Kevin Lee Poulsen (born November 30, 1965) is an American convicted fraudster, former black-hat hacker and a contributing editor at The Daily Beast.

[1] On June 1, 1990, Poulsen took over all of the telephone lines for Los Angeles radio station KIIS-FM, guaranteeing that he would be the 102nd caller and win the prize of a Porsche 944 S2.

In June 2005, he became a senior editor for Wired News, which hosted his blog, 27BStroke6,[10] later renamed Threat Level.

[13][14] In June 2019, Poulsen was accused of doxing Shawn Brooks, a 34-year-old Trump supporter living in The Bronx, when Poulsen revealed Brooks' identity in an article published in The Daily Beast on June 1, 2019 as the alleged creator and disseminator of a fake video which showed Nancy Pelosi speaking in a slurred manner.

[15][16][17] Poulsen, Aaron Swartz, and James Dolan designed and developed SecureDrop, an open-source software platform for secure communication between journalists and sources.