Cisco CCSP Certifications Exam 642-523

From a minor nuisance just a few years ago, Internet pollution has risen to epidemic proportions. By some 640-822 estimates, 10 out of every 13 emails sent today is spam.24 Such messages clog often scarce bandwidth, diminish productivity, and impose an economic toll. According to one study, spam results in an annual Euro 10-billion loss just through lost bandwidth.25 Similarly, in the United States, the Federal Trade Commission (FTC) announced in 2003 that up to 27.3 million Americans have been victims of some form of identity theft within the past five years, and that in 2002 alone, the cost to businesses of such theft amounted to nearly US$ 48 billion.26 It should be made clear that the losses are a consequence 642-426 of the creation of new credit card accounts by the identity thieves, not necessarily the stealing of money from the individual victims of identity theft.

In addition to the economic damage, pollution also damages the Internet by reducing the amount of trust average users have in the network.27 Trust is critical to the Internet’s continued growth. If users begin 642-523 fearing the openness that has thus far made the network such a success, this would slow the spread of the network, damage the prospects for e-commerce, and possibly result in a number of “walled gardens” where users hide from the wider Internet community.