Question: In which city does this annual convention (first occurred in June 1993) that Iftach Ian Amit founded take place ?
Sentence (from "Iftach Ian Amit"): He is one of the co-founders of the Tel Aviv DEF CON Group DC9723, the Penetration Testing Execution Standard, and presented at hacker conventions such as DEF CON, Black Hat, BlueHat, RSA Conference.
Relevant evidence: Yes