Cyber Hub – Secure The Network
We live in a time when technology is rapidly evolving, and cyber threats are becoming increasingly difficult to detect. Explore the leading topics of network security and learn how you can Secure the Network against the most sophisticated cyber attacks.
FirewallHow Do Attackers Try to Bypass Firewalls?
Attacks attempt to bypass firewalls by exploiting weaknesses in their design or configuration. Everything from an outdated security ...
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VPNWhat Is a VPN Concentrator?
A VPN concentrator is a centralized management system that is able to create, organize, and secure massive volumes ...
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Network SecurityNetwork Security Assessment
A network security assessment evaluates an organization’s network infrastructure to reduce the risk of cyberattacks. By auditing ...
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FirewallNetwork Firewall Pricing
Network firewalls monitor and control traffic passing between trusted and untrusted networks, such as internal business systems and ...
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SASETop Use Cases Where SASE Delivers Maximum Value
Secure Access Service Edge (SASE) is transforming the way enterprises approach network security and connectivity. By combining functionality ...
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SASEWhy SASE Is Critical for Hybrid Workforce Security
With employees accessing sensitive data and critical resources from diverse locations and devices, securing IT infrastructure is more ...
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SASESASE vs. ZTNA: What’s The Difference?
Cloud migration and the rise of hybrid workforces mean perimeter-based security models are becoming increasingly obsolete. Secure Access ...
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VPNWhat is a VPN Blocker?
Virtual private network (VPN) blocking refers to technologies that prevent the use of VPN tunnels. VPNs provide an ...
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VPNWhat is an SSL VPN?
An SSL VPN is a Virtual Private Network (VPN) that provides secure remote access to internal resources using ...
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Network SecurityWhat is Hybrid Mesh Network Security?
A hybrid mesh architecture supports flexible, direct connectivity between a range of security enforcement points – including cloud Points ...
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Firewall5 Types of Firewalls: Which One Do You Need?
A firewall is a security system positioned at the network perimeter to inspect traffic and filter out suspicious ...
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FirewallIPS vs. Firewall: What’s the Difference?
Due to the complexity of networks and the sophistication of cyberattacks, you need multiple network security layers to ...
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Das Netzwerk sichernThe Guide to Network Security Monitoring
Network security monitoring is the process of collecting and acting on the real-time data of a network’s ...
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Das Netzwerk sichernThe Top 5 SASE Solutions of 2025
New trends in enterprise IT often lead to more complex network infrastructure and extended attack surfaces. Whether it’...
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Das Netzwerk sichernThe Top 5 Business VPNs for 2025
Enterprise VPN services provide encryption, protecting the data transferred between your network and the employees accessing it. Unlike ...
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Das Netzwerk sichernNetwork Security Monitoring Tools - Explore the Different Types
Unveiling the inner workings of a network is a core component of network security: it’s also a ...
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Das Netzwerk sichernWhat is Cyber Security Performance Management?
Cybersecurity performance management is the process of assessing cybersecurity programs, determining whether they are fit for purpose, and ...
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Network SecurityNetwork Security Software - Key Features & Capabilities
Network security can place immense demands on the people and processes that keep an organization safe. A lack ...
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SD-WANTop 5 SD-WAN Providers to Consider in 2025
To get the most reliable connectivity possible without compromising security, many companies are turning to Software-Defined Wide Area ...
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SASEWhat Is Bring Your Own License (BYOL)?
Bring your own license (BYOL) is a licensing model that allows customers to apply their existing software licenses ...
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Das Netzwerk sichernLayer 2 Tunnel Protocol (L2TP)
Layer 2 Tunnel Protocol (L2TP) is a protocol that creates a tunnel to securely transfer data between two ...
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Das Netzwerk sichernWhat is QUIC? Understand The Protocol
A protocol defines how data is transferred over the internet between two devices. And since protocols need to ...
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SASEWhat Is Remote Network Access? Understand Remote Access
Remote network access is the ability to securely connect to a private network from a remote location, allowing ...
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Das Netzwerk sichernWhat Is A Fully Qualified Domain Name (FQDN)?
A fully qualified domain name (FQDN) is the entire address of an internet domain. What makes a domain ...
