def generate_security_hash(self, content_type, object_pk, timestamp):
        info = (content_type, object_pk, timestamp)
        key_salt = "django.contrib.forms.CommentSecurityForm"
        value = "-".join(info)
        return salted_hmac(key_salt, value).hexdigest()
Generate a HMAC security hash from the provided info.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/contrib/comments/forms.py/CommentSecurityForm.generate_security_hash