Damned if you do, damned if you don't.

If the Golden Dawn party is doing criminal activities then they must be prosecuted or the government ends up legitimizing the activities of GD.

The other side of the equation is addressing the root causes of the situation. Greece has to take an honest look at all levels of society and make sure that they all are paying their fair share. Greece is fairly infamous rightly or wrongly in operating a large amount of black markets and paying very little tax yet expecting government to pick up the tab at much higher levels then comparable tax bases. It is unsustainable, but the austerity solutions have already been show to be based on a faulty interpretation of data so that isn't the way out either.

So make surre basic welfare is achieved ie warmth, shelter food that is good enough to sustain life. Then start reforming both the processes and the people around long term sustainable life styles. If they want more social securities then they need to improve efficiencies and their tax base.