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SASEHow to Determine SASE ROI
Given the shift to the cloud and the rise of remote work, more organizations are turning to SASE ...
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Das Netzwerk sichernMSP vs. MSSP: What’s the Difference?
Managing and securing enterprise IT systems is a significant challenge. You need to design, implement, and protect network ...
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FirewallTop Critical Capabilities for Firewalls
Network firewalls let organizations monitor and secure the traffic. But the wealth of features that different firewall providers ...
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Network SecurityHow to Perform a Network Security Audit in 5 Steps
A network security audit allows teams to assess the real-world security implications of the different tools and processes ...
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FirewallFirewall Compliance - Importance & Best Practices
Firewall compliance is the process of ensuring that a firewall’s configuration, rules, and management align with security ...
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Das Netzwerk sichernNext-Generation Firewall (NGFW) vs. Unified Threat Management (UTM)
Next-generation firewalls (NGFWs) and unified threat management (UTM) systems are two different forms of technologies that incorporate a ...
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FirewallDisable Firewall - The Risks of Turning Off Firewall
A firewall is a security device that restricts incoming and outgoing traffic according to its predefined rules. It ...
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FirewallWhat Does a Firewall Do?
A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on ...
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FirewallFirewall Settings and How to Configure Them
Firewalls are a central component of network security, governing incoming and outgoing traffic according to predefined rules established ...
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Das Netzwerk sichernWhat Is a Reverse Proxy?
A reverse proxy acts as a go-between piece of network architecture that sits between user devices and the ...
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Network SecurityWhat Is Enterprise Network Security?
Network security consists of the processes that secure an organization’s communication channels. Since enterprises rely on a ...
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FirewallVPN vs. Firewall: 4 Key Differences
Since VPNs and firewalls are often used in tandem, it can be difficult to establish their technical differences. ...
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FirewallWhat Is a Host-Based Firewall?
A host-based firewall is a software application that runs on an individual device to monitor and control its ...
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IoT-SicherheitEnterprise IoT Security
Internet of Things (IoT) has become an increasingly vital component within modern enterprises: whether it’s a few ...
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Firewall6 Main Firewall Threats & Vulnerabilities, and How to Mitigate Them
Firewalls sit between a company’s internal devices and the public internet, monitoring all connections that flow in ...
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VPNWhat Is a VPN Tunnel? Types of VPN Tunneling
A VPN tunnel is a private, encrypted pathway between a user’s device and a secure VPN server. ...
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FirewallFirewall Protection: How Does a Firewall Protect the Network?
Firewall protection allows organizations to establish secure barriers between internal networks and untrusted external sources. Any data packets ...
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Das Netzwerk sichernPoint-to-Point Tunneling Protocol (PPTP)
The point-to-point tunneling protocol is an outdated method of establishing a VPN connection and constructing an encrypted tunnel. ...
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FirewallFirewall Analyzer - Log Analysis Tool
A firewall analyzer is an analytical engine that bolts onto a core firewall and manages either macro firewall ...
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Network SecurityNetwork Security Policy - How to manage your Network
A network security policy is a set of rules and regulations that govern network access, usage, and security. ...
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VPNWhat is a VPN Router?
A VPN router is a router that has been configured to connect directly to a Virtual Private Network (...
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FirewallTroubleshooting Firewall Security Issues
Despite the firewall’s ongoing ability to control traffic in and out of a network perimeter, the ability ...
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Network SecurityProxy vs. VPN: 4 Key Differences
While enterprises have traditionally kept data off the public internet via isolated, local networks, hybrid and remote workstyles ...
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Null VertrauenWhat is Zero Trust in Endpoint Security?
In hybrid organizations, endpoints such as mobile devices, laptops, and IoTs make up the largest part of the ...
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Das Netzwerk sichernHow to Fix Packet Loss in 3 Steps
Whether you’re dealing with dropped calls, interrupted video streams, or delayed data transfers, addressing packet loss is ...
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Das Netzwerk sichernWhat Is Packet Loss and How To Prevent It?
Packet loss refers to the situation where data packets, the small units of data that travel over the ...
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NetzwerksegmentierungVLAN - Segmentation and Security
A virtual local area network (VLAN) is an isolated network, just without the need for network devices to ...
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Network SecurityWhat Is Network Design? How To Design a Network
Network design is a critical component of building resilient and scalable networks. From initial scoping to implementation, the ...
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Network SecurityWas ist Digital Experience Monitoring (DEM)?
Digital Experience Monitoring (DEM) is an approach to measuring and optimizing the performance of digital services for end ...
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SD-WANWhat is Zero Touch Provisioning (ZTP)?
Zero touch provisioning (ZTP) is a technology that automates the setup and configuration of new devices, eliminating the ...
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Das Netzwerk sichernWhat is Network Orchestration?
Network orchestration is a set of actions that allows enterprise network administrators to centrally control and manage the ...
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VPNHybrid VPN - What is it and how to use it?
A hybrid virtual private network (VPN) addresses the need for enhanced privacy and security of data in both ...
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Das Netzwerk sichernNetzwerk Security Policy Management (NSPM)
Network Security Policy Management (NSPM) is a process for defining and enforcing rules and procedures which protect the ...
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Das Netzwerk sichernWhat is a Network Vulnerability Scanner?
Network vulnerability scanners compare the never-ending lists of published critical vulnerabilities against the real-time activity of an enterprise’...
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FirewallWhat Is a DMZ Firewall?
A demilitarized zone (DMZ) firewall separates an organization’s DMZ or screened subnet from the rest of the ...
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Das Netzwerk sichernWhat is Layer 7?
Layer 7 refers to the Application Layer in the OSI networking model. It is the top layer of this ...
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FirewallHow to Perform a Firewall Security Audit
A firewall security audit assesses an organization’s firewalls to ensure that they are meeting the security needs ...
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Null VertrauenHow to Evaluate Zero Trust Platforms
The zero trust security model strengthens enterprise cybersecurity by eliminating implicit trust. All requests for secure access to ...
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FirewallSecure Web Gateway vs. Firewall
Secure web gateways (SWGs) and firewalls are both security solutions designed to protect organizations against malicious content entering ...
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VPNWhat is an Enterprise VPN?
An enterprise virtual private network (VPN) is a security tool designed specifically for organizations to enable geographically distributed ...
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VPN5 Biggest VPN Security Risks
A Virtual Private Network (VPN) is an important tool for enhancing online privacy and security for both individuals ...
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Das Netzwerk sichernWhat is a UDP Flood Attack?
User Datagram Protocol (UDP) flood attacks rely on the exploitation of flaws in the protocol to execute a ...
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Das Netzwerk sichern12 Network Operations Center (NOC) Best Practices
A network operations center (NOC) is the team responsible for monitoring and managing an organization’s network infrastructure. ...
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Das Netzwerk sichernNext-Generation Firewall vs. Traditional Firewall
Firewalls are a critical component of a corporate cybersecurity architecture, acting as the barrier between a protected internal ...
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FirewallWhat Is a Managed Firewall?
A managed firewall is a network firewall that is operated by a third-party organization. It provides many of ...
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Das Netzwerk sichernWhat Is a Stateful Packet Inspection Firewall?
A stateful packet inspection (SPI) firewall internally tracks the state of current network connections. This enables it to ...
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Das Netzwerk sichernWhat Are Firewall Rules?
The primary role of a firewall is to determine what types of traffic are permitted to enter and ...
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Null VertrauenWhat is a Zero Trust Policy?
A zero trust policy is a set of rules that defines how an organization implements the zero trust ...
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Das Netzwerk sichernEnhancing Cloud Security with NGFW
Next-generation firewalls (NGFWs) offer advanced threat detection and prevention capabilities for corporate networks. As companies increasingly move applications ...
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Das Netzwerk sichernWas ist HTTP/3?
HTTP/3 is the latest generation of the Hypertext Transport Protocol (HTTP). It is designed to provide a fast, ...
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Das Netzwerk sichernKey Capabilities of SSE: How Can They Help?
Security Service Edge (SSE) integrates several security functions into a single, cloud-native offering. This integration improves security efficiency ...
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SASESASE vs. SSE: Was soll man wählen?
SASE and SSE are closely related solutions since SSE offers a subset of SASE’s integrated features. Below ...
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Das Netzwerk sichernNext-Generation Firewall (NGFW) Features
A next-generation firewall (NGFW) is a sophisticated network security device that offers a significant advancement over traditional firewalls. ...
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Das Netzwerk sichernWhat Is a DNS Flood Attack?
DNS flood attacks are Distributed Denial of Service (DDoS) attacks targeting DNS servers. These attacks deny access to ...
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Das Netzwerk sichernWas ist ein DNS-Amplification-Angriff?
A DNS amplification attack is a form of Distributed Denial of Service (DDoS) attack that abuses publicly accessible ...
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FirewallKI-gestützte Firewall
An AI-powered firewall integrates the capabilities of artificial intelligence (AI) with a next-generation firewall (NGFW). It leverages modern ...
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Network SecurityWhat is TLS Inspection
Secure Sockets Layer/Transport Layer Security (SSL/TLS) is the network protocol that encrypts and authenticates most network ...
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Das Netzwerk sichernWhat is an IP Address
An IP address, short for Internet Protocol address, is a numerical label designated to each device interconnected within ...
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Das Netzwerk sichernOSI Model vs TCP/IP Model
Network infrastructure interconnects computers and enables applications to talk to one another. However, the process of converting the ...
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Network Security6 Types of Network Security Protocols
Network protocols are used to carry different types of data over the network. For example, HTTP is used ...
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SASEBest Practices for Successful SASE Deployment
Secure Access Service Edge (SASE) is a network security solution that has garnered widespread interest and adoption in ...
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Network SecurityBiggest Network Security Threats
Companies face a diverse and evolving cyber threat landscape. In the last few years, many new cyber threats ...
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Das Netzwerk sichernWas ist ein Netzwerk Operations Center (NOC)?
A Network Operations Center (NOC) is the team within an organization tasked with ensuring that the corporate IT ...
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Das Netzwerk sichernMirai Botnet Malware
The Mirai botnet is a famous Internet of Things (IoT) botnet and one of the largest botnets of ...
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Das Netzwerk sichernWas ist ein Business-VPN?
A virtual private network (VPN) is a network security tool designed to provide a secure connection over a ...
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Das Netzwerk sichernWas ist Latenz und wie kann man sie reduzieren?
Network latency is a measure of the time that it takes for a packet to move from the ...
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SASEWhat is Hybrid SASE?
Companies’ interest in Secure Access Service Edge (SASE) solutions has grown dramatically in recent years. This interest is ...
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IoT-SicherheitGrößte IoT-Sicherheitsherausforderungen
Internet of Things (IoT) adoption has expanded dramatically in recent years. “Smart” devices have numerous potential applications and ...
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Das Netzwerk sichernIT vs OT in Cybersecurity
In the past, IT and OT environments were kept separate, a practice that helped to protect vulnerable OT ...
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Null VertrauenWas ist Zugriffskontrolle?
Access control is the practice of only allowing legitimate users to access an organization’s resources. The access ...
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Das Netzwerk sichernWhat is Network Security Management?
Network security management centralizes the management of an organization’s network security assets. By bringing all of these ...
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Das Netzwerk sichernVPN-Sicherheit – Wie sicher ist ein VPN?
As remote and hybrid work arrangements have become more common in recent years, companies need to offer secure ...
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Null VertrauenWhat is a Zero Trust Network?
Zero trust is a security model designed to eliminate implicit trust within an organization’s cybersecurity strategy. In ...
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FirewallWas ist eine Hybrid Mesh Firewall?
Unternehmensnetzwerke werden zunehmend verteilt und umfassen Unternehmensrechenzentren, Cloud-Infrastrukturen sowie Remote- und Hybrid-Mitarbeiter. Mit …
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IoT-SicherheitIoT-Botnetz
Ein IoT-Botnet ist ein Netzwerk aus kompromittierten oder infizierten Internet-der-Dinge-Geräten, die remote …
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VPNWie funktioniert ein VPN?
Virtual Private Networks (VPNs) provide secure and private connections when using public networks. They encrypt internet traffic and ...
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Null VertrauenZero Trust vs Least Privilege
Cybersecurity has become a growing concern for many organizations as cyberattacks grow more common and sophisticated. At the ...
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Das Netzwerk sichernWas ist das Address Resolution Protocol (ARP)?
A computer can be identified by one of two types of addresses. An Internet Protocol (IP) address is ...
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What is Traceroute?What is Traceroute?
Traceroute is a network protocol designed to determine the path that a network packet takes while traveling from ...
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Digital Rights Management (DRM)Digital Rights Management (DRM)
Digital Rights Management (DRM) is a technology designed to help protect an organization’s copyright and secure its ...
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FirewallRouter vs. Firewall
Firewalls and routers are both critical components of an organization’s IT infrastructure. Without both capabilities, an organization ...
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Das Netzwerk sichernWhat is the Border Gateway Protocol (BGP)?
The Internet is not one, homogeneous network. It is made up of various independent networks that are linked ...
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FirewallFirewall vs. Proxy
Firewalls and proxies are both security solutions designed to prevent potential threats to an organization and its users. ...
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Das Netzwerk sichernWas ist das File Transfer Protocol (FTP)?
The File Transfer Protocol (FTP) is a network protocol designed to efficiently transfer files from one computer to ...
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SASEWhat Is a Cloud Security Gateway?
Cloud Security Gateway is cloud-based solutions designed to provide comprehensive protection for corporate web traffic, whether inbound or ...
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Das Netzwerk sichernWas ist das User Datagram Protocol (UDP)?
The User Datagram Protocol (UDP) is one of the two main protocols that operate at the Transport layers ...
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Das Netzwerk sichernWhat is TCP/IP?
When two computers communicate over a network, they need a means of routing traffic from the source computer ...
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Das Netzwerk sichernWas ist Netzwerküberwachung?
Network monitoring is the practice of collecting information about the current state and health of the network. By ...
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Das Netzwerk sichernWhat Is a Multitenant Cloud?
A multitenant cloud is one where multiple different customers of a cloud service provider share the same physical ...
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Das Netzwerk sichernStateful vs. Stateless Firewall
The purpose of a firewall is to manage the types of traffic that can enter and leave a ...
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FirewallWhat is a Stateless Firewall?
A stateless firewall is one that doesn’t store information about the current state of a network connection. ...
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Das Netzwerk sichernWhat is a Hyperscale Data Center?
A hyperscale data center horizontally integrates servers to improve resiliency and scalability. By tightly integrating compute, storage, and ...
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Das Netzwerk sichernWas ist Netzwerk Traffic Analysis (NTA)?
Most cyberattacks occur over the network, making it an ideal source of information about threats to an organization ...
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Das Netzwerk sichernSecurity Service Edge (SSE) vs Secure Web Gateway (SWG)
Corporate networks are rapidly growing more complex and distributed. Widespread adoption of cloud computing and remote work has ...
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Das Netzwerk sichernWhat is a Forward Proxy?
A forward proxy sits between user devices and the public Internet. All web browsing traffic is routed through ...
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Das Netzwerk sichernWhat is a Cybersecurity Platform?
A cyber security platform is a centralized solution for managing and securing an organization’s data, users and ...
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SASEWhat is Secure Service Access (SSA)
Secure Service Access (SSA) is designed to secure the modern distributed enterprise. As companies increasingly adopt remote work ...
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SD-WANUnderstanding the SD-WAN Architecture
SD-WAN, which stands for software-defined wide-area networking, provides an organization with the ability to create a secure corporate ...
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SD-WANSD-WAN Bereitstellungsmodelle
Software-defined wide area networking (SD-WAN) creates a virtual network on top of physical infrastructure, making it easier to ...
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SD-WANSD-WAN as a Service
SD-WAN, or Software-defined wide-area networking, implements a corporate Wide Area Network (WAN) by creating a logical overlay on ...
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IoT-SicherheitIoT Device Security and Management
As Internet of Things (IoT) device adoption grows rapidly across all industry verticals, IoT device security solutions help ...
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IoT-SicherheitIoT-Sicherheitsarchitektur
Internet of Things (IoT) devices implement important functionality and have access to sensitive data, making security essential. An ...
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FirewallHow to Choose a Firewall for Your Business
A firewall provides a foundation for a network security architecture. Firewalls are designed to define network perimeter and ...
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FirewallFirewall vs. Antivirus
Firewalls and antivirus solutions are both vital components of a corporate cybersecurity strategy, yet they are distinct solutions ...
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FirewallWhat is an Enterprise Firewall
Firewalls are a crucial component of any organization’s network security architecture. A firewall defines the boundary between ...
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Das Netzwerk sichernWhat is AIOps?
The term AIOps was coined by Gartner in 2017, and stands for “artificial intelligence for IT operations”. AIOps uses ...
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IoT-SicherheitWhat is an IoT Firewall?
As Internet of Things (IoT) devices become more common in corporate devices, managing device access is essential for ...
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Das Netzwerk sichernWas ist Privileged Access Management (PAM)?
Privileged access management (PAM) is a security practice designed to limit the risk posed by privileged accounts on ...
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Das Netzwerk sichernWhat is Zero Trust Application Access (ZTAA)?
Zero-trust application access (ZTAA) applies a zero trust security model to manage access to an organization’s applications. ...
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Das Netzwerk sichernWhat Is Network Access Control (NAC)?
Network access control (NAC) solutions enable an organization to restrict unauthorized or non-compliant devices and users from accessing ...
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Das Netzwerk sichernWas ist mehrstufige Authentifizierung (MFA)?
Multi-factor authentication (MFA) uses multiple means of authenticating a user’s identity before providing access to a system ...
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Das Netzwerk sichernWhat is Information Security Management?
Information security management is the process of protecting an organization’s data and assets against potential threats. One ...
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FirewallWhat is a Perimeter Firewall?
A perimeter firewall defines the boundary between a private network and the public Internet. All traffic entering and ...
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ICS-SicherheitBest Practices für die ICS-Sicherheit
Industrial Control Systems (ICS) are software, hardware, and networking components that are used for manufacturing. These systems are ...
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FirewallHochverfügbarkeits-Firewall (HA).
High Availability (HA) firewall clusters are designed to minimize downtime for critical systems through the use of redundant ...
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SD-WANWas ist SD-WAN-Sicherheit?
The growing adoption of cloud computing and remote work has caused the traditional network perimeter to dissolve. As ...
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Das Netzwerk sichernNetzwerksegmentierung vs. Mikrosegmentierung
In the past, companies commonly used a perimeter-focused security strategy where all security solutions were deployed at the ...
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Das Netzwerk sichernWhat is Secure Internet Access?
Company employees need access to the Internet to do their jobs. However, as remote and hybrid work policies ...
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Das Netzwerk sichernWhat is a Port Scan?
A port scan is a network reconnaissance technique designed to identify which ports are open on a computer. ...
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Das Netzwerk sichernWhat is Network Address Translation (NAT)?
Network address translation (NAT), a feature found in many firewalls, translates between external and internal IP addresses. With ...
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Das Netzwerk sichernNetwork as a Service (NaaS)
Networking as a service (NaaS) is becoming more prevalent in today’s cyber landscape, as it becomes more ...
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Das Netzwerk sichernGeringste Zugriffsrechte
Least privilege access is crucial to a zero trust security strategy, which states that users, applications, and devices ...
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Das Netzwerk sichernWas ist das Prinzip der geringsten Privilegien (POLP)?
The Principle of Least Privilege (POLP) is an information security best practice and a fundamental tenet of a ...
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Intrusion Detection System (IDS)Cloud IDS (Intrusion Detection Service)
An intrusion detection system (IDS) provides threat detection and alerting to support incident response activities. Cloud IDS is ...
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Das Netzwerk sichernCloud IPS (Intrusion Prevention Service)
An intrusion prevention system (IPS) detects and blocks potential threats targeting an organization’s systems and applications. Cloud ...
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FirewallFirewall Configuration- How to Configure a Firewall?
The security of your users and your network, in large part, relies on how your firewall is configured. ...
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SASESecurity Service Edge (SSE) - Components and Capabilities
Security Service Edge (SSE) is a cloud-based security framework that protects users, devices, and data across environments. SSE ...
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Network SecurityNetzwerksicherheit vs. Anwendungssicherheit
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