- Russian-speaking hackers caught using hijacked PDF files to infiltrate G20 task force; a notorious cyber-espionage unit known as "Turla" have been sending booby-trapped PDF documents to individuals linked to an upcoming G20 task force meeting in Germany http://www.ibtimes.co.uk/russian-hackers-caught-using-hijacked-pdf-files-infiltrate-g20-task-force-1635691 20 comments worldnews