Firewalls & Firewall-Architecture
How does a firewall actually work? What does a good enterprise firewall architecture look like? To what extent does appropriate network segmentation help defend against threats?
Cyber Security Guide
CIS Controls - A Quick Overview of CIS Controls
The CIS Critical Security Controls (CIS Controls) are a prioritized list of protective measures to defend against the most common cyber attacks on IT systems.
What is Information Security?
Information security is intended to ensure the confidentiality, integrity and availability of information. The information can be available on IT systems or in non-digital form.
Information Security Management Systems (ISMS)
An Information Security Management System (ISMS) defines methods to ensure information security in an organisation.
CVSS (Common Vulnerability Scoring System)
The CVSS Score provides a numerical representation (0.0 to 10.0) of the severity of a security vulnerability in IT. We explain how the Common Vulnerability Scoring System works, how CVSS should be...
NTLM Authentication
In this article, we explain what NTLM authentication is, how it works, and how it can be exploited by attackers.
Top 10 Vulnerability Scanners for 2023
Vulnerability scanners are automated tools that organisations can use to monitor their networks, systems and applications for security weaknesses. Vulnerability scanning is a best practice in...
Need to Know Principle
The need-to-know principle describes a security objective for confidential information. Access should only be granted to a user if the information is immediately needed to perform a task.
Endpoint Security
A proxy server works as an intermediary between two IT systems. Proxy servers offer different functionalities, improved security and optimised data protection depending on the application, need or...
What is MITRE ATT&CK?
The MITRE ATT&CK Framework is a continuously updated knowledge base consisting of cyber attacker tactics and techniques across the attack lifecycle.
Proxy Server
A proxy server works as an intermediary between two IT systems. Proxy servers offer different functionalities, improved security and optimised data protection depending on the application, need or...
Cybersecurity concept in 8 steps
A cybersecurity security concept refers to guidelines that are intended to ensure IT security in the company. It is about ensuring the availability, integrity and confidentiality of company data,...
Buffer Overflow
A buffer overflow is a programming error that can be exploited by hackers to gain unauthorized access to IT systems. It is one of the best-known security vulnerabilities in software, yet it is...
Attack Vector and Attack Surface)
An attack vector is a way for attackers to penetrate a network or IT system. Typical attack vectors include ...,
Authentication: Differences to authorisation
Authentication and authorization are two words used in IT-Security. They might sound similar but are completely different from each other. Authentication is used to authenticate someone's identity....
What is data security? Standards & Technologies
Data security is an important topic for all companies and authorities. Learn more about threats, measures and the legal framework here.