In 2013, a copy of Iron Man 3 was uploaded to the Internet Archive's Moving Image Archive, sparking controversy among film enthusiasts and the movie's studio, Marvel Entertainment. The upload was reportedly made by a user who had obtained the film through unofficial channels.
The Internet Archive (archive.org) is a digital library known for preserving cultural artifacts, including films. While most major studio movies like Iron Man 3 are under copyright and cannot be legally streamed in full on the Archive without permission, you can find valuable related content: iron man 3 internet archive