Plain text Excel attachments over unencrypted email.
Yep, seen that before, in places where I could not believe my eyes.
The problem is the management culture. Something is deemed a negligible risk simply because it has never happened before. A potentially fatal assumption.
Now, that a small law firm has trouble keeping up with new technologies doesn't surprise me.
That a telecommunications giant fails to grasp even the very basics of secure communication, however, is inexcusable.
Somebody must be sacked over this, otherwise this culture won't change, and the next data disaster will make this one look harmless.