Total Integrity for Your Stablecoin

Taint Analysis in Crypto: Poison, Haircut, and FIFO Explained

Taint analysis is how investigators trace stolen crypto across a blockchain. This guide walks through the three standard methods — Poison, Haircut, and FIFO — with a worked Ethereum example and honest limits, and shows how modern fund-tracing tools apply them at scale.

~$1.35M Lost: BarnBridge, DeFiTuna | BlockSec Weekly

This weekly report covers 2 security incidents from July 13 to July 19, 2026, with approximately $1.35M in total losses on Ethereum and Solana. DeFiTuna, a Solana lending protocol, lost ~$570K because the position health check treated a zero-value position as healthy regardless of outstanding debt; the attacker used controlled swap routing and a separate low-liquidity pool to trigger this defect. BarnBridge lost ~$776K after an attacker exploited the protocol's deprecated but still-active governance system on Ethereum to pass a malicious proposal and drain user-approved USDC.

Know Your Transaction (KYT) in Crypto: What It Is and How It Differs from KYA and KYC

An explainer on how Phalcon Compliance's KYT screens each on-chain transfer for exposure and behavioral risk in real time, how it differs from KYA and KYC, and how it maps to FATF's real-time monitoring obligations for VASPs.