Restructure sees Mailes depart.
Lacklustre response triggers overhaul just months after launch.
Part of cost-cutting drive.
Cable technology upgrade planned for 2017.
Thousands of emails a day captured, but only a few are read.
Individuals to pay thousands, groups could pay millions.
To stop all hackers or only those not on home soil?
Reveals 104 voluntary data breach reports.
Partners with DataSift for 'Topic Data' product.
Shifts into GovDC.