Syscoin Pauses Bridge After Attacker Mints 5 Billion Unauthorized SYS

Syscoin (SYS) paused its bridge after an attacker exploited a validation issue, creating roughly 5 billion unauthorized SYS on the network’s UTXO chain.

The project is tracing the unauthorized tokens and working with exchanges to keep the tainted balances out of open markets.

How the Attacker Minted 5 Billion SYS

The incident centered on the bridge relay path, which checks transactions moving…