The Open Systems Interconnection (OSI) model is a conceptual model that characterizes and standardizes the internal workings of computers and communication networks. It was developed in the 1970s by the International Organization for Standardization (ISO) and is still used today. OSI model history The Open Systems Interconnection (OSI) model is a conceptual model that characterizes […]
VPN stands for Virtual Private Network. It is a technology that creates a secure network connection over a public network such as the Internet. A VPN connection is a secure connection between two or more devices. It is used to protect data and communication from being intercepted by third-party entities. VPN technology was first developed
CEH certificate The Certified Ethical Hacker (CEH) credential is an internationally recognized certification that demonstrates proficiency in ethical hacking and penetration testing. The CEH credential is offered by the EC-Council, a global leader in information security certification. The EC-Council is a member-based organization that certifies individuals in a wide range of information security disciplines. The
CEH vs CISSP vs GPEN Read More »
Social engineering is the act of manipulating people into performing actions or divulging confidential information. Social engineers often use psychological techniques to exploit people’s natural tendencies to trust others. According to the Verizon 2017 Data Breach Investigations Report, 23% of data breaches were caused by social engineering. The first recorded use of the term “social
Social Engineering Attacks Read More »
SSL (Secure Socket Layer) is a security protocol that provides authentication and encryption of communications over the Internet. It is used in web browsers to protect user information such as passwords, credit card numbers, and other sensitive data. SSL was first developed in the mid-1990s by Netscape Communications. It has been updated over the years
Secure Sockets Layer (SSL) Read More »
Cybercrime is a criminal activity that is carried out using a computer or a network. The term can refer to a broad range of activities. Some of the most common types of cybercrime include: The first recorded cybercrime took place in 1834 when a French newspaper was hacked and its contents published online. However, it
Passwords have been used for authentication for centuries. The first recorded use of a password was in the 9th century AD when the Abbasid Caliphate used a password to restrict access to the royal palace. In the early days of the internet, passwords were used to authenticate users and protect their accounts. However, passwords are
How to keep your passwords safe Read More »
An information security engineer is a professional who is responsible for designing and implementing security measures to protect an organization’s computer networks and systems. They work to identify and mitigate vulnerabilities and work with other departments to ensure that security policies are followed. An information security engineer typically has a degree in computer science or
Information Security Engineer Read More »
My business is under a cyber attack If your business is under cyber-attack, your first step should be to isolate the affected systems and networks. Next, you should work to determine the extent of the attack and the information that has been compromised. After that, you should develop a plan to address the issue and
What To Do If Your Business Is Hacked Read More »
A DDoS (Distributed Denial of Service) attack is a type of cyberattack where a large number of devices are used to send illegitimate requests to a target, overwhelming its ability to respond. This can take the form of overwhelming the target with traffic or flooding it with requests that exhaust its resources. This can result
