The blogger accused of publishing titillating photos of nude celebrities illegally obtained by ring of hackers has gone underground, shutting down his site and deleting his social networking pages, RadarOnline.com has learned.

The FBI have launched an investigation to find the tech savvy group accused of stealing naked photos of Hollywood actresses including Jessica Alba, Scarlett Johansson, Vanessa Hudgens and Christina Aguilera.

PHOTOS: Sexy Sex Tape Celebs

Now the Parisian blogger, 'DeepAtSea' - who is famous for posting sexy snaps on his site  - has disappeared too.

The Daily first reported that it was 'DeepAtSea' who first posted the nude Renee Olstead -- images which show her playing with a sex toy.