OKX has released its H1 2026 Web3 Security and Risk Control Report together with Elliptic, SlowMist and OttoSec, outlining how attack patterns in Web3 are shifting beyond smart contract exploits. According to the report, threat activity is increasingly targeting signing flows, user devices, operational infrastructure and AI Agent-related scenarios. The report also lays out a set of risk-control metrics from the first half of 2026. OKX said its system blocked more than 5.7 million high-risk transactions during the period, including about 2.41 million linked to hacks and theft, roughly 1.48 million tied to phishing, and about 990,000 associated with scams. The company also said its Web3 on-chain intelligence label database now contains more than 1.1 billion labels across over 420 blockchains, with address screening, transaction monitoring and sanctioned address controls integrated into infrastructure including DEX and Exchange OS. On the user protection side, OKX reported blocking more than 7 million visits to risky websites, completing over 200,000 device risk checks, identifying more than 60,000 high-risk apps, and intercepting or flagging over 4 million high-risk signing attempts.
OKX has released the H1 2026 Web3 Security and Risk Control Report together with Elliptic, SlowMist and OttoSec, according to an official announcement.
Attack focus is moving beyond smart contracts
The report says Web3 attacks are gradually shifting away from smart contract code and toward more complex targets, including signing processes, user devices, operational infrastructure and AI Agent-related scenarios.
More than 5.7 million high-risk transactions blocked in H1
OKX said its risk control system blocked more than 5.7 million high-risk transactions in the first half of 2026. Of that total, about 2.41 million were related to hacks and theft, roughly 1.48 million were tied to phishing, and about 990,000 were linked to scams.
On-chain label database spans more than 420 chains
According to the report, OKX's Web3 on-chain intelligence label database now contains more than 1.1 billion labels covering over 420 blockchains. The company said it has connected capabilities including address screening, transaction monitoring and sanctioned address controls to infrastructure such as DEX and Exchange OS.
User protection metrics disclosed
On user protection, OKX said it has cumulatively blocked more than 7 million visits to risky websites, completed over 200,000 device risk checks, identified more than 60,000 high-risk apps, and intercepted or issued alerts for more than 4 million high-risk signing operations.
The report also introduced "risk control by design" approaches in scenarios including Exchange OS, Outcomes, RWA and Agentic Wallet.
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