Data Breach

Poly Network Data Breach

1 records exposed • August 2021

A hacker stole $611 million from Poly Network but then gave it all back. The company called them a "white hat" and offered them a job. It was one of the strangest crypto heists ever.

What Happened

A hacker exploited a vulnerability in Poly Network's cross-chain protocol to steal $611 million. In an unusual twist, the hacker returned all funds and was offered a security job.

Attack method: Smart contract vulnerability

What Data Was Exposed

Cryptocurrency - $611 million

Is your business exposed?

What to Do If You're Affected

  1. 1.

    Review DeFi platform security before large investments

  2. 2.

    Consider insurance for large DeFi positions

Lessons for Businesses

  • Smart contracts need thorough auditing
  • Cross-chain bridges are complex and risky
  • Not all hackers are purely malicious

Sources

Related Breaches

Ronin Network 2022

Is your business exposed?

Check if your company data is circulating on the dark web

Free scan • No credit card required