Log in onto http://infamouspapertrail.com/ and open your profile. First, look through the Crime Scene Photos and then click on the Kriley's Datebook.
Notice the address at the top of the Datebook and write it into the browser - http://www.lindakrileylegal.com. Log in and start reading the red text, switched by the hacker, who broke the Kriley's security. Write down digits you find in the text. They makes a new FAN Number: 14359595841.
Return to the main profile onhttp://infamouspapertrail.com/ and go to the DUP Intranet. Wait for the browser window to appear and put in the number you've found. If you do it right, you get an access to the video. Watch it and notice the case number marked on the screen above.
Open Kriley's website once again - http://www.lindakrileylegal.com. Get interested in a form on the right. You have to fulfill it correctly (screen above). To the first box you have to insert Paulson and to the second one a case number (2E98A72B; game may randomize this number, copy it carefully from the video). You can again launch the game and start completing the last mission of the second chapter.