Learn how upgradeable smart contracts work, the patterns used to implement them, and the risks they carry, with best practices for secure deployment.

The Ethereum Classic blockchain was the victim of a 51% attack (often called a majority or Sybil attack) on January 5, 2019 that reorganized portions of the blockchain and allowed the attackers to ...

Former Mt. Gox CEO Mark Karpelès has proposed a Bitcoin hard fork to recover about 80,000 stolen BTC worth over $5.2 billion.

With rising institutional interest and adoption of various cryptoassets, including bitcoin but also many other crypto related applications, it seems worthwhile to revisit an often-stated, but ...

Dr Gideon Greenspan is the founder and CEO of Coin Sciences, the company behind the MultiChain platform for private blockchains. In this opinion piece, Greenspan attacks the idea that true ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Cory Benfield discusses the evolution of ...

U.S. authorities are concerned about blockchain data, which until recently has been considered immutable. What’s behind the new Michigan bill aimed at protecting the data on blockchain from alteration ...

Chris DeRose is a journalist, software developer, bitcoin evangelist, public speaker and lead developer of Drop Zone. In this feature, DeRose discusses immutability and why he believes excessive ...