Kevin Mitnick is one of the most well-known hackers ever. He was known for his ability to trick people and take advantage of weaknesses. In the 1990s, he was found guilty of several cybercrimes, such as wire fraud and computer theft.
Adrian Lamo, who was known as the "homeless hacker," became famous when he caught Chelsea Manning, who had given WikiLeaks secret papers. People paid a lot of attention to Lamo's moral dilemma and the following arrest of Manning.
Jonathan James, born in 1983 and known as "c0mrade," was a young hacker. In the early 2000s, he gained reputation for his early hacking exploits and was involved in notable activities. In 1999, at the age of 15, one of his most significant actions was tapping into NASA's computer systems.