Social networks advantages and disadvantages     

  what are social networks? 

• grouping of individuals into specific groups
• like small rural commuities or a neighborhood  subdivision

   Different social networks 

• Twitter 
• Myspace 
• Facebook
• Instagram 
• Whatsapp

  Facebook

• As the most popular social network 
• Most the popular social network 
• July 2011 more than 800 million active users 

                                   

Facebook is the most popular used social network about 50% of the users visit facebook

• Short history 

• launched in 2004 by Mark Zuckerberg 
• Born on 14 may 1984 in white plains new york      
• Studied at psychology and computer science at Harvard University Cambridge 

• Advantages of social networks

  

• Fast communication 
• Direct communication 
• Low costs 
• Meet celebrities
• Be informed about your friends 
• Share your experients (music , vedios ) etc 

• Keeping contact with family , friends and colleagues 
• Building new / old freindships
• Sharing interests and hobbies 
• Exchange with people around the world 
• Employees are searched by the companies (good profile )
• Can play games 

Disadvantages of social networks 

• 

• Photos comments etc that we post will be forever on the internet 
• Private is suddenly on longer private 
• Will be accessible to the general public 
• We spend a lot of time on PCs
• Cases of  online mobbing (cybermobbing ) 
• Poorly regulated

• Name , location . age etc can be used to commit online crimes 
• Cybercriminals can easily get private data 
• Targeted attacks against the users 
• For examples : personlaized spam and phishing attacks 
• Hacker infect the computers of users with viruses
• try to lure recipients with newsletter etc websites
• Viruses and trojans are deposited on websites
• Potential employers might find information about you that is not appropiate (photos etc)