About Telstra - Media Centre - Announcement - Productivity concerns trigger crackdown on social networking sites:
"Australian businesses are cracking down on their employees accessing social networking sites in the midst of a tightening economy as managements aggressively seek productivity gains.
New figures released by Telstra Business and managed internet security specialists MessageLabs, now part of Symanetc, show a four-fold spike in the number of times employers have blocked worker access to social networking sites between June 2008 and April 2009.
Telstra Business has now released a range of security tools to allow employers to block or restrict the use of social networking sites during office hours, provided through MessageLabs services."
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