Encrypting Session Cookies For User Security

Session Data

Session Data - struct
cfid 2105549
cftoken c55d3d82c13f1de8-1A0B1DFA-ED19-BF87-8093152B0FF0A2AF
sessionid 098DFC0F5403100D9DEEB2F46033342C_2105549_c55d3d82c13f1de8-1A0B1DFA-ED19-BF87-8093152B0FF0A2AF
urltoken CFID=2105549&CFTOKEN=c55d3d82c13f1de8-1A0B1DFA-ED19-BF87-8093152B0FF0A2AF

index.cfm?cfid=2105549&cftoken=c55d3d82c13f1de8-1A0B1DFA-ED19-BF87-8093152B0FF0A2AF