Encrypting Session Cookies For User Security

Session Data

Session Data - struct
cfid 843400
cftoken 452fd187ccd65db-834394C0-EE7C-C2C4-B2F08B8A70BA2960
sessionid 098DFC0F5403100D9DEEB2F46033342C_843400_452fd187ccd65db-834394C0-EE7C-C2C4-B2F08B8A70BA2960
urltoken CFID=843400&CFTOKEN=452fd187ccd65db-834394C0-EE7C-C2C4-B2F08B8A70BA2960

index.cfm?cfid=843400&cftoken=452fd187ccd65db-834394C0-EE7C-C2C4-B2F08B8A70BA2960