Barbara Gordon

shes a techonology major and a software engineer who, while nonchalantly hacking gotham's databases, found out that bruce wayne is batman batman is like "hey, uh, howd you do that" babs just goes "oh yeah lmao your shit at programming" *explains in excrutiating detail how simple it was for her to decode his system barbara goes "yeah, i think its cool you beat up bad guys. i would like to be paid to keep quiet bruce goes "ill pay you twice that to be in charge of my data encrypting" so, barbara works from her apartment as Batman's data encrypter and his hacker, using the codename Oracle