Help with spamfilter

[syntaxi]

Hello,

I have try it much spamfilter i read here for clones like

Qifi ! [email protected] : Qifi

or

qifi ! [email protected] : Qifi (Here i dont want to block same nick/ident, becouse i have java user with just same nick/ident not realname so i want to block nick/ident/realname)

Thank you.

[Jobe]

If I remember correctly you will need the following regex:
^([^!]+)!\1@.*:\1$