"Gross negligence" alleged for leak of 500m accounts.
Global sweep picks up widespread shortcomings.
Probes disciplinary action.
Exchange reveals full post-incident report.
Admits installation and repair experience 'could be improved'.
Akamai's Prolexic puts packet flood at 620 Gbps.
Small players battle to break into market.
Plans to deploy SAP and Salesforce over next two years.
Careless operative blamed for fumble three years ago.
Could be abused for denial-of-service attacks.