Mid-term Exam Unit 1 Questions: 1. Explain the Morris Worm and its significance. It is considered to be the first Internet Worm. It was designed to count the number of systems connected to the Internet, however due to a flaw the worm replicated quickly and caused widespread slowdown across the globe. 2. Explain what____ hackers are. White-Hat- Those that know how hacking works but use skills for good Black-Hat – Those that through actions or stated intent, indicated that their hacking
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development phases but the popularity it’s gaining is overwhelming. Its features make it standout against the current computing trend. In this survey paper we have covered different aspects of cloud computing its advantages and applications, security concerns, different attacks and their solutions. Introduction Cloud Computing is basically using resources related to computing (can be hardware or software) delivered as services over the internet, Cloud computing has enabled us to pay and use
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The Browser Analysis of Web-based Malware Niels Provos, Dean McNamee, Panayiotis Mavrommatis, Ke Wang and Nagendra Modadugu Google, Inc. {niels, deanm, panayiotis, kewang, ngm}@google.com Abstract As more users are connected to the Internet and conduct their daily activities electronically, computer users have become the target of an underground economy that infects hosts with malware or adware for financial gain. Unfortunately, even a single visit to an infected web site enables the attacker
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views and profiles for each user. Additionally, network admins restrict access to the data servers themselves. The confidentiality is also protected by the user account controls. With these in place, only authorized users are able to access or modify data. The use of mobile devices to create or access data has gained worldwide appeal and has obtained critical mass. From the e-Activity, summarize the attack and describe how you would mitigate the threat. Mobile devices are now more alluring to
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answer. Internal pen-testing takes a different approach -- one that simulates what an insider attack could accomplish. The target is typically the same as external pen-testing, but the major differentiator is the "attacker" either has some sort of authorized access or is starting from a point within the internal network. Insider attacks have the potential of being much more devastating than an external attack because insiders already have the knowledge of what's important within a network and where
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execute commands in a remote machine, and to move files from one machine to another. It provides strong authentication and secure communications over insecure channels. It is a replacement for rlogin, rsh, rcp, and rdist. SSH protects a network from attacks such as IP spoofing, IP source routing, and DNS spoofing. An attacker who has managed to take over a network can only force ssh to disconnect. He or she cannot play back the traffic or hijack the connection when encryption is enabled. When using ssh's
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Internet bots, also known as web robots, WWW robots or simply bots, are software applications that run automated tasks over the Internet. Typically, bots perform tasks that are both simple and structurally repetitive, at a much higher rate than would be possible for a human alone. The largest use of bots is in web spidering, in which an automated script fetches, analyzes and files information from web servers at many times the speed of a human. Each server can have a file called robots.txt,
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computer session to gain unauthorized access to information on a computer system. A Session Hijacking attack compromises the session token by stealing or predicting a valid session token. A session token could be compromised in different way such as; Predictable Session Token, Session Sniffing, Client-Side Attacks (malicious codes, Trojans, etc.), Man-In-The-Middle Attacks and Man-In-The-Browser Attacks. This is a major threat to the eLite Bankers Company if steps are not taken to prevent these hijackings
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computing is a pivotal investment if businesses want to remain competitive or gain an edge. Ericsson is just one company that has invested in cloud computing and benefited from its capabilities. Benefits of Amazon Web Services (AWS) Ericsson has benefited from utilizing Amazon Web Services in costs, software updates, remote access, and on-demand availability. AWS has shown a better quality in service with solid management and they have a proven track record (Ericsson, 2013). AWS offers Ericsson
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network is defined as “a group of two or more computers linked together”. An attack is defined as “an aggressive and violent act against a person or place”. Lastly, security is defined as “the state of being free from danger or threat”. Since the beginning of networking there have been users out there with malicious intent to either gain information or disrupt it. Technicians may not be able to stop the initiation of attack but there are certainly tools and techniques to fight back. This paper will
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