koskinen: last fili ng season there were 23 million successful downloads on the get transcript application. it is a huge volume. we now know when it started by going back through our logs. we log every transaction. they were shrouded under the choose all you of request going out legitimately. when the filing season ended, i think what happened was that volume dropped. then said i up again. by that time, the volume of legitimate quest had dropped and the activity became visible to us. i am not sure that people are expected to be visible. that is when we found it. it was in mid-may when we noticed. first we thought it was a denial of service attack because things were backing up. within a couple days, our security people went through and figured out it was not that. it was, in fact, unauthorized attempts to access data. as soon as they found that out, within a day or two, they sat down with us. we advised the hill. and as i say, i am delighted we have been able to notify the 104,000 taxpayers already. senator grassley: my time is up. i will submit to questions. one to mr. k and one to the i.g. for an answer in writing, please. senator: it is great to see you both. we app