Encrypting Session Cookies For User Security

Session Data

Session Data - struct
cfid 41215161
cftoken 6b5eff17dd9a2379-63396F05-A8BA-6069-59F6401B654D9FC1
sessionid 098DFC0F5403100D9DEEB2F46033342C_41215161_6b5eff17dd9a2379-63396F05-A8BA-6069-59F6401B654D9FC1
urltoken CFID=41215161&CFTOKEN=6b5eff17dd9a2379-63396F05-A8BA-6069-59F6401B654D9FC1

index.cfm?cfid=41215161&cftoken=6b5eff17dd9a2379-63396F05-A8BA-6069-59F6401B654D9FC1