Independent DeFi security desk · Status: operationalMethodology & corrections · Submit an incident
BTC$86.1K+1.01% ETH$2.7K+0.62% DeFi TVL$97.1BMarket data DEX 24h$11.6BMarket data ETH gas0.36 gweiNetwork data 2026-09-23 07:49 UTC
DeFi Safety · Fact checked

Symbiosis says it recovered 15 BTC after Bitcoin bridge exploit, offers attacker 20% bounty

Blockchain security firm Blockaid said roughly 46.1 billion syBTC were minted but the attacker realized only about $336,000 in proceeds.

This article may contain affiliate links. Commercial relationships are disclosed in the affiliate policy.

Symbiosis says it recovered 15 BTC after Bitcoin bridge exploit, offers attacker 20% bounty

What happened

Blockchain security firm Blockaid said roughly 46.1 billion syBTC were minted but the attacker realized only about $336,000 in proceeds.

What the sources establish

The identified sources describe the same recent event. This brief preserves the links and verification time so readers can inspect the original reporting.

Why it matters for DeFi users

The desk focuses on operational impact, protocol or wallet changes, market structure, and the security implications for users. Relevance does not mean that an exploit or loss has been confirmed.

Evidence boundary

The report does not infer an attacker, loss amount, or recovery status unless a verifiable source states it. Material changes require a dated revision.

What to watch next

  • Official protocol, wallet, exchange, or security-team updates.
  • Changes to deposits, withdrawals, contracts, permissions, or user access.
  • Corrections or additional evidence from independent sources.

Sources and editorial check time

This information is educational and is not financial, legal, or security advice.

Sources