*Hacking is identifying weakness in computer systems or networks to exploit its weaknesses to gain access. Example of Hacking: Using password cracking algorithm to gain access to a system
*There are several types of hackers for example:
Ethical Hacker (White hat): A hacker who gains access to systems with a view to fix the identified weaknesses. They may also perform penetration testing and vulnerability assessments.
Grey hat: A hacker who is in between ethical and black hat hackers. He/she breaks into computer systems without authority with a view to identify weaknesses and reveal them to the system owner.
Hacktivist: A hacker who use hacking to send social, religious, and political, etc. messages. This is usually done by hijacking websites and leaving the message on the hijacked website.
HOW TO AVOID HACKING
To avoid your social media accounts from being hacked taking precautions to:
Always log out when offline ( especially on public devices)
Use different passwords for every account
look out for phishing.
Avoid posting any identity information or personal details that might allow a hacker to guess your security questions.
Flag any scam posts or messages you encounter on social media to the website, so they can help stop the threat from spreading.
Use unique, complicated passwords for all your accounts.
If the site offers multi-factor authentication, use it, and choose the highest privacy settings available.
Avoid posting any identity information or personal details that might allow a hacker to guess your security questions.
Don’t log in to your social accounts while using public Wi-Fi, since these networks are often unsecured and your information could be stolen.