Block illicit funds in real-time and meet global compliance standards. Build trust in every transaction.
Screen all incoming and outgoing funds with real-time KYT/KYA.
Instantly identify high-risk counterparties and sanctioned addresses.
Ensure global compliance and prevent illicit fund flows automatically.
Intercept and flag suspicious transactions before you process them.
Apply smart, tiered controls instead of disruptive, one-size-fits-all rules.
Keep the users’ experience seamless for legitimate transactions.
Block withdrawals to sanctioned or known high-risk addresses without manual intervention.
Regularly re-screen counterparties to adapt to emerging threats.
Prevent users from using your platform as an exit point for illicit funds.
Show regulators clear visual proof of illegal fund movements. This evidence helps meet compliance requirements.
Streamline STR reporting. Speed up complex on-chain investigations for global compliance.
Enable Secure and Compliant Crypto Payments
“Partnering with BlockSec has significantly strengthened the security of our platform. Real-time deposit and withdrawal risk management has prevented numerous high-risk transactions. BlockSec’s solution not only improved our compliance capabilities but also preserved user experience—critical for our long-term growth. ”

Deep Dive into HIP-3: A Builder-Centric Perspective
Hyperliquid Improvement Proposal 3 (HIP-3) introduces a fundamental change in how perpetual markets are created and scaled on Hyperliquid. By opening the market listing process to third-party builders, HIP-3 shifts listing from a discretionary, platform-controlled action to a protocol-level, ruled-based interface. This report analyzes HIP-3 from a builder-centric perspective, focusing on how markets are defined and operated, the risks builders face, and how those risks, particularly oracle-related risks, can be mitigated.

In-Depth Analysis: The Truebit Incident
On January 8, 2026, the Truebit Protocol on Ethereum was exploited,, causing over $26 million in losses. This blog offers an in-depth technical analysis of the incident.
Newsletter - December 2025
In December 2025, the DeFi sector encountered three significant security incidents, resulting in total losses of approximately $19.7 million. Yearn Finance faced nearly $10 million in losses due to vulnerabilities in its yETH pool and legacy contracts. Trust Wallet suffered a malicious backdoor attack on its Chrome extension, leading to losses of about $7 million. Ribbon Finance experienced a loss of $2.7 million due to improper access controls.
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