Firewalls are essential for protecting against cyber threats, acting as a barrier between trusted internal networks and untrusted external networks. They monitor and control network traffic based on predetermined security rules. Choosing the right type of firewall depends on factors like organization size, budget, and security needs. See Also There are various types of firewalls, … Read more
In this post, I will go over the details of setting up Linux UFW firewall on Linux systems such as Ubuntu, Red Hat, Fedora and CentOS. The growth of the internet has given rise to malicious players attacking its infrastructure. Security threats such as hacking and malware attacks have become more prevalent and sophisticated over … Read more
A computer or network firewall is the first line of defense in safeguarding computer and networking resources. At a basic level a firewall works by filtering incoming and outgoing traffic based on predefined rules. From simple packet filtering to advanced deep packet inspection, firewalls help prevent unauthorized access and minimize the risk of cyberattacks. See … Read more
Introduction Port scanning tools are software applications designed to scan and analyze the open ports on a computer system or network. These tools are used to identify which ports are active, closed, or filtered. By scanning a system’s ports, network, and security admins can determine what potential vulnerabilities exist, and which measures to take to … Read more
In one of my previous posts, I talked about ethical hacking and how to become a hacker. In this post, I will be talking about tools used by both white-hat and black-hat hackers. Hacking has been a part of the technology world since its inception. Hacking has evolved from manual attempts at accessing systems has … Read more
What is Ethical Hacking? Ethical hacking is the practice of testing computer systems, networks, and applications to identify security vulnerabilities and weaknesses that can be exploited by malicious hackers. Ethical hackers, use similar techniques and tools as malicious hackers to conduct their jobs, but the difference is that they do so with proper authorization obtained … Read more
In this post, you will find information on information security, cybersecurity, and ethical hacking degree programs offered for both in-person and online attendance modes. See Also The acceleration in online cybercrime has led to the accelerated need for jobs to secure systems and networks against these threats. These new jobs require specialized skills in technology … Read more
Nmap is a powerful command line tool network scanning tool that is used to identify open ports, services, and vulnerabilities on a network. Nmap works by sending packets to target hosts and networks and analyzing the responses or the lack thereof. The primary use for nmap is to do port scanning, which involves scanning a … Read more
In an increasingly connected world, preventing malicious activity in networked environments is critical to maintaining the security and confidentiality of sensitive information. Port scanning is a common method attackers use to identify open,closed and filtered ports on a target system, and it’s a precursor to more malicious activity, such as exploiting vulnerabilities or launching denial-of-service … Read more
What is Port Scanning and How Does it Work? Port scanning is a method that involves the examination of a network’s open and closed ports to identify vulnerabilities and access. Port scanning works by actively or passively accessing a port to find out if it is active or closed. Port scanning has therefore become a … Read more