apr 12, 2026
Security Insights

Weekly Web3 Security Incident Roundup | Apr 6 – Apr 12, 2026

This BlockSec weekly security report covers four DeFi attack incidents detected between April 6 and April 12, 2026, across Linea, BNB Chain, Arbitrum, Optimism, Avalanche, and Base, with total estimated losses of approximately $928.6K. Notable incidents include a $517K approval-related exploit where a user mistakenly approved a permissionless SquidMulticall contract enabling arbitrary external calls, a $193K business logic flaw in the HB token's reward-settlement logic that allowed direct AMM reserve manipulation, a $165.6K exploit in Denaria's perpetual DEX caused by a rounding asymmetry compounded with an unsafe cast, and a $53K access control issue in XBITVault caused by an initialization-dependent check that failed open. The report provides detailed vulnerability analysis and attack transaction breakdowns for each incident.