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Anti Virus Articles
Found 419 articles
Types of Viruses
A computer virus is a type of malicious code that enters the system along with files or programs and carries out malfunctions in the system. The virus-affected program becomes a replica of the existing program. They enter the system through files and when the file runs, the virus also runs in the background. Viruses infiltrate systems through various methods including email attachments, clicking malicious advertisements, and downloading software from unauthorized websites. Their main objective is to spread across different hosts while stealing personal data and system credentials. Types of Computer Viruses A virus is a specific type ...
Read MoreWhat is Stuxnet Attack?
Stuxnet is a sophisticated computer worm discovered in 2010, widely regarded as one of the most advanced cyber weapons ever created. It was specifically designed to target Iran's nuclear program by sabotaging the centrifuges used in uranium enrichment at the Natanz nuclear facility. Stuxnet spread through infected USB drives and removable media, utilizing multiple zero-day vulnerabilities in Microsoft Windows to evade detection and maintain control over infected systems. Its discovery marked a turning point in cybersecurity, demonstrating how cyber weapons could cause physical damage to critical infrastructure. Stuxnet Attack Chain ...
Read MoreDifference between Antivirus and Antimalware
When it comes to computer security, two terms that are frequently used and often confused are antivirus and antimalware. While both are designed to protect computers from malicious software, they have distinct differences in scope, detection methods, and functionality. Antivirus Software Antivirus software is specifically designed to detect, prevent, and remove viruses — a particular type of malware that can replicate itself and spread to other computers. Antivirus programs use a database of known virus signatures to identify and eliminate threats from a computer system. These signatures are digital fingerprints of known viruses that have been analyzed ...
Read MoreAll about I love you Virus
The I Love You virus, also known as the "ILOVEYOU" worm, was one of the most destructive computer viruses in history. Released in May 2000, this virus spread rapidly through email systems worldwide, causing billions of dollars in damage and infecting millions of computers within just a few days. This virus demonstrated the vulnerability of email systems and highlighted the importance of cybersecurity awareness. It was created by Onel de Guzman, a 24-year-old computer science student from the Philippines, and became a landmark case in cybersecurity history. How the I Love You Virus Works The virus spreads ...
Read MoreWhat are the Network protocol requirements in the communication process?
Network communication resembles a conversation between two people. For effective communication in real life, both parties must share a common language. They typically begin with greetings like "Hi" and "How are you" followed by a handshake to establish connection. Similarly, in computer communication, two systems require specific elements to communicate effectively. Network protocols are standardized sets of rules that enable error-free communication between computers across networks. Network Communication Process Computer A Sender Computer B Receiver ...
Read MoreWhat are the differences between Antivirus and Antispyware?
Let us understand the concepts of antivirus software and antispyware, two essential security tools that protect computer systems from different types of malicious threats. Antivirus Software Antivirus software is a program designed to protect computers from various forms of malware including viruses, computer worms, spyware, botnets, rootkits, and keyloggers. These programs primarily scan, detect, and remove malicious code from your computer system. How Antivirus Software Works File System Files & Folders Antivirus Scanner ...
Read MoreWhat are the differences between Endpoint Security and Antivirus Software?
Let us understand the concepts of antivirus software and endpoint security, two critical cybersecurity technologies that protect against different types and scales of digital threats. Antivirus Software Antivirus software is a program designed to protect individual computers from malware such as viruses, computer worms, spyware, botnets, rootkits, and keyloggers. It primarily performs functions to scan, detect, and remove malicious software from your device. Examples include Windows Defender, AVG, AVAST, McAfee, and Kaspersky. Features of Effective Antivirus Software Default-Deny Protection − Blocks unknown or suspicious files by default Auto Sandbox Technology − Isolates suspicious programs ...
Read MoreWhat are the differences between Security Group and Network ACL in AWS?
In Amazon Web Services (AWS), both Security Groups and Network ACLs provide security for your cloud resources, but they operate at different levels and have distinct characteristics. Understanding their differences is crucial for implementing effective network security in AWS. Security Group in AWS A Security Group acts as a virtual firewall that controls traffic for one or more EC2 instances. When you launch an instance, you can specify one or more security groups to control access at the instance level. Security Group Rules Each security group rule consists of five components: Type − The ...
Read MoreWhat are the differences between Malware and Ransomware?
Malware and ransomware are both cybersecurity threats that can compromise computer systems and data. Understanding their differences is crucial for implementing effective security measures and protecting digital assets. Malware Malware, short for malicious software, is an umbrella term that refers to any program designed to infiltrate, damage, or gain unauthorized access to a computer system. It encompasses various types of harmful software that can infect computers and devices through multiple attack vectors. Common types of malware include viruses that replicate themselves across files, worms that spread across networks, Trojan horses that disguise themselves as legitimate software, and ...
Read MoreWhat are the threats on the Internet?
Internet threats are malicious software programs and attack methods that target users when they browse the web, access online services, or download content. These web-based threats are designed to steal personal information, damage systems, or gain unauthorized access to devices and networks. Major Threats on Internet The following are the most common and dangerous threats that users face while using the internet: Spam Spam refers to unsolicited bulk emails that flood inboxes with unwanted content. While spam emails may seem like mere annoyances, they often serve as delivery mechanisms for malware, phishing links, and fraudulent schemes. ...
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