Category Archives: IP Access Control Lists

How To Choose and Secure Your Password.

Security password policies are essential components of an organization’s cybersecurity strategy. These policies help ensure that passwords are strong, frequently changed, and managed effectively. In addition, they incorporate alternatives to traditional passwords, such as multifactor authentication, certificates, and biometrics, to enhance security. This blog post delves into the elements of security password policies, including management, complexity, and password… Read More »

Key Security Concepts: Threats, Vulnerabilities, Exploits, and Mitigation Techniques.

In the domain of cybersecurity, understanding key concepts such as threats, vulnerabilities, exploits, and mitigation techniques is essential. These terms form the backbone of how we approach and handle security in any digital environment. This blog post will provide a comprehensive and technical overview of these fundamental concepts. 1. Threats A threat is any circumstance or event with… Read More »

How To Control Password Attacks with ACLs on Cisco Router.

Network devices are susceptible to unauthorized login attempts by attackers seeking access. Cisco’s IOS offers a solution by introducing ACLs, which can block an attacker from even receiving a prompt to enter a password. This is achieved when an external user attempts to connect through Telnet or SSH. In these instances, IOS represents this connection using a vty… Read More »

Access Control Lists (ACLs).

What Is an Access Control List? Access Control Lists (ACLs) are filters that enable you to control which routing updates or packets are permitted or denied in or out of a network. They are specifically used by network administrators to filter traffic and provide extra security for their networks. This can be applied to routers (Cisco). ACLs provide… Read More »

Reflexive ACLs Explained with Examples.

What are Reflexive ACLs? Reflexive ACLS also known as IP-Session-Filtering ACLs is used to allow traffic sessions from a source network while denying IP traffic for sessions coming from outside the network. It allows a network administrator to dynamically enable a network filtering router to manage session traffic. The router examines the outbound traffic and when it sees… Read More »