I am Dave Jing Tian, an Assistant Professor in the Department of Computer Science at Purdue University working on system security. My research involves embedded systems, operating systems, trusted and confidential computing, and hardware security