Brenner, who has a seat in the directorate of the Central Council, and in the representation board of the Berlin community, sharply criticized Solomon Korn as an “alibi Jew.” The phrase “alibi Jew” is frequently used by German Jews to describe a small group of fringe Jews who serve to protect anti-Semites and anti-Israel critics from rebuke in the public sphere. Brenner, a popular Jewish leader in Berlin, called on the Central Council to stand behind the Wiesenthal Center and Henryk Broder.
http://www.jpost.com/International/Article.aspx?id=298482