Rubuta ci gaba ga wannan sakin layi - Hadaddun barazanar sun ƙunshi hare-hare biyu ko fiye, kamar hare-haren da yawa na irin wannan. Misalai na hadaddun barazanar sun hada da jerin ayyukan da aka tsara, irin su hare-haren ta'addanci na Paris a shekarar 2015
ko kuma haɗuwa da barazanar kamar ta hanyar yanar gizo da kuma kai hari ta zahiri, wanda za a iya daidaita shi.