Summary
Amends the Telecommunications (Interception and Access) Act 1979 to: enable owners and operators of computer networks to undertake activities to operate, maintain and protect their networks; enable Commonwealth agencies, security authorities and eligible State authorities to ensure their network is appropriately used by employees, office holders or contractors of the agency or authority; limit secondary use and disclosure of information obtained through network protection activities; and require the destruction of records obtained by undertaking network protection activities when the information is no longer required for those purposes.