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Christmas Tree EXEC was the first widely disruptive computer worm, which paralyzed several international computer networks in December 1987. [1] The virus ran on the IBM VM/CMS operating system. Written by a student at the Clausthal University of Technology in the REXX scripting language, it drew a crude Christmas tree as text graphics, then ...
Microsoft Windows allows JavaScript source files on a computer's hard drive to be launched as general-purpose, non-sandboxed programs (see: Windows Script Host). This makes JavaScript (like VBScript) a theoretically viable vector for a Trojan horse, although JavaScript Trojan horses are uncommon in practice. [102] [failed verification]
The greatest AOL hack program ever written, Lucifer-X by NailZ, is released. In a matter of days AOL is being used for free by hundreds of thousands of users. A 16-year-old Croatian youth penetrates computers at a U.S. Air Force base in Guam. [43] June: Eligible Receiver 97 tests the American government's readiness against cyberattacks.
Anonymous (hacker group) Anonymous. An emblem that is commonly associated with Anonymous. The "man without a head" represents anonymity and leaderless organization. [ 1] Individuals appearing in public as Anonymous, wearing Guy Fawkes masks. Formation.
A Trojan horse is a program that purports to perform some legitimate function, yet upon execution it compromises the user's security. [17] A simple example is the following malicious version of the Linux sudo command. An attacker would place this script in a publicly writable directory (e.g., /tmp).
Between November 2021 and February 2024, a malicious backdoor was introduced to the Linux utility xz within the liblzma library in versions 5.6.0 and 5.6.1 by an account using the name "Jia Tan". [ b][ 2] The backdoor gives an attacker who possesses a specific Ed448 private key remote code execution capabilities on the affected Linux system.
Malware (a portmanteau of malicious software) [1] is any software intentionally designed to cause disruption to a computer, server, client, or computer network, leak private information, gain unauthorized access to information or systems, deprive access to information, or which unknowingly interferes with the user's computer security and privacy.
SpyEye is a malware program that attacks users running Google Chrome, Safari, Opera, Firefox and Internet Explorer on Microsoft Windows operating systems. [ 1] This malware uses keystroke logging and form grabbing to steal user credentials for malicious use. [ 1][ 2] SpyEye allows hackers to steal money from online bank accounts and initiate ...