I agree with questioning their choice of ColdFusion, but I have some reserves about your proposed alternative to use Django. I don't know how secure Django is,

I agree with questioning their choice of ColdFusion, but I have some reserves about your proposed alternative to use Django. I don't know how secure Django is, but I know it's big. And my perception is generally that anything that big is bound to have a few loose ends, if looked under the magnifier.