Types of system attacks

Types of system attacks

1. Brute force attack

   • Brute force attack is where you constantly trial different Usernames and Passwords as. Trying to get into your personal information
   • Effects
     • Theft of Your personal data
     • Access to corporate companies and private company systems
   • How to prevent.
     • Locking the account out after 3 attempts
     • Using Good passwords, passwords with symbols and numbers
     • Challenge response tests like reCAPTCHA
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2. Phishing

   • Phishing is where the hacker acts like a big company, such as a bank, and asks for your information to secure your account. This is the fastest rising internet crime
   • Effects
     • Access to the victims personal bank, which allows the hacker to withdraw there money.
     • Hacker able to open bank cards in the victims name
     • Gaining access to high value corporate data
     • Financial services blacklist institutions, leading to significant damage
   • How to prevent
     • Having a strong security software like firewall, spam filter, anti-virus and anti- spam
     • Having the awareness to spot a fake website
     • Never disclose personal information or financial details
     • Disable pop-up ads
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3. Denial of service attack

   • Denial of service attacks is when a hacker spams a sever causing the sever to overload preventing to the company to be unable to respond to actual people needing support.
   • Effects
     • The time the sever is down causes the company to loss money, on average 4000/minute
     • When big network systems shut down, there work force productivity slows down leading to it stopping
     • If customers can't access there website, the company suffers.
   • How to prevent
     • Having a strong security software
     • Adding packet filters to your routers
     • Configuration of your webserver

4. Data interception and data theft

   • The attacker watches streams to or from the possible target, in order to get sensitive or personal information
   • Effects
     • Finding usernames and or passwords
     • Gaining access to systems
     • Data stolen
     • Disclosure of corporate data
   • How to prevent
     • Having a strong encryption
     • Using a virtual network
     • If you use a portable storage device with a password

5. Malware

   • This is software that is purposely written to infect a computer, which has the intention of committing crimes including fraud and identity theft. They can target people who only use there computer to surf the web, shopping or banking.
   • Effects
     • Making the computer crash or reboot
     • Making the connection between the computer and the internet slower
     • Files deleted, corrupt or encrypted
   • How to prevent
     • Strong security software
     • Enable OS updates
     • Caution when opening attachments

6. SQL injection

   • This is a code injection technique, which attacks data driven applications.
   • Effects
     • Revealing hidden data
     • Data in databases deleted
     • New rogue records added to the data base
   • How to prevent
     • Validation of input fields
     • Penetration testing
     • Using database permissions

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