How do you mod on PS3 cod ghosts for free?

Modding games like Call of Duty: Ghosts on PS3 typically involves using custom firmware or exploiting vulnerabilities, which can violate terms of service and lead to bans or legal issues. It's important to note that discussing or promoting such activities can be against community guidelines. For a safer experience, consider playing the game as intended or exploring legitimate mods available for other platforms. Always prioritize your account's security and adhere to the game's rules.