Users report that the cloud-hosted service is 'completely unusable'
Glaring flaw enables attackers to to bypass Microsoft's security defences
Firm's profits soared 35 per cent to $7.4bn during the three-month period
Simplifies the process of working with real-world data, apparently
Let other professionals write your CV for you. They'll never know
Microsoft says it's 'investigating' the issue
The confusing document sharing site is to shut down in December
But Azure, Office and Xbox businesses are up