For those caught by the definition, the law envisions requiring Internet providers to block access to the sites, search engines to remove links from search results, payment intermediaries such as credit card companies and Paypal to cut off financial support, and Internet advertising companies to cease placing advertisements. While these measures have unsurprisingly raised concern among Internet companies and civil society groups (letters of concern from Internet companies, members of the US Congress, international civil liberties groups, and law professors), my weekly technology law column (Toronto Star version, homepage version) argues the jurisdictional implications demand far more attention. The U.S. approach is breathtakingly broad, effectively treating millions of websites and IP addresses as “domestic” for U.S. law purposes.
The long-arm of U.S. law manifests itself in at least five ways in the proposed legislation.