Top 5 Dangerous Hacker

1.
Gary McKinnon
Gary McKinnon is interesting personality.He is curious about UFO .For This reason He Hacked NASA & US military website .For this thing he tried very hard.He doing this thing only delete some file and make some virus. For This reason he Hacked 97 US military & NASA computers.He doing this thing at his girlfriend aunts house in London .While entering and deleting the files from these websites wasn’t enough, McKinnon thought of shaming the security forces by putting out a notice on the website that said, “Your security is crap.” Well, looks like McKinnon was something, if he could shut down the US Military’s Washington Network of about 2000 computers for 24 hours, making the hack, the biggest military computer hack of all time!







2.


 LulzSec

 LulzSec security, a high profile ,Black hat hacker group .They hacked many organization like FBI ,CIA,Sony,News International,Scotland Yard & many Other. At now time every one called they are deactivate .But on 2011 The hacked a site & They told they are alive. 



3.


  

Kevin Mitnic
When You see a smile face on your screen ,you think that work is done by a cyber-criminal  .Such is the case with David Mitnick .once upon a time  The most wanted cyber-criminal of US. Now he is an affluent entrepreneur.He is security consultant,was convicted of hacking NOKIA,MOTOROLA & PENTAGON. However, his knack with the computers is still reminisced and was even depicted on celluloid in the films Takedown and Freedom Downtown.



4.

Jonathan James
The first juvenile to be imprisoned for a cyber-crime at the age of 16, Jonathan James or better known as c0mrade, hacked into Defense Threat Reduction Agency of US department.Further, he installed a sniffer that scrutinized the messages passed on between the DTRA employees. Not only did he keep a check on the messages being passed around, in the process, he collected the passwords and usernames and other such vital details of the employees, and further even stole essential software. All this cost NASA to shut down its system and to pay from its pocket $41,000. c0mrade, however, had a bitter ending as James committed suicide in 2008.


5.
Anonymous

Anonymous is a loosely associated international network of activist and hacktivist entities.The concept of being a “digital Robin Hood” was far from being conceived, but in the computer age, it is very likely that someone somewhere has bagged this title. A “hacktivist group” called Anonymous are known with the penname of being the “digital Robin Hood” amongst its supporters. Identified in public by wearing a Guy Fawkes Masks, Anons, as they are widely known, have publicized themselves by attacking the government, religious and corporate websites. The Vatican, the FBI, the CIA, PayPal, Sony, Mastercard, Visa, Chinese, Israeli, Tunisian, and Ugandan governments have been amongst their targets. Although, Anons have been arguing whether to engage in a serious activism or a mere entertainment, many of the group members have clarified their intent which is to attack internet censorship and control.























Mynul Islam Emu

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