A white hat hacker is a computer hacker who intends to improve internet security. A “black hat” hacker is a hacker who violates computer security for little reason beyond maliciousness or for personal gain. 1.

Legion of Doom was active in the 1990s and founded by a famous hacker, Vincent Louis Gelormine.

In 1991, they went on war with other groups and it is also known as the great hacker war. Companies hire them to infiltrate the network and find any potential holes in their security policy. It is note-worthy that many white hat hackers, such as Steve Jobs of apple, Mark Zuckerberg of Facebook, and even many hackers listed below, were once black hat hackers. That’s usually done before black hat … Ghost in the Wires: My Adventures as the World’s Most Wanted Hacker .

by Ejaz Khan.

Some of them are acting simply for fun, while others are hoping to make a lot of money, and a few of them have become quite famous. He also is credited with writing the first "virtual world" exploit for Second Life. 10 best hacking books to read.

Black hat hackers form the stereotypical, illegal hacking groups often portrayed in popular culture, and are the epitome of all that the public fears in a computer criminal. White Hat Hackers’ Techniques. Hackers, whether they are white hat hackers or malicious black hat hackers, are all playing an important role in the evolution and improvement of cybersecurity. Some people would argue that famous hackers such as Lulzsec and Anonymous are hacktivists fighting government corruption and corporate misdeeds.

White hat hackers earn a living through what is known as penetration testing (a.k.a pen testing). Top 10 Notorious Black Hat Hackers. Related: Famous White Hat Hackers Across The Globe Below you will find our collection of the black hat as well as white hat inspirational, wise, and humorous hacker quotes, hacker sayings, and hacker proverbs, collected over the years from a variety of sources. Script kiddies can be white hat, black hat, or grey hat. The book contains the intriguing and exciting narration of Kevin Mitnick in his journey of being the world’s most wanted hacker of the time. Ghost in the Wires is a book written by Kevin Mitnick and was published in 2011. Hacktivists are hackers who are also social activists fighting for a cause. They published technical information about hacking. Kevin was black hat hacker turned into a white hat.

They have a rivalry with MOD which is also one of the most notorious groups of hackers. The "White Hat" angle: Co-author of the "Mac hacker's handbook," Miller has hacked Safari for the last three years at the Pwn2Own contest, found an iPhone exploit that consisted entirely of SMS text messages, and was the first to hack Apple's iPhone in 2007 and the Android phone in 2008.