Encrypting Session Cookies For User Security

Session Data

Session Data - struct
cfid 1567467
cftoken 64ece6cce652f9ce-E019C4E0-F77D-6693-23B2D928847F40F2
sessionid 098DFC0F5403100D9DEEB2F46033342C_1567467_64ece6cce652f9ce-E019C4E0-F77D-6693-23B2D928847F40F2
urltoken CFID=1567467&CFTOKEN=64ece6cce652f9ce-E019C4E0-F77D-6693-23B2D928847F40F2

index.cfm?cfid=1567467&cftoken=64ece6cce652f9ce-E019C4E0-F77D-6693-23B2D928847F40F2