'@param unsafeTracebacks: if set, tracebacks for exceptions will be sent
over the wire.
@type unsafeTracebacks: C{bool}
@param security: security options used by the broker, default to
C{globalSecurity}.
@type security: L{twisted.spread.jelly.SecurityOptions}'

def __init__(self, unsafeTracebacks=False, security=globalSecurity):

    self.unsafeTracebacks = unsafeTracebacks
    self.security = security
    self._reset()
