Blockchain security startup PeckShield has come across a critical vulnerability in multiple Ethereum smart contracts (based on the ERC20 protocol) which results in integer overflow – a common issue ...

Crypto exchange Poloniex has suspended all ERC-20 (Ethereum-based) token deposits and withdrawals, and HitBTC has initiated an internal inspection that takes deposits and transfers offline, following ...

The discovery of a bug has led to OKEX exchange halting all ERC20 token deposits. In a blog post, the exchange confirmed that the bug, called BatchOverFlow, was allowing malicious parties to “generate ...

Smart contracts are programs written on the blockchain that self-execute when certain conditions are met. They use code to define and enforce the rules of the contract. Once a smart contract is ...

The flight to Barbados isn’t a short one. I left home at 5am and didn’t get into Barbados until after midnight thanks to a minor delay caused by inclement weather surrounding Miami. I heard that it’ll ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Erika Rasure is globally-recognized as a ...

Smart contracts are the worker bees of blockchain technology. Most of the programs that run on blockchains–ranging from financial exchanges to games–are decentralized applications (dapps) that are ...