Network Security

Network Security

1. Network Vulnerabilities and Risks

   • Denial of Service is a cyber attack that cuts the host of the internet.
   • A Trojan Horse is a programme hidden in harmless computers the destroy your computer and files.
   • Ransomware is a software that threatens to publish users data.
   • Brute Force Attack is a trial and error method used by programs to decode passwords or data.
   • Phishing is an attempt to take personal information such as usernames or passwords.
   • Social Engineering is when someone manipulates people in to doing something that will potentially reveal passwords.
   • Malware is a software that is made to destroy or take over a computer.
   • man-in-the-middle attack (MITM) is an attack where the attacker secretly relays and possibly alters the communication between two parties who believe they are directly communicating with each other.

2. Network Prevention Methods

   • The Penetration Test is an attempt to evaluate the security of an IT infrastructure by safely trying to exploit vulnerabilities
   • Storage Device Virus Scanning scans USB's to see if there is a virus on the USB's
   • Data Encryption secures your data and files.
   • The Password Strength Checker makes sure you have a very strong password so other people can not easily guess your password.
   • User Access Levels allows a system administrator to set up a hierarchy of users
   • Anti malware software protects against infections caused by many types of malware,
   • A firewall is a system designed to prevent unauthorised access to or from a private computer network