
Cryptographer
Jon Lech Johansen
Norwegian programmer (born 1983)
- Life
- 1983 – present
- Born
- November 18, 1983
- Nationality
- Norway, Poland
Jon Lech Johansen, also known as DVD Jon, is a Norwegian programmer who has worked on reverse engineering data formats. He wrote the DeCSS software, which decodes the Content Scramble System used for DVD licensing enforcement. Johansen is a self-trained software engineer, who quit high school during his first year to spend more time with the DeCSS case. He moved to the United States and worked as a software engineer from October 2005 until November 2006. He then returned to N



