Another Headache for Crypto: Blockchain Is Vulnerable, Study Says

A study by the Defense Advanced Research Projects Agency says the underlying technology for digital money is vulnerable to tampering. The report finds “unintended centralities” in these purportedly decentralized systems. Three internet service providers handle 60% of all bitcoin traffic, the report declares. Since peaking late last year, bitcoin has lost two-thirds of its value, with other cryptos also dropping enormous amounts. The study’s conclusion is getting notice because the agency has a storied reputation. It is best known as the government office that funded the creation of the internet. However, crypto fans aren’t impressed by its verdict. “Blockchain technology is only 13 years old,” says Ric Edelman, founder of an advisory firm Source