1. A method for securely transmitting a digital image containing sensitive information, the method comprising: selecting a digital image with sensitive information for processing by an image security system; dividing the selected digital image into a plurality of image cells according to a predetermined cell division pattern that is selected based on a type of document selected from at least one of the following: a check, a deposit slip, a bank statement, a credit card bill, a tax return, a driver's license, and a medical record; assigning each of the plurality of image cells with a cell identifier; automatically selecting from the plurality of image cells at least one image cell for redaction based on its position within the predetermined cell division pattern and the type of document selected from at least one of the following: a check, a deposit slip, a bank statement, a credit card bill, a tax return, a driver's license, and a medical record; instructing the image security system to automatically redact the selected position-based at least one image cell from the plurality of image cells, thereby generating a redacted digital image without generating an unredacted version; transmitting the redacted digital image, wherein no images are generated which reveal redacted information; and generating a new digital image for display on a device following the transmitting step which is missing the redacted information.