    def __init__(self,
                 table,
                 record=None,
                 readonly=False,
                 deletable=True,
                 formstyle=FormStyleDefault,
                 dbio=True,
                 keepvalues=False,
                 formname=False,
                 hidden=None,
                 csrf=True):
A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks.