printers – SSL and internet security news

Analysis of Printer Watermarking Techniques

October 24, 2014 infossl

Interesting paper: Maya Embar, Louis M. McHough IV, and William R. Wesselman, “Printer watermark obfuscation,” Proceeding RIIT ’14: Proceedings of the 3rd annual conference on Research in information technology: Abstract: Most color laser printers manufactured and sold today add “invisible” information to make it easier to determine when a particular document was printed and exactly … Read More “Analysis of Printer Watermarking Techniques” »

Jumping Air Gaps with All-in-One Printers

October 22, 2014 infossl

Security technology

Last week, Adi Shamir gave a presentation at Black Hat Europe on using all-in-one printers to control computers on the other side of air gaps. There’s no paper yet, but two publications reported on the talk: Theoretically, if a malicious program is installed on an air-gapped computer by an unsuspecting user via, say, a USB … Read More “Jumping Air Gaps with All-in-One Printers” »