Just validate their CGI.remote_host against what is already being used for a valid session...then force a logout of the oldest session if the same user logs on more than once from different IP Addresses
Freundliche Grüße / Best regards, Bill Franklin Computer Integrated Mfg. Bayer CropScience LP 8400 Hawthorne Road, Room 2447 Kansas City, MO 64120 Tel: +1 816 242 2148 Fax: +1 816 242 2047 E-mail: bill.frank...@bayer.com Web: http://www.bayercropscience.com Vorstand: Sandra E. Peterson, Vorsitzende | Lykele van der Broek, Achim Noack, Rüdiger Scheitza, Michael A. Schulz Vorsitzender des Aufsichtsrats: Werner Baumann Sitz der Gesellschaft: Monheim am Rhein | Eintragung: Amtsgericht Düsseldorf, HRB 46985 -----Original Message----- From: Uday Patel [mailto:udayjpatel2...@gmail.com] Sent: Saturday, July 07, 2012 9:38 AM To: cf-talk Subject: Force logout a user Hi, I want to force logout a user if he logs in on another machine. I am using CF9 and session scope to track user user logins. what are the possible ways of achieving this. Thanks in advance ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Order the Adobe Coldfusion Anthology now! http://www.amazon.com/Adobe-Coldfusion-Anthology/dp/1430272155/?tag=houseoffusion Archive: http://www.houseoffusion.com/groups/cf-talk/message.cfm/messageid:351851 Subscription: http://www.houseoffusion.com/groups/cf-talk/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/groups/cf-talk/unsubscribe.cfm