It seems that Sony made virtually no attempt to secure the PlayStation Classic which led to it being hacked mere days after its release. Now, regular end users can use these hacks to load any PlayStation 1 game they want with gpghax.
http://wololo.net/2018/12/09/playsta...onsoles-files/
http://wololo.net/2018/12/09/playsta...onsoles-files/