The Proceedings of the 7th Brazilian Symposium on Information and Computational Systems Security (SBSeg 2007) bring the papers selected and presented in the edition of the event held in Brasília/DF, from August 27-31, 2007. In this issue, the proceedings include 18 full papers and 4 short papers. These papers were selected through a peer-review.

The short courses presented at the event were compiled and published in an ebook. To access it, visit the SBC OpenLib book catalog.