What Is Threat Analysis?

What Is Threat Analysis?

Threats are everywhere in today’s world. From cyberattacks to natural disasters, organizations and individuals face a wide range of risks that can disrupt operations, cause financial loss, or harm people’s well-being. In order to effectively protect themselves, it is crucial to have a clear understanding of potential threats and develop strategies to mitigate them. This … Read more

What is TKIP (Temporal Key Integrity Protocol)?

What is TKIP Temporal Key Integrity Protocol

Temporal Key Integrity Protocol (TKIP) is a security protocol for WLAN networks that was developed to provide an alternative for WEP, which is considered insecure, as quickly as possible. Like WEP, TKIP is based on the RC4 algorithm for encrypting data and has been considered insecure since 2009. Wireless networks have revolutionized the way we … Read more

What is WPA (Wi-Fi Protected Access)?

What is WPA (Wi-Fi Protected Access)?

WPA stands for Wi-Fi Protected Access and refers to the successor standard to WEP for encryption and authentication in WLANs that was adopted in 2003. WPA was intended to eliminate the known security gaps and vulnerabilities of WEP and provide security in wireless networks again. Like WEP, WPA is no longer considered sufficiently secure today … Read more

What Is VdS 10000?

What Is VdS 10000?

The guideline VdS 10000 contains specifications and offers concrete assistance for the implementation of an information security management system, especially for small and medium-sized enterprises (SMEs). It also describes concrete measures that can be used to secure the IT infrastructures of these companies in order to achieve an appropriate level of protection. VdS 10000 replaces … Read more

What is Remote Code Execution (RCE)?

What is Remote Code Execution RCE

Remote Code Execution makes it possible to execute unwanted program code on a computer remotely. Often, security gaps in the operating system and in applications or poorly secured input options are the reason for this security problem. Attackers use the Internet to penetrate systems via remote code execution, execute malware or take over the systems … Read more

What Is Access Control?

what is access control

Access control is a crucial aspect of cybersecurity and refers to the practice of regulating who can access specific resources or information in a system or network. It is a security technique that restricts unauthorized access to sensitive data, devices, or resources. Access control is a vital aspect of modern-day cybersecurity. With cyber threats increasing, … Read more

What Is Remote Access?

What Is Remote Access

Remote access is access from a local computer to remote computers, servers, networks, or other IT systems. Access can take place via private data networks or the Internet. Typical applications include working at a remote location or remote maintenance of computers and IT systems. Authenticated and encrypted connections are used to secure remote access. Remote … Read more

What is the Dark Web?

What is the darknet compared to the open Internet

Unlike the open Internet, whose pages can be found via search engines such as Google, the Darknet or Deep Web is hidden from view. Here a network is created from and between all participants, classical servers do not exist. The internet has become a crucial part of our lives. It has revolutionized how we communicate, … Read more

DNS over HTTPS (DoH)

DNS over HTTPS

According to Google’s own September 2019 transparency report, 94 percent of all HTTP connections are encrypted. DNS queries, however, still travel over the Ether in clear text, as if nothing has changed in the last 30 years. The implications for privacy and data security are undeniable. In today’s world, the internet has become an essential … Read more

What Is a Domain Controller?

What Is a Domain Controller?

A domain controller is a central instance of a network domain that manages and controls its objects as well as user rights and roles. It is a server that has been set up as a domain controller by the administrator. Users who want to log in and access objects in a domain contact the controller … Read more

What is Metasploit?

What is Metasploit

Metasploit is an open-source project that provides, among other things, the Metasploit framework. It contains a collection of exploits that can be used to test the security of computer systems. Metasploit can also be misused as a tool for hackers. Metasploit is a powerful and versatile penetration testing framework that has become an essential tool … Read more

What Is Network Encryption?

what-is-network-encryption

Network encryption operates on layer 2 or 3 of the OSI layer model. It ensures the confidentiality and integrity of transmitted data as well as the authenticity of communication partners and is transparent to higher-layer protocols or applications. In today’s digital age, communication over the internet is becoming increasingly prevalent. However, this ease of communication … Read more

What is 802.1X?

What Is 802.1x

The IEEE 802.1X standard operates at layer two of the OSI reference model and allows access control to cable-based or wireless local area networks (LANs and WLANs). It provides a secure authentication procedure and uses protocols and standards such as the Extensible Authentication Protocol (EAP) and RADIUS. In the WLAN environment, access control with this … Read more

What is a VLAN?

What is a VLAN

As computer networks continue to expand in size and complexity, new technologies are being developed to help manage and optimize data communication. One such technology is a VLAN, or Virtual Local Area Network. VLANs allow devices to be grouped together into logical networks, even if they are physically located on different parts of a larger … Read more

What Is Overlay Network?

Overlay networks have become increasingly popular in recent years, as they offer a unique way of connecting computers and devices across multiple networks. An overlay network is a virtual network that is built on top of an existing network, creating a layer of abstraction between the physical network and the applications that use it. This … Read more

What is a DMZ? Understanding Concept of Demilitarized Zone

What is a DMZ

What is a DMZ? The Demilitarized Zone (DMZ) is an independent network that acts as a buffer zone between an external network and the internal network. The buffer network contains, for example, web servers or mail servers whose communication is monitored by firewalls. As businesses and organizations become more dependent on technology and online presence, … Read more

What is LLDP (Link Layer Discovery Protocol)?

What is LLDP (Link Layer Discovery Protocol)

What is LLDP (Link Layer Discovery Protocol)? The Link Layer Discovery Protocol works on layer two of the OSI reference model and is specified in the IEEE 802.1AB standard. Neighboring devices in a network can use the protocol to exchange information. The devices store the information they receive in their Management Information Base. Typical applications … Read more

What Is a Proxy & How Does It Work?

What is a proxy

A proxy is a software instance or a server that acts as an intermediary in a network. It receives requests and forwards them by proxy. Proxies can be used, for example, to obfuscate communication between local end devices and web servers, to speed it up, or to secure it. Have you ever been restricted from … Read more

What is a Network Domain?

What is a network domain

A network domain is an administratively delimited network area that can be used to logically map the organizational structures of a company. Security policies, user rights, and user roles are managed centrally via a domain controller. A user logs on to a domain via the domain controller. Domains have unique names and are structured hierarchically. … Read more

How Does RADIUS Work?

How Does RADIUS Work

How does RADIUS work? RADIUS stands for Remote Authentication Dial-In User Service and describes a service that authenticates and authorizes users in a dial-in network. RADIUS can also be used for the accounting of services. In companies, RADIUS is often used for user logon in WLAN networks. Have you ever wondered how you connect to … Read more