The researcher wrote, in a technical paper released Sunday, that PTP is a ripe target, given it is an unauthenticated protocol that supports dozens of different complex commands. PTP is an industry standard protocol used by device makers for transferring images via wired or wirelessly from a digital camera to a computer. Eyal Itkin, the Check Point researcher giving the talk, said flaws were found in Canon’s implementation of Picture Transfer Protocol (PTP). The research comes from Check Point that found six bugs when it reverse engineered Canon’s EOS 80D DSLR firmware. Eyal Itkin, researcher with Check Point ahead of a session at DEF CON titled “Say Cheese-How I Ransomwared Your DSLR Camera”
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