BBC NEWS | Programmes | Click | Defending virtual bordersThe risk to government networks and major financial institutions from cyber warfare is increasing every day but what is being done to defend national borders?Estonia is an online savvy state and champion of so called 'e-government,' a paperless system with many government services online. The population can even vote via the web.
In 2007 a large number of Estonian government and financial websites were brought to a standstill as they came under sustained online attack.
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