Category Archives: Network Security

Network Management Troubleshooting Tools: Syslog.

Network management tools such as Syslog and SNMP are very valuable tools to enable you to monitor the health of your network devices if properly configured. If these tools have been misconfigured, you will not be able to gather the information you need while troubleshooting specific events or be notified of the time and date an event has occurred. Therefore, you need… Read More »

Port Redirection Attack – Explained with Examples.

What is a Port Redirection Attack? A port redirection attack is another type of attack based on trust exploitation. The attacker uses a compromised host to gain access through a firewall that would otherwise be blocked. Port redirection attacks allow hackers to bypass security restrictions by redirecting network traffic through a compromised host. This technique is used to access network… Read More »

Network Security – VLAN Hopping Attacks.

What Is VLAN Hopping Attacks? VLAN hopping is a type of network attack that exploits certain properties of the VLAN (Virtual Local Area Network) setup, particularly on switches, to gain unauthorized access to traffic of other VLANs that would normally be restricted. VLANs are used to segment network traffic, with the purpose of increasing security and performance by… Read More »

Network Security with Cisco Routers.

How to Secure Your Network with Cisco Routers Before we look at how to secure Cisco routers, let’s briefly summarise the role routers play in network security The Role of Routers in Network Security As you must know, routers are used for forwarding traffic between different networks based on Layer 3 IP addresses and provide access to network… Read More »

Network Security.

Why is Network Security Important? Network security is of paramount importance for several compelling reasons: Protection of Confidential Information: As the world increasingly becoming a digital textbook, a substantial amount of sensitive and confidential information, ranging from personal data to national security details, is stored and transmitted over networks. Network security ensures the integrity, confidentiality, and availability of… Read More »