Data transmitted over networks are regularly subject to active attacks [6], such as the erasing and tampering of documents or images.
For other 56 -values and it indicates tampering of pixel.
The theft and tampering of controlled drugs (CDs) remains a prevalent patient safety issue.
The figures exclude cancer cases, which are currently under separate investigation after the hospital was accused of tampering with data last November.
"A case of deliberate tampering of that data using uncertified, untested software would be child's play," explains a court Affidavit by election integrity expert, Jim March.
He now faces a Parliamentary investigation, the potential lifting of his immunity from prosecution as a former minister, and charges of tampering with the data.
During trial runs last year, cases emerged of local officials tampering with data.
Stating with consumer price statistics in 2007, official statistics has been since subject to increasing scrutiny with growing accusations of tampering with the data.
The Oxburgh inquiry follows the furor over the release of private e-mails by and to the department's climate scientists, which skeptics of humanmade global warming say show evidence of data tampering.
Later, he stood by the charge of data tampering even after admitting he had nothing to back it up.
