Who is a Hacker
A hacker is someone who uses their computer skills to achieve a certain goal. A hacker can also be called someone who uses their skills to access computer networks or security.
Types of Hackers
- Black hat hacker
- White hat hacker
- Grey hat hacker
Black Hat Hacker
A black hat hacker is someone who illegally accesses computers without permission. Black hat hackers are criminals who break into computers with malicious intent. They may use malware to steal sensitive information, destroy files, hold computers hostage, steal passwords, credit card numbers, and engage in other criminal activities using computers.
What Do Black Hat Hackers Do
- Destroy sensitive or insensitive files
- Spy on victims
- Hold computers hostage (Botnet)
- Destroy government properties
- Steal passwords
- Steal sensitive information
- Steal credit card information
White Hat Hackers
White hat hackers are computer specialists who use their skills to protect and test computer systems. White hat hackers are referred to as ethical hackers or computer security experts who specialize in penetration testing and other computer skills.
What Do White Hat Hackers Do
- Protect computers from cyber attacks
- Perform penetration testing
- Test computers
- Identify vulnerabilities
Famous Hackers
- Kevin Mitnick
- Jonathan James
- Lan Murphy
- Gary McKinnon
- John Helsingus
- Robert Morris
- Linus Torvalds
- Mark Abene
- Kevin Poulsen
Companies Hackers Work For
- Redbot Security Penetration Testing
- Rapid7
- Secureworks
- FireEye
- VeraCode
Programming Languages Used by Hackers
- Python
- C
- JavaScript
- SQL
- PHP
- Ruby
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