Encrypting Session Cookies For User Security

Session Data

Session Data - struct
cfid 580362
cftoken dad34d05708529f1-D32D19A4-F8C0-3852-5DA7777EEC4F500E
sessionid 098DFC0F5403100D9DEEB2F46033342C_580362_dad34d05708529f1-D32D19A4-F8C0-3852-5DA7777EEC4F500E
urltoken CFID=580362&CFTOKEN=dad34d05708529f1-D32D19A4-F8C0-3852-5DA7777EEC4F500E

index.cfm?cfid=580362&cftoken=dad34d05708529f1-D32D19A4-F8C0-3852-5DA7777EEC4F500E