You are responsible for any violation that occurs using network devices registered to your NetID regardless of who downloaded it, or how it got there. This includes any downloading that:

• Occurs on on any device registered by you on the Cornell network (computers, mobile phones, tablet, wireless routers, gaming consoles, etc.).  
• Occurs on a wireless router that you have registered on the University network, whether or not the device using the wireless router was yours.  
• Occurs while using a Virtual Private Network (VPN) connection to the Cornell network.

Even if you have legally purchased a copyrighted work, it is still a violation of copyright law to distribute it to others without the content owner's permission. If you are making the works available for downloading (whether knowingly or not), you may receive a DMCA notice or be subject to other legal action based on the copyright holder's claims that you are allowing other people to download their material.