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$1.26 Billion Frozen: USDT Blacklisting on Ethereum and Tron in 2025
Tether blacklisted over 4,100 unique addresses and froze nearly $1.3 billion in USDT on Ethereum and Tron during 2025. Here's what the on-chain data tells us, and what you can do to protect yourself.
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.
Web3 Smart Contract & EVM Chain Audits | BlockSec
BlockSec secures Web3 with attacker-driven audits, chain reviews, and zero-day detection - battle-tested, blocking 20+ hacks and $20M+ losses.
Security Audit Report for Cakepie Contracts
This is the security audit report that we conducted for Cakepie Contracts in November 2023.
Security Testing Report for Radiant V2
This is the security testing report that we conducted for Radiant V2 in March 2023.
Security Audit Report for LiNEAR
This is the security audit report that we conducted for LiNEAR in April 2022.
Security Audit Report for NearOinDao
This is the security audit report that we conducted for NearOinDao in December 2021.