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Security Incident · ETH Ecosystem

TAC Smart Contract Vulnerability: $2.85M Reported Loss

·Historical incident record

Following a security incident, TAC identified an exploit on the TON side of its cross-chain layer carried out by an external attacker.

Reported loss
$ 2,854,000
Attack category
Smart Contract Vulnerability

Incident Overview

The incident resulted in a loss of approximately $2.8M across USDT, BLUM, and tsTON. The TAC token, TON, and all ERC-20 tokens bridged from Ethereum are NOT affected. The bridge remains paused while forensic analysis and remediation are ongoing. A post-mortem will be published soon. The team is working with law enforcement and security partners to trace funds and plans to make users whole via a structured sale of Foundation TAC token reserves.

Sources & References

This record presents information attributed to the linked sources. Incident dates describe the original event, not a new report. Reported loss figures reflect the source record and are not current market valuations.