KEY POINTS
  • Hackers have stolen $100 million in cryptocurrency from Horizon, a so-called blockchain bridge developed by crypto start-up Harmony.
  • Bridges allow users to transfer tokens from one blockchain to another. They've become a prime target for hackers due to vulnerabilities in their underlying code.
  • It follows a series of similar attacks on blockchain bridges, including the $600 million Ronin Network heist and the $320 million stolen from Wormhole.