Cyber Threats

What is crypto ransomware? Crypto ransomware is a type of malicious software (malware) that encrypts files on a victim’s computer or network, rendering them inaccessible. The attacker then demands a ransom, usually in cryptocurrency, from the victim in exchange for the decryption key needed to regain access to the encrypted files. The use of cryptocurrency…

Can MAC addresses be spoofed? Yes, MAC addresses can be spoofed. A MAC (Media Access Control) address is a unique identifier assigned to network interfaces for communications on the physical network segment. It’s used as a network address for most IEEE 802 network technologies, including Ethernet and Wi-Fi. Despite being intended as a permanent and…

What is Vishing? Vishing is a form of social engineering attack where the attacker uses the telephone system to trick individuals into divulging sensitive information, such as personal identification numbers (PINs), passwords, or other confidential data. The term “vishing” is a combination of “voice” and “phishing.” Unlike traditional phishing attacks, which typically use email or…

What is a password attack? A password attack is a cyber attack method where an attacker attempts to gain unauthorized access to a system by cracking or guessing the password of a user account. This type of attack exploits the weakest link in any security system-often, the users themselves and their password habits. There are…

What is a brute force attack? A brute force attack is a trial-and-error method used by attackers to gain unauthorized access to a system or data. This technique involves systematically checking all possible keys or passwords until the correct one is found. Essentially, the attacker tries every possible combination of characters until they successfully crack…

What is NotPetya? NotPetya is a notorious strain of malware that first emerged in June 2017, causing widespread damage and disruption across the globe. It was initially believed to be a variant of the Petya ransomware, which encrypts a computer system’s files and demands a ransom for their release. However, further analysis revealed significant differences,…

What is REvil ransomware? REvil, also known as Sodinokibi, is a ransomware strain that has been one of the most prolific and dangerous cyber threats since its emergence in April 2019. It operates on a ransomware-as-a-service (RaaS) model, where the developers create the ransomware and affiliates distribute it. In return, the profits from ransom payments…

Why Vishing Attacks Matter in a Zero Trust Security Model The importance of network security is growing rapidly for everyone. As this arm of cybersecurity evolves so do the threats. Some bad actors have left traditional phishing tactics in the past and graduated to vishing, which involves attackers using voice communication to manipulate individuals into…

What is a dictionary attack? A dictionary attack is a type of cyber attack in which an attacker tries to gain unauthorized access to a user’s account by systematically entering every word in a dictionary as the password. This method exploits the tendency of people to choose common words, phrases, or simple variations of them…

What’s the best way to prevent malware? Preventing malware infections is crucial for protecting your computer and personal information. Here are some effective steps you can take to minimize the risk of malware: Keep your software up to date: Regularly update your operating system, web browser, antivirus software, and other applications. Software updates often include…

What is a Man-in-the-Middle Attack? A man-in-the-middle (MITM) attack is a type of cyberattack where an attacker secretly intercepts and potentially alters the communication between two parties who believe they are directly communicating with each other. The attacker positions themselves between the sender and receiver, capturing and possibly modifying the data as it is transmitted.…

What is a Distributed Denial of Service (DDoS) attack? A Distributed Denial of Service (DDoS) attack is a malicious attempt to disrupt the normal traffic of a targeted server, service, or network by overwhelming the target or its surrounding infrastructure with a flood of Internet traffic. DDoS attacks achieve effectiveness by utilizing multiple compromised computer…