BlockSec is a full-stack blockchain security and crypto compliance provider that offers smart contract auditing, security monitoring, and AML/CFT services. BlockSec's Twitter Score is 85 out of 1000 (a Good rating) as of September 2026, ranking #9,083 (top 5%) among 486,860 tracked accounts.
BlockSec was co-founded by Lei Wu, who serves as CTO. Its product suite spans a wide range of security and compliance tooling, including Security Audits, Phalcon Security and Compliance, MetaSleuth, MetaSuites, Phalcon Explorer, STOP for L2 Chains, Safe{Wallet} Monitor, and BlockSec Anti-MEV RPC. The company describes itself as trusted by more than 500 clients, among them the Uniswap Foundation, Compound Finance, Bybit, PancakeSwap, Polygon zkEVM, Crypto.com, Filecoin, and the NEAR Foundation.
BlockSec has built a track record of active on-chain intervention. In April 2022, the team rescued $3.8 million from exploiters targeting Saddle Finance. In February 2023, it recovered $2.4 million from hackers who attacked Platypus Finance. The following month, in March 2023, BlockSec prevented a hacker from draining 2,900 ether, valued at roughly $5 million at the time, from NFT lending protocol ParaSpace. BlockSec's account has published 2,248 posts and has been mentioned by 159 accounts, with 290 total mentions.
Who follows BlockSec on X?
BlockSec has 27,295 followers as of September 2026 on the platform. The accounts that follow BlockSec include 377 founders, 104 angel investors, 179 influencers and 11 VCs, among them ZachXBT, Db, H.E. Justin Sun, Larry Cermak, Tay and John Wang.