10 Most Notorious Hackers of all Time

Hacking is an art which not everyone can do. Few programmers take many years to do something in the hacking world while some others become famous at teenage. I am not talking about just hacking an email, some hackers take it to the extreme level. They are categorized into black hat hackers and white hat hackers. Black hat hackers exploit the computer system and white hat hackers are also known as ethical certified who hired by the government or any other companies to protect their network system. The following list includes both black hat and white hat hackers. You can say that, they play a major role in developing internet security because they have shaped the computer and security industries in a completely different way and left their spot. Scroll down and read more on the 10 Most Notorious Hackers of all time.

10. Ehud Tenenbaum

Ehud TenenbaumPhoto credit: Cryptome

Ehud Tenenbaum is also known as The Analyzer, born on 29th August in a small city Ramat HaSharon in Israel. He became worldwide famous at the age of 19 in 1998 when he hacks the computer system of the NASA, The Pentagon and the US and Israeli military along with his hacker team. They also break into many other American and Israeli universities. The US government called it the most organized and systematic attack till that day. They were caught by the US government in 2001 and sentenced to 18 months but released after only 6 months.

In 2008, he was again arrested in credit card fraud for the total sum of $1.5 million. When he accepted a plea bargain in 2012, the government leaves him with a penalty of $503,000 and three year probation.

9. Hector Xavier Monsegur

Hector Xavier MonsegurPhoto credit: NYTimes

Hector Xavier Monsegur a.k.a Sabu was born on 13th October 1983 in the United States. He is an American hacker and co-founder of the hacking group, LulzSec. He made over 300 cyber attacks in three years including a planned attack on NASA and US military and many other media companies. Recently, he was arrested in May 2014 but released after a few days when he co-operated with the FBI and start working in the US government. He chooses to turn into an informant because his original sentence was supposed to be around 26 years.

8. Albert Gonzalez

Albert GonzalezPhoto credit: Wikimedia

Albert Gonzalez is an American computer criminal, born in 1981. He was the mastermind behind the reselling of more than 170 million credit cards and ATM numbers from 2005 to 2007. It was considered the biggest fraud of this type in history. He was the leader of a hacker group, Shadowcrew that moron more than 4000 people. They used the SQL injection method to steal the computer data from corporate networks. He was found guilty in 19 major cases and sentenced to 20 years in Federal prison on 25th March 2010.

7. Adrian Lamo

Adrian LamoPhoto credit: Wikimedia

Adrian Lamo is an American computer system analyst and a former hacker. He was also known by the name “homeless hacker” because he learns hacking tricks in coffee shops and internet cafes. He gained media attention when he breaks into Microsoft, yahoo and The New York Times systems in 2003, resulting in arrest. In 2010, he caught a US soldier who had leaked hundreds of important documents on Wikileaks and later he was sentenced to 35 years. His first impression was bad but the second one gained him worldwide popularity. He became the first person for operating the AOL watchdog site inside the AOL.com.

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6. Kevin Lee Poulsen

kevin lee poulsenPhoto credit: Wikimedia

Kevin Lee Poulsen is a former black hat hacker and currently a senior editor at one of the top websites, Wired.com. He was born on 30th November 1965 in California. One day, the Los Angeles Radio station announced that they will give a Porche 944 S2 to the 102nd caller and he hacks all the telephone line of the radio station to win the prize. He was arrested and sentenced for five years and banned for using the computer for next three years. This is the first case of this kind when a prisoner was banned from using computers. Later he chooses to become a journalist and recently developed SecureDrop, a software for secure communication between sources and journalists.

5. Dennis Moran

dennis moranPhoto credit: Wikimedia

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Dennis Moran was a computer hacker, born in 1982. He was widely known by his nicknamed, Coolio. He gains popularity when he shut down some of the most popular websites in February 2000. He was later found guilty to break the company network of the US Army and RSA, an American computer and network security company. On 7th February 2000, he shut down Yahoo’s routers and made it inaccessible for many hours. For his crime, he was sentenced to 12 months and ordered to pay $15,000. On 14th April 2013, he died of a heroin overdose in California.

4. Robert Tappan Morris

Robert Tappan MorrisPhoto credit: Wikimedia

Robert Tappan Morris is a computer scientist and known for creating the Morris worm, the first computer virus in 1988. He became the first person who was found guilty under the computer fraud and abuse act. In December 1990, he was sentenced to three years and a fine of $10,500 plus 400 hours of community service. After that, he co-found the first web based application store, Viaweb. Later he joined the Massachusetts Institute of Technology as a Professor in the department of Electrical Engineering and Computer Science. In 1998, he sold Viaweb to Yahoo! in $48 million and they renamed it to Yahoo! Store.

3. Gary McKinnon

Gary McKinnonPhoto credit: TheGuardian

Gary McKinnon is a Scottish national computer system administrator and a former hacker. He was caught in 2002 for being the mastermind behind the biggest military computer hack of all time. In 1997, he breaks the security of the US Army and NASA systems and deleted some important weapons log file which affects 300 other computers and paralyzed the computer network. The cost to detect and correcting the problem was more than $700,000. His case is still under view and might face up to 70 years of jail in Guantanamo bay, one of the infamous jails. Some source says that he reinvented his personality and become an SEO expert who gave online lessons on how to grow your online business.

2. Jonathan James

Jonathan JamesPhoto credit: Wikimedia

Jonathan James was born on 12th December 1983 who was known as the first juvenile sentenced for cybercrime in the United States. He was only 16 years old at the time of his sentencing and sentenced to six months. He breaks down the security and access through over three thousand messages and passwords of The Defense Threat Redundancy Agency (DTRA). This hack caused the NASA computer systems to shut down for three weeks and more than $41,000 spend to recover the problem. The US government also blames him to have many other offenses but he rejects them. On 18th May 2008, he was found dead in the shower with a self gunshot in his head and leave a note saying that “I have no faith in justice and this will send a strong message to the public”.

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1. Kevin Mitnick

Kevin Mitnick - Notorious HackersPhoto credit: Wikimedia

Kevin Mitnick is a computer security consultant and a former hacker. He made headlines in 1999, when he was convicted of various communication related offenses. At that time, he was the most wanted cybercriminal in the United Sates. At the age of 15, he starts with social engineering techniques to obtain the information about modem phone numbers. He was first sentenced in 1988 to 12 months for breaking the DEC’s computer network. After that, he hacked the Pacific Bell voice mail computers and became a fugitive for two and half years. During this, he made many other unauthorized access to several computer networks. He was sentenced to five years in jail, four and half years in pre-trial and eight months in solitary confinement. Now he runs a security firm company, Mitnick Security Consulting LLC that helps other companies to grow its security strength.

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