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
Spyware! There is no such thing as 100% security. No matter how careful you are, there is always some risk that your computer will be compromised by a virus, Trojan or other type of malware. Many people don’t even know their computers are at risk because many of the “security” features built into today’s operating … 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
What is Cryptography? Cryptography is a science for the development of cryptosystems and, along with cryptanalysis, a subfield of cryptology. With the help of cryptographic procedures such as encryption, data should be protected from unauthorized access and exchanged securely. The term cryptography is composed of the two words of ancient Greek origin “kryptos” and “graphein”. … Read more
What is ISO 27001? ISO 27001 is an international standard for information security in private, public, or non-profit organizations. It describes the requirements for establishing, implementing, operating, and optimizing a documented information security management system. In today’s digitally driven world, the security of sensitive information is of paramount importance. Organizations, whether large or small, handle … Read more
What are Trojan horses? Trojan Horses in the realm of cybersecurity, just as the ancient Greeks used a deceptive wooden horse to infiltrate Troy, modern-day cybercriminals employ similarly deceptive tactics in the digital realm. In this article, we’ll delve into the intricacies of Trojan Horses, from their historical origins to their evolving forms in the … Read more
Adware! Have you ever occurred to see ads pop up on your PC desktop? Or even on your phone screen, at the most inopportune moments? Maybe you have. You might not realize it but this is actually adware. One might think, “Ads are annoying so this can’t be good!” But before your head spins with … Read more
What is Business Continuity? Business continuity describes measures and processes that are intended to maintain IT operations under crisis situations or ensure trouble-free start-up after a failure. Business continuity is intended to minimize risks and damages for companies and organizations. Business continuity, often overlooked, is a secret weapon that can spell the difference between survival … Read more
What is Data protection? Data protection, i.e. the protection of personal data, secures the fundamental right of individuals to informational self-determination. This gives people the freedom to determine how their data is handled. Personal rights and privacy are to be preserved. In digital world, where data flows like a digital river, safeguarding personal and sensitive … Read more
As the digital landscape evolves, so do the tactics of cybercriminals. Viruses, worms, ransomware, and other forms of malware are constantly evolving, posing a significant threat to our personal and professional data. Virus scanners are your digital armor, defending your devices from these threats. So, what are virus scanners? An antivirus program protects computers from … Read more
What is Cyber Resilience? Cyber Resilience is a holistic strategy to strengthen the resilience of an organization’s IT against cyber attacks. Among other things, cyber resilience includes the concepts of cyber security and business continuity management. It is designed to prevent attacks on IT and ensure secure continued operations and rapid resumption of operations. What … Read more
What is DevSecOps? DevSecOps extends the DevOps concept to include aspects of software security. The artificial word is made up of the individual terms development, security, and operations. It is a holistic approach that takes security into account in all phases of the software lifecycle and integrates it into the processes. What is DevSecOps? DevSecOps … Read more
Despite its name, serverless architecture is not really serverless. The name can cause confusion as to what it actually is. After all, applications need to be running somewhere on a server to work. So what exactly is a serverless architecture, how does it work and who is it for? What Exactly Is Serverless Architecture? Serverless … Read more
What is Phishing? Phishing describes the attempt to steal identities and passwords via the Internet by sending fake e-mails or text messages. Internet users are lured by cybercriminals to fake websites of banks, online stores, or other online services by means of deceptively real fake e-mails in order to get hold of their user IDs … Read more
What is a sandbox? A sandbox is an isolated area, sealed off from the system environment, in which software can be executed in a protected manner. Sandboxes can be used, for example, to test software or to protect the underlying system from changes. Step into a world where imagination knows no bounds. Sandboxes, those seemingly … Read more
What is CEO Fraud? CEO Fraud is a fraud method in which the attacker pretends to be a CEO, manager, or boss and asks employees to transfer money to a specific account, for example. If the attacker uses email as a means of communication, CEO Fraud is a form of Business Email Compromise (BEC). However, … Read more
What is Open Source Intelligence (OSINT)? Open Source Intelligence is a term originally coined by intelligence agencies. OSINT uses freely available, open sources such as print media, TV or the Internet to collect information and gain intelligence. In addition to government organizations, private sector companies also use various OSINT techniques and tools. In this century, … Read more