![]() ![]() Many tend to contact one or more Command and Control (C2) servers across the Internet and await instruction. Once installed, trojans may perform a range of malicious actions. He mentioned that he knew about the possible existence of trojans from a report on the security of Multics. It was made popular by Ken Thompson in his 1983 Turing Award acceptance lecture "Reflections on Trusting Trust", subtitled: To what extent should one trust a statement that a program is free of Trojan horses? Perhaps it is more important to trust the people who wrote the software. It's not clear where or when the concept, and this term for it, was first used, but by 1971 the first Unix manual assumed its readers knew both: Īlso, one may not change the owner of a file with the set-user-ID bit on, otherwise one could create Trojan Horses able to misuse other’s files.Īnother early reference is in a US Air Force report in 1974 on the analysis of vulnerability in the Multics computer systems. Security information and event management (SIEM). ![]() Host-based intrusion detection system (HIDS). ![]()
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