News Summary

• Internet providers typically store IP-address assignment details for a limited period that varies per company.
• Comcast’s retention limit for legal documents is longer than the 180 days for IP assignment logs.
• This novel discovery technique is new for BitTorrent lawsuits.
• It means that, if a person is accused on one lawsuit, the chances that they are targeted in future cases increases, even outside the regular retention limit.
• The legal paperwork suggests that the defendants used the same IP-addresses, around the same time, as well as the same peer-ID.