A few weeks ago, around the 19th of August, a developer known as CTurt managed to run unsigned code on his PS4 by using the Webkit exploit which was patched after 1.76. A couple weeks later, he announced that he managed to create the "first" PS4 homebrew: A version of Pong. Controlled by a Nintendo DS:
On release, CTurt mentions a few things about his basic homebrew. First, he's...
PS4 Code Execution + Basic Homebrew