On March 11, 2013, a website posted what appeared to be private financial information about top government officials and stars such as Jay-Z, Beyonce and Mel Gibson.
Keep clicking to see who else was targeted.
Photo: Beyonce attends the premiere of "Beyonce: Life Is But A Dream" at the Ziegfeld Theatre on Feb. 12, 2013, in New York.
Credit: Evan Agostini/Invision/AP
Social Security numbers posted on Gibson, Jay-Z and others matched records in public databases, according to the Associated Press.
Photo: Rapper Jay-Z looks on during the 2013 NBA All-Star game at the Toyota Center on Feb. 17, 2013, in Houston.
Credit: Ronald Martinez/Getty Images
Photo: Mel Gibson arrives at the InStyle and Warner Bros. Golden Globe After Party at the Beverly Hilton Hotel on Jan. 13, 2013, in Beverly Hills, Calif.
Credit: Matt Sayles/Invision/AP
FBI Director Robert Mueller
The Justice Department said the FBI was investigating how the Social Security number, address and a credit report of FBI Director Robert Mueller ended up on the site. The site also posted the same information about Los Angeles Police Chief Charlie Beck, and the department said it was investigating the matter.
Photo: FBI Director Robert Mueller testifies before a full committee hearing on "Current and Projected National Security Threats to the United States" at the Hart Senate Office Building in Washington on March 12, 2013.
Credit: JEWEL SAMAD/AFP/Getty Images
Los Angeles Police Chief Charlie Beck
Photo: Los Angeles Police Chief Charlie Beck speaks at a press conference on Feb. 7, 2013, in Los Angeles.
Credit: ROBYN BECK/AFP/Getty Images
Vice President Joe Biden
Info posted on the website about Vice President Joe Biden and former Secretary of State Hillary Clinton did not include credit reports but included addresses and other sensitive information.
Photo: Vice President Joe Biden gestures as he speaks at the Winter-Spring meeting of the National Association of Attorneys General on Feb. 27, 2013, in Washington.
Credit: AP Photo/Manuel Balce Ceneta
Hillary Rodham Clinton
Photo: Outgoing Secretary of State Hillary Rodham Clinton waves as she leaves the State Department in Washington on Feb. 1, 2013.
Credit: AP Photo
Photo: First lady Michelle Obama speaks during an interactive student workshop with the cast and crew of the film "Beasts of the Southern Wild" at the State Dining Room of the White House on Feb. 13, 2013, in Washington.
Credit: Alex Wong/Getty Images
Attorney General Eric Holder
Photo: Attorney General Eric Holder speaks about strategy to mitigate the theft of U.S. trade secrets, Wednesday, Feb. 20, 2013, in the Eisenhower Executive Office Building on the White House complex in Washington.
Credit: AP Photo/Jacquelyn Martin
In addition to Jay-Z, Beyonce and Gibson, other targeted stars included Ashton Kutcher, Kim Kardashian and Paris Hilton.
Photo: Ashton Kutcher attends the "jOBS" premiere during the 2013 Sundance Film Festival on Jan. 25, 2013, in Park City, Utah.
Credit: Michael Loccisano/Getty Images
Photo: Kim Kardashian hosts ICED at Cowboys Dance Hall on Jan. 4, 2013, in Calgary, Canada.
Credit: Mike Ridewood/Getty Images
Photo: Paris Hilton attends Night 3 of ChefDance on January 20, 2013 in Park City, Utah.
Credit: Alexandra Wyman/Getty Images for ChefDance
The site, which bears an Internet suffix originally assigned to the Soviet Union, expanded after it was first discovered to add entries on Britney Spears, former vice presidential candidate Sarah Palin and others.
Photo: Britney Spears attends "The X-Factor" Finalists Party in Los Angeles on Nov. 5, 2012.
Photo: Former Alaska Governor Sarah Palin addresses the Conservative Political Action Conference (CPAC), at the Marriott Wardman Park Hotel, on Feb. 11, 2012, in Washington.
Credit: Mark Wilson / Getty Images
Photo: Donald Trump talks to the press after receiving the American Automobile Association's (AAA) Five-Diamond Award for Trump's International Hotel & Tower New York at the hotel on March 31, 2011.
Credit: Timothy A. Clary/AFP/Getty Images
Photo: Actor Arnold Schwarzenegger attends the premiere of the movie "The Last Stand" on Jan. 21, 2013, in Cologne, Germany.
Credit: PATRIK STOLLARZ/AFP/Getty Images
Photo: Pro wrestler Hulk Hogan speaks onstage at Spike TV's "2011 Video Game Awards" at Sony Studios on Dec. 10, 2011, in Los Angeles