Cybersecurity: Firewalls, IDS/IPS, OSI Model & More - PDF

What is a Firewall Types of Firewall What are IDS /IPS OSI Model What is TCP Mac Address Ip Address Types of Ip Address Ipv4 Binary Lesson What is a Firewall Firewall is used to keep the network safe, Firewall can be software or hardware it prevent unauthorised access from entering a pri...

What is a Firewall Types of Firewall What are IDS /IPS OSI Model What is TCP Mac Address Ip Address Types of Ip Address Ipv4 Binary Lesson What is a Firewall Firewall is used to keep the network safe, Firewall can be software or hardware it prevent unauthorised access from entering a private network by filtering information that comes in from the internet it block the unwanted traffic and permit wanted traffic Types of Firewall Host Based - This is a software firewall install in a system ➔ Network Based - This is the combination of both hardware and software and it operate at the network area  What are IDS /IPS Intrusion detection or prevention system is a hardware tool , it can also be a software.. This is placed between the internet and the firewall It job is to alert and prevent a network from outside attacks which includes viruses malware hackers, it monitors traffic flowing through a network Intrusion detection or prevention system is a hardware tool , it can also be a software.. This is placed between the internet and the firewall It job is to alert and prevent a network from outside attacks which includes viruses malware hackers, it monitors traffic flowing through a network OSI Model Open system Interconnect The OSI model describes seven layers that computer systems use to communicate over a network ➔ Application ➔ Presentation ➔ Session ➔ Transport ➔ Network ➔ Data Link ➔ Physical Mac Address Mac Address Identify every device on a network Ip Address Internet Protocols It is an identifier for a computer or device on a network , ip address consist of 2 part Network Address and Host Address 2 Types of Ip Address ➔ Ipv4 ➔ ipv6