Cybersecurity Terms

What Is a Firewall? How Does a Firewall Work?

A firewall is a network security device (security wall) that monitors incoming and outgoing network traffic and either blocks or allows data packets based on a set of security rules. There must be some boundary points between your network and the outside world. To give an example of these connection points: in corporate networks, the […]

What Is a Session Hijacking Attack?

One of the important types of cyber attack is the session hijacking attack, which we also call session hacking or session stealing. TCP session hijacking is defined as the totality of operations in which a hacker takes over a TCP session between two machines. The aim is to seize the valid TCP data transmission between […]

What Is IP Spoofing?

What Is IP Spoofing (IP fraud): It is a specific technique used by hackers to gain unauthorised access to computers. The concept of IP spoofing first appeared in academic publications in 1980. The IP Spoofing technique, which can be translated into English as IP identity fraud, is generally used to conceal the source of a […]

What Is a DDoS Attack?

One of the most important types of cyber attack to examine is the denial of service attack, which we refer to as a DOS / DDoS (Denial of Service Attack). A DDoS attack is an effective type of cyber attack that aims to prevent legitimate users from using a target system. This class of attack […]

What Is Cybersecurity?

Cybersecurity is the protection of your digital assets, your organisation’s network, and your critical data from malicious cyber attacks. We face many risks in the cyber world. At this point, information security protects the totality of the measures and practices required to maintain the confidentiality, integrity, and accessibility of an organisation under certain standards, while […]

What Is a URL Address? How Does It Work?

For many people, the primary purpose of going online is to surf the web. Although this is the predominant usage pattern, the web world and the internet actually have a very comprehensive and complex structure. Of course, people visiting a URL address on the web can read email and share files. However, the main purpose […]

What Is a MAC Address?

MAC addresses are an interesting and largely unknown subject. A MAC address is a unique address for your network interface card (such as ethernet or Wi-Fi). It is derived from the abbreviation of the words Media Access Control. Every NIC in the world has a unique address represented by a six-byte hexadecimal number. This address […]

What Is Red Team?

Red Team is a dedicated cybersecurity team formed to target the vulnerabilities, weak points, systems, and users within your organisation, in order to identify and evaluate limitations and risks. This team employs a specialised cybersecurity approach and consists of attack-focused experts who possess knowledge of the methodologies and techniques used by real cyber attackers. Red […]

What Is Network Security? What Are Data Packets?

Networks appear before us in small or large structures. Connecting two or more computers to one another creates a small network. Regardless of whether networks are small or large, they are an infrastructure (LAN) technology that connects various devices to one another for the purpose of data sharing. Small networks combine to form what we […]

What Is Pentest?

Pentest (Penetration Testing) is a security testing process applied to detect security vulnerabilities present in computer systems. The pentest or pentesting process simulates the actions that attackers who exploit vulnerabilities in systems could carry out. In this way, security vulnerabilities can be identified before an organisation is subjected to a cyber attack, and the vulnerabilities […]

What Is Secure Software Development?

With the advancement of technology, our ability to access and use information has become much easier. Of course, this has gradually become an advantage for cyber attackers over time, and as cyber attacks have increased, new methods and techniques have begun to be developed. At the same time, we can see that there are malicious […]

Sosyal Mühendislik Nedir?

Sosyal mühendislik, internet tarihinin en eski ve en etkili siber saldırı türlerinden biridir. İnsan davranışlarındaki hataları açıklık olarak kabul edilen sosyal mühendislik saldırılarında, insan davranışlarında ortaya çıkan zafiyetler kullanılarak çeşitli ikna ve kandırma yöntemleriyle değerli bilgiler elde etmeye çalışmalarının bütünü olarak tanımlanır. Başka bir deyişle, insanlara yapılan psikolojik manipülasyonlar sayesinde yanlış kararlar vermesine, hata yapmasına […]