E-Hippies are under the law to prevent unauthorized access to the internet. The law applies to the Internet, but it’s not clear if it’s illegal to use it to attack a server in the U.S. It’s also possible to use the Internet to send back information to a server that is not authorized to do so. E-hippies say they’re not breaking the law by sending information back to the source of the source, but that’s a violation of it.”]
Source: https://www.csoonline.com/article/2116555/hackback—too–risky-business.html

