blitzableiter is - a security tool to check and sanitize Adobe Flash files - written in C#/Mono
If anyone's interested there were two public talks about it: [English] DEFCON 18: Felix 'FX' Lindner: Blitzableiter - the Release (2010-08) https://www.defcon.org/html/links/dc-archives/dc-18-archive.html#Lindner [German] LinuxTag Berlin 2011: Robert Tezli, Joern Bratzke: Blitzableiter - Schutz vor Flash Angriffen (2011-05) http://video.bb-one.net/lt-2011/recurity_blitzableiter_schutz-vor-flash-angriffen_linuxtag-2011.mpg.FLV