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A cyberattack is any type of offensive maneuver employed by individuals or whole organizations that targets computer information systems, infrastructures, computer networks, and/or personal computer devices by various means of malicious acts usually originating from an anonymous source that either steals, alters, or destroys a specified target by hacking into a susceptible system.
The Common Attack Pattern Enumeration and Classification or CAPEC is a catalog of known cyber security attack patterns [1] to be used by cyber security professionals to prevent attacks. [ 2 ]
Attack trees have also been used to understand threats to physical systems. Some of the earliest descriptions of attack trees are found in papers and articles by Bruce Schneier, [4] when he was CTO of Counterpane Internet Security. Schneier was clearly involved in the development of attack tree concepts and was instrumental in publicizing them.
A computer technician in Yangon found that the hacks were denial-of-service attacks, while the group's motive is to protest the 2021 Myanmar coup. [176] March: Cyber insurer CNA Financial, one of the largest insurance companies based in the US, was attacked with ransomware, causing the company to lose control over its network. [177]
Hash function Security claim Best attack Publish date Comment MD5: 2 64: 2 18 time 2013-03-25 This attack takes seconds on a regular PC. Two-block collisions in 2 18, single-block collisions in 2 41. [1] SHA-1: 2 80: 2 61.2: 2020-01-08 Paper by Gaëtan Leurent and Thomas Peyrin [2] SHA256: 2 128: 31 of 64 rounds (2 65.5) 2013-05-28 Two-block ...
Malicious code is a broad category that encompasses a number of threats to cyber-security. In essence it is any “hardware, software, or firmware that is intentionally included or inserted in a system for a harmful purpose.” [6] Commonly referred to as malware it includes computer viruses, worms, Trojan horses, keyloggers, BOTs, Rootkits, and any software security exploits.
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Watering hole is a computer attack strategy in which an attacker guesses or observes which websites an organization often uses and infects one or more of them with malware. Eventually, some member of the targeted group will become infected. [1] [2] [3] Hacks looking for specific information may only attack users coming from a specific IP address.