ドイツの大学の研究者が，ＸＭＬ暗号の一部を破ることに成功し，その脆弱性を指摘

下記の記事が出ている。

　Researchers: XML encryption standard is insecure
　the H: October 20, 2011
　http://www.h-online.com/security/news/item/Researchers-XML-encryption-standard-is-insecure-1364074.html

　XML Encryption Is Insecure: Large Companies Affected
　Eurasia Review: October 20, 2011
　http://www.eurasiareview.com/20102011-xml-encryption-is-insecure-large-companies-affected/