Scarlett Johansson’s ex-husband Ryan Reynolds and former rebound fling Sean Penn are still silent on the scandalous nude photos of the actress that went viral on the internet last week.

The actress called the FBI to control the situation and the authorities said that they already knew the identity of the group of hackers that are targeting celebrities to reveal naked or scandalous photos. The FBI said that they are closely monitoring a group of individuals and actually know one of them speculated as the ringleader.

Johansson was named earlier this year as one of the target celebrities of a hacking gang named “Anonymous” that aims to break in to the celebrities’ personal accounts and private files and photos.

The actress’ lawyer Marty Singer released a cease and desist order to take down the actress’ nude photos that showed her bare breasts and behind.

The actress is determined to sue the media that will publish the photos under the infringement of copyright laws. Her lawyer have written to the different websites publishing the nude photos and warned them of appropriate legal action if they persist on posting the pictures.

“Lost in Translation” star admitted that she took the photos but did not clearly stated if it was meant for personal use or intended to one of her former romances. Johansson never appeared fully naked in her movies. She said that she felt humiliated when her nude photos went around.