Encrypting Session Cookies For User Security

Session Data

Session Data - struct
cfid 41216894
cftoken e470454df7993824-F192096B-DE76-B030-5AA571BA21736EA7
sessionid 098DFC0F5403100D9DEEB2F46033342C_41216894_e470454df7993824-F192096B-DE76-B030-5AA571BA21736EA7
urltoken CFID=41216894&CFTOKEN=e470454df7993824-F192096B-DE76-B030-5AA571BA21736EA7

index.cfm?cfid=41216894&cftoken=e470454df7993824-F192096B-DE76-B030-5AA571BA21736EA7