Cost–benefit analyses
The European Union's Internal Market Commission estimated in 2001 that "junk email" cost Internet users €10 billion per year worldwide.[38] The California legislature found that spam cost United States organizations alone more than $13 billion in 2007, including lost productivity and the additional equipment, software, and manpower needed to combat the problem. Spam's direct effects include the consumption of computer and network resources, and the cost in human time and attention of dismissing unwanted messages.Large companies who are frequent spam targets utilize numerous techniques to detect and prevent spam.
- ۹۷/۱۲/۰۴