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Diagram of a DDoS attack. Note how multiple computers are attacking a single computer. In computing, a denial-of-service attack (DoS attack) is a cyber-attack in which the perpetrator seeks to make a machine or network resource unavailable to its intended users by temporarily or indefinitely disrupting services of a host connected to a network.
August 27, 2003: A potential DDoS attack against HP is discovered in one variant of the worm. [8] January 1, 2004: Welchia deletes itself. [20] January 13, 2004: Microsoft releases a stand-alone tool to remove the MSBlast worm and its variants. [23] February 15, 2004: A variant of the related worm Welchia is discovered on the internet. [24]
Distributed Component Object Model (DCOM) is a proprietary Microsoft technology for communication between software components on networked computers. DCOM, which originally was called "Network OLE ", extends Microsoft's COM , and provides the communication substrate under Microsoft's COM+ application server infrastructure.
September: Mirai creates headlines by launching some of the most powerful and disruptive DDoS attacks seen to date by infecting the Internet of Things. Mirai ends up being used in the DDoS attack on 20 September 2016 on the Krebs on Security site which reached 620 Gbit/s. [97] Ars Technica also reported a 1 Tbit/s attack on French web host OVH ...
A cyberattack can be defined as any attempt by an individual or organization "using one or more computers and computer systems to steal, expose, change, disable or eliminate information, or to breach computer information systems, computer networks, and computer infrastructures". [2]
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DCOM may stand for: Doctor of Commerce , a doctoral degree given by universities in the Commonwealth countries Distributed Component Object Model , a Microsoft technology for software distributed across several networked computers to communicate with each other
As mentioned above, several types of attacks are possible. More precisely they are: Decrypting traffic based on tricking access points (active attack) Injecting traffic based on known plaintext (active attack) Gathering traffic and performing brute force/dictionary based attacks; Decrypting traffic using statistical analysis (passive attack)