Protect your exchange at every level: Vet new listings, monitor core assets, and ensure global compliance.
Screen all incoming and outgoing transactions against high-risk categories, including: terrorism financing, human trafficking, pig butchering, child abuse, and known hacker addresses.
Ensure compliance with FATF standards across the U.S., Europe, Hong Kong SAR, and 27+ global jurisdictions.
Vet projects for listing and investment by conducting rigorous code audits.
Protect your users and reputation by identifying vulnerabilities in advance.
Get real-time monitoring for all your Safe{wallet} multi-sig treasuries.
Detect suspicious transactions and get alerted before they are signed and executed.
Understand the methods behind any exploit that affect your listed assets without delay.
Gain actionable intelligence to strengthen security and inform your community.
Secure Exchange Operations and User Assets
“We are big fans of BlockSec and have been deeply involved from the inception of BlockSec to the use of each of its products. Phalcon is a very good security tool, to help Bybit achieve on-chain tracking and web3 contract security monitoring. We will have more cooperation with BlockSec in the future.”

~$4.72M Lost: TAC, Transit Finance & More | BlockSec Weekly
This BlockSec weekly security report covers 3 notable attack incidents identified between May 11 and May 17, 2026, across TRON, TON, and Ethereum, with total estimated losses of approximately $4.72M. Three incidents are analyzed in detail: the highlighted $1.88M Transit Finance exploit on TRON, where a deprecated swap bridge contract with lingering token approvals was exploited through arbitrary calldata forwarding; the $2.8M TAC TON-to-EVM bridge exploit caused by missing canonical wallet verification in the jetton deposit flow; and the $46.75K Boost Hook exploit on Ethereum, where spot price manipulation on a Uniswap V4 hook-based perpetual protocol forced the protocol to buy tokens at inflated prices using its own reserves.

~$15.9M Lost: Trusted Volumes, Wasabi & More | BlockSec Weekly
This BlockSec bi-weekly security report covers 11 notable attack incidents identified between April 27 and May 10, 2026, across Sui, Ethereum, BNB Chain, Base, Blast, and Berachain, with total estimated losses of approximately $15.9M. Three incidents are analyzed in detail: the highlighted $1.14M Aftermath Finance exploit on Sui, where a signed/unsigned semantic mismatch in the builder-fee validation allowed an attacker to inject a negative fee that was converted into positive collateral during settlement; the $5.87M Trusted Volumes RFQ authorization mismatch on Ethereum; and the $5.7M Wasabi Protocol infrastructure-to-contract-control compromise across multiple EVM chains.

Newsletter - April 2026
In April 2026, the DeFi ecosystem experienced three major security incidents. KelpDAO lost ~$290M due to an insecure 1-of-1 DVN bridge configuration exploited via RPC infrastructure compromise, Drift Protocol suffered ~$285M from a multisig governance takeover leveraging Solana's durable nonce mechanism, and Rhea Finance incurred ~$18.4M following a business logic flaw in its margin-trading module that allowed circular swap path manipulatio
For 500+ clients, from Web3 leaders to global regulators