Security

What is SHA (Secure Hash Algorithm)? The Secure Hash Algorithm exists in various versions and provides hash functions for determining unmistakable check values of digital data. A check value can be used to ensure the integrity of the data. SHA is used for signature procedures, for example. An important property of a hash procedure is … Read more

What is indicator of compromise (IOC)? Indicator of Compromise (IoC) is characteristics and data that indicate that a computer system or network has been compromised. For example, they are unusual network activities, special files, entries in log files, or started processes. The indicators of compromise can be put into a structured form and evaluated automatically. … Read more

What is CCMP? The Counter Mode with Cipher Block Chaining Message Authentication Code Protocol, or CCMP for short, is a security standard for WLANs that is used in the WPA2 (Wi-Fi Protected Access 2) encryption standard. WLANs secured with CCMP are currently considered very secure despite theoretical attack possibilities. What is CCMP? CCMP, which stands … Read more

What is A Hardware Security Module (HSM)? A hardware security module is a standalone hardware component that secures cryptographic processes. Depending on the type, the hardware security module can generate or manage keys for cryptographic procedures, protect signatures and identities, or secure the transmission of data. What is a Hardware Security Module (HSM)? A Hardware … Read more

What is a digital certificate? A digital certificate is an electronic proof of authenticity issued by a certification authority. Certificates are used on the Internet to encrypt data traffic. In an era where our digital lives are increasingly interconnected, the importance of online security cannot be overstated. Whether browsing your favorite websites, sending sensitive emails, … Read more

What is a web application firewall? A web application firewall (WAF) provides protection for web applications by analyzing traffic between clients and web servers at the application level. It can monitor, filter, and block HTTP traffic and is installed directly on the server or as a standalone firewall. Are you concerned about the security of … Read more

What is Threat Hunting In Cyber Security? Threat Hunting is a proactive method to improve cyber security. It searches preventively for potential threats in networks and IT environments. In contrast to classic approaches, it does not wait until there are concrete signs of an attack. The process of threat hunting is characterized by manual activities … Read more

What is hard disk encryption? Hard disk encryption encrypts all data on a hard disk or partition, including the operating system data. To gain access to the data or to boot the computer, authentication via software or hardware identifier is required. In digital age, the security of our data has become more crucial than ever. … Read more

What is a Cloud Access Security Broker (CASB)? The Cloud Access Security Broker (CASB) is a service or application that secures cloud applications. The CASB is located between the user and the cloud and is able to monitor, log and control the communication. What is a Cloud Access Security Broker (CASB)? A Cloud Access Security … Read more

What is MD5 Authentication? Message-Digest Algorithm 5 (MD5) is a hash function that generates a hash value that is always the same from a given string or message. MD5 can be used for various applications such as checking download files or storing passwords. Hey there! Let’s talk cybersecurity, specifically MD5 authentication. It used to be … Read more

What is Perfect Forward Secrecy? Perfect Forward Secrecy (PFS) is a method for key exchange of cryptographic processes that prevent subsequent decryption by disclosure of the master key. Session keys are not exchanged and cannot be reconstructed. What is Perfect Forward Secrecy (PFS)? Perfect Forward Secrecy (PFS) is a critical security feature in the realm … Read more

What is Identity and Access Management (IAM)? Identity and Access Management (IAM) provides central administration of identities and access rights to different systems and applications in companies. Authentication and authorization of users are central functions of IAM. In digital space, where data is the lifeblood of organizations and security breaches can have devastating consequences, Identity … Read more

What is a brute force attack? A brute force attack is a method that attempts to figure out passwords or keys through automated, random trial and error. Long keys and complex passwords offer protection against the brute force method. One of the threats that constantly looms over our interconnected world is the brute force attack. … Read more

What is a Passphrase? A passphrase consists of a larger number of characters compared to a password. Due to longer and harder to guess character strings, greater security can be achieved by using passphrases. A passphrase can be used for encryption, signatures or for access protection of IT systems. From social media and e-commerce to … Read more

What is a Hash? Hash values and hash functions play an important role in encryption, but not only in cryptography. Programmers encounter the hash already in basic data types. However, there are also related concepts that are easily confused. Cybersecurity has become an indispensable aspect of our daily lives in today’s interconnected digital world. The … Read more

In the IT environment, OPSEC (Operations Security) is the sum of processes and strategies for protecting critical data. OPSEC is based on five iterative sub-processes that must be run through one after the other. The term OPSEC originally comes from the military sector. What is OPSEC (Operational Security)? Operational Security (OPSEC) is a risk management … Read more

What is a Zero Trust Model? The zero trust model is a security concept based on the principle of not trusting any device, user or service inside or outside one’s network. It requires extensive measures to authenticate all users and services and to audit network traffic. Zero Trust is a cybersecurity framework and model that … Read more

What is Bitlocker? As I dive into the world of data protection, one tool that has caught my attention is BitLocker. This powerful encryption feature, developed by Microsoft, adds an impenetrable shield to your sensitive information. With its seamless integration and user-friendly interface, BitLocker provides peace of mind for both personal and professional use. In … Read more

What is a Malware? In a world where every click and keystroke counts, the term “malware” has become a digital specter that haunts both individuals and organizations. Whether you’re a casual internet surfer or a seasoned cybersecurity enthusiast, understanding what malware is and how it operates is your first line of defense in the battle … Read more