SEN Enabler is a homebrew application for CFW enabled PS3 consoles that was developer and is maintained by developer Evilnat.
See Release Thread for additional details / Support and Download Mirrors.
Then also for additional details you can also visit the SEN Enabler Sub forum here as well:
PS3 SEN Enabler 6.2.2
PS3 Homebrew Utility that conatins many functions such as CFW spoofing and CFW syscalls disbaling