Brazilian voter writes: The Electoral Supreme Court of Brazil approved the realization of public tests to demonstrate the security of the Brazilian electoral process. This is the first public security test of the voting machines used in Brazil. Since 2008 the Brazilian machines uses Linux, as previous noticed in http://politics.slashdot.org/story/08/10/07/0029224/Linux-Based-E-Voting-In-Brazil and http://linux.slashdot.org/story/08/10/14/1829242/Linux-On-Brazilian-Voting-Machines-the-Video . The most relevant contributions will be awarded with values from R$ 2,000.00 (US$ 1,097) to R$ 5,000.00 (US$ 2,745). More details about the test can be found in http://www.tse.jus.br/internet/eleicoes/teste_seguranca.htm (text in Brazilian Portuguese).