The title of the linked article is "District Court Holds That Intentionally Circumventing IP Address Ban Is “Access Without Authorization” Under the CFAA".
Violating the CFAA is, of course, illegal. From the linked article: "During the debate over the Aaron Swartz case, one of the legal issues was whether Swartz had committed an unauthorized access under the CFAA when he changed his IP address to circumvent IP address blocking"
The title of the linked article is "District Court Holds That Intentionally Circumventing IP Address Ban Is “Access Without Authorization” Under the CFAA".
Violating the CFAA is, of course, illegal. From the linked article: "During the debate over the Aaron Swartz case, one of the legal issues was whether Swartz had committed an unauthorized access under the CFAA when he changed his IP address to circumvent IP address blocking"
This particular ruling relates to Craigslist.
http://en.wikipedia.org/wiki/Computer_Fraud_and_Abuse_Act