Encrypting Session Cookies For User Security

Session Data

Session Data - struct
cfid 37797482
cftoken 43a9aff2de88d7ca-75F0A488-F628-2AE0-77C2FE94AF5DDDD6
sessionid 098DFC0F5403100D9DEEB2F46033342C_37797482_43a9aff2de88d7ca-75F0A488-F628-2AE0-77C2FE94AF5DDDD6
urltoken CFID=37797482&CFTOKEN=43a9aff2de88d7ca-75F0A488-F628-2AE0-77C2FE94AF5DDDD6

index.cfm?cfid=37797482&cftoken=43a9aff2de88d7ca-75F0A488-F628-2AE0-77C2FE94AF5DDDD6