Encrypting Session Cookies For User Security

Session Data

Session Data - struct
cfid 40343392
cftoken 5de5442f4d08dfa2-2272E579-E3B1-84E3-45BAF93CBD21C313
sessionid 098DFC0F5403100D9DEEB2F46033342C_40343392_5de5442f4d08dfa2-2272E579-E3B1-84E3-45BAF93CBD21C313
urltoken CFID=40343392&CFTOKEN=5de5442f4d08dfa2-2272E579-E3B1-84E3-45BAF93CBD21C313

index.cfm?cfid=40343392&cftoken=5de5442f4d08dfa2-2272E579-E3B1-84E3-45BAF93CBD21C313