Given the limits of offense and of concession, homeland security and defensive efforts generally must be a core part of any solution. Undermining the feasibility of suicide terrorism is a difficult task. After all, Major advantage of suicide attack is that it is more difficult to prevent that other types of attack. However, the difficulty of achieving perfect security should not keep us from taking serious measures to prevent would-be terrorists from easily entering their target society. As Chaim Kaufmann(1996) ten be stopped by demographic separation because it greatly reduces both means and incentive for the side to attack each other. This logic my apply with even more force to the related problem of suicide terrorism, since, for suicide attackers, gaining physical access to the general area of the target is the only genuinely demanding part of an operation, and as we have seen, resentment of foreign occupation of their national homeland is a key part of the motive for suicide terrorism.