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The first and foremost need of any business is a role to perform for its client base, and for the spammer this will typically be the role of advertising products which, due to their unscrupulous nature, could not be advertised via some legal mainstream routine.
Next, the prerequisite for advertising for a product generally includes-
The first prerequisite of collecting email addresses is generally fulfilled by a technique known as harvesting. Spammers generally collect email addresses from chat-rooms, newsgroups, web-sites, customer lists and viruses who harvest the user's address books. A practice called 'epending' is also used in which known information is used to get the email address of the receiver. It follows that if we want to put a stop to spam, the only real solution is to block SPAM at the exchange server level, before it can reach the user's mail box. The steps taken in this regard typically include:
Question (a) Name 3 popular electronic mail access protocols? (b) i. What is DNS? ii. Briefly, describe what it does and how it works? iii. Why does DNS use a dist
Question: (a) State the strong law of large numbers. (b) Data have been collected on response times (in minutes) at a fire station. The data are 2:7 1:8 0:8 1:4 1:2 (i
Early networks used simple point-to-point communication . In such a method of communication every communication channel connects exactly two devices. In this way it prepares a m
Discuss the risks of having a single root user
Discuss how developers should apply the following countermeasures to improve the security of their code:
Problem a) Consider a 1000 Mbps Ethernet with a single Store-N-Forward switch mid-way in the path between two nodes A and B. Assume that there are no other nodes on the network
Who are the individuals who cause these security problems? Many unauthorized people who cause network security problems for obtaining information about the other users and causi
The first and foremost need of any business is a role to perform for its client base, and for the spammer this will typically be the role of advertising products which, due to the
SDLC Systems development life cycle (SDLC) is process of developing information systems through analysis, design, investigation, implementation and maintenance. SDLC is called as
COLLISION DETECTION The signals from two devices will interfere with each other and the overlapping of frames is known a collision. It does not cause to the hardware but data
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