What is RC4?RC4 stands for Rivest Cipher 4. Ron Rivest invented RC4 in 1987, and it is a stream cipher. Because RC4 is a stream cipher, it encrypts data bytes by bits. Because of its speed and simplicity, RC4 is the most extensively used stream cipher of all the stream ciphers.While RC4 is known for its ease of use and speed in software, it has been found to have several weaknesses, making it insecure. When the beginning of the output keystream isn't destroyed, or when non-random or linked keys are utilized, it's highly vulnerable. The usage of RC4, in particular, ... Read More

What is Cryptography?Cryptography is the study of secure communication mechanism so that only the sender and intended recipient of a message can read its contents. Microdots and merging are examples of cryptography techniques used to conceal information in photos.Modern cryptography brings together the subjects of mathematics, computer science, electrical engineering, communication science, and physics. Cryptography plays an important role in e-commerce, chip-based payment cards, digital currencies, computer passwords, and military communications.The evolution of cryptographic technology in the Information Age has resulted in a slew of legal issues. Because of its potential for espionage and sedition, several countries have categorized cryptography ... Read More

Root Cause Analysis (RCA) is a problem-solving strategy for determining the antecedent and underlying causes of recognized situations. While the phrase "root cause analysis" suggests that problems have a single source, this is not necessarily the case. Problems might have a single source or several causes that come from flaws in goods, people, processes, or other variables.Making effective cybersecurity decisions without enough knowledge is a formula for disaster, and cyber security situations are rarely straightforward. Every situation is unique, and the subtleties must be fully comprehended in order to guide reaction and recovery activities.Enterprises must comprehend not only particular vulnerabilities ... Read More

What is Spoofing?Spoofing is a type of online assault in which cyber attackers alter the address or source of a packet to make it appear as if it came from a trustworthy source. Enterprises set up routers, firewalls, and gateways to identify fake or spoofed packets. These devices are responsible for inspecting each incoming packet and verifying its origins. Anti-spoofing is a method of detecting packets with incorrect addresses.Spoofing usually consists of two parts: the spoof itself such as a forged email or website, and the social engineering component, which encourages the victims to act. A successful spoofing assault can ... Read More

Residual Risk is the risk that remains after all the attempts have been done to detect and eliminate some or all categories of risk. It is important to assess residual risk to meet compliance and regulatory requirements. Residual risk must be evaluated in order to prioritize security measures and processes over time.How is Residual Risk Calculated?Before developing a risk management strategy, you must first quantify all of the residual hazards unique to your digital ecosystem. This will assist you in defining the particular requirements for your management plan as well as allow you to assess the effectiveness of your mitigation ... Read More

Computer Incident Response Team (CIRT) is a team that deals with computer security breaches. CIRT professionals, which comprise team members from certain departments and specialties, must manage such occurrences quickly despite the fact that most firms have procedures in place to prevent security concerns.A CIRT is an organized entity with a defined mission, structure, and duties and responsibilities, according to this definition. Any ad hoc or informal incident response action that lacks a defined constituency or stated roles and duties are excluded from this assumption.The "FIRST CIRT Framework" was issued by the Forum of Incident Response and Security Teams, an ... Read More

What is Citadel Malware?Citadel is a malware distribution and botnet management toolkit that makes it simple to create a ransomware and infect computers one by one using pay-per-install apps. Citadel was created to steal personal information from its victims, including banking and financial information.Based on the Zeus source code, the Citadel Trojan creates a botnet that comprises of a large number of infected machines. On an exploited computer, the attacker can run harmful malware such as ransomware and scareware.Citadel virus infects machines using a variety of methods. This danger is spread by cybercriminals using sophisticated tactics such as banking malware, ... Read More

What is Hacktivism?Hacktivism can be said to be an act of breaking into a computer system for political or social reasons. It's a union of two words, i.e., "hack" and "activism." A hacktivist is someone who engages in hacktivism. The hacktivist who does activities like defacing a company's website or leaking personal information is seeking to send a message and create awareness for a cause they believe in.Hacktivism is when political or social activists use computer technology to make a statement in favor of one of their causes.Hacktivism often targets government or corporate targets, although it may also target any ... Read More

The practice of examining the cyber actions and capabilities of unknown intelligence groups or criminals is known as cyber threat analysis. A cybersecurity threat, often known as a "cyber threat, " is a harmful act that attempts to disrupt digital life. This crime might involve the interruption of a communication channel, data damage, or data theft.Hackers prey on corporations, governments, organizations, and even individuals that have access to sensitive information. Cyber-attacks such as Denial of Service (DoS), computer viruses, malware, phishing emails, and other types of cyber-attacks are all possible risks. The attacks are aimed at everyone with an online ... Read More

An Exploit Kit (EK) is a means for widely disseminating a malware. EKs are intended to operate in the background while a possible victim is surfing the Internet. The end-user does not need to do anything further in order to utilize an EK. EKs are a clever technique of distribution. An exploit is a series of commands or a piece of code that exploits a vulnerability in a program to cause it to act in an unexpected way.Repository of Various ExploitsAn Exploit Kit is nothing more than a software that collects and manages various exploits. They serve as a form ... Read More