A trainee sniffs the network and gets all mailboxes passwords
A subcontractor shuts down all the 300 WNT servers with a denial of service attack (DoS)
Employees go on strike after looking at their collegues benefits on the web site of a subsidiary in another country
Someone hacked the bank wire transfers of a corporate database server
A cooperative partner on the development of version N of a
product, steals the specifications of version N+1 of the product on hundreds
of application servers