Thomson ReutersFebruary 27, 2013 13:01
* Czech Republic, Ireland, Portugal, Romania among targets
* Hackers infiltrated machines with infected PDF documents
* Researcher sees state involvement; others skeptical
By Jim Finkle
SAN FRANCISCO, Feb 27 (Reuters) - Hackers targeted dozens of computer systems at government agencies across Europe through a flaw in Adobe Systems Inc's software, security researchers said on Wednesday, while NATO said it too had been attacked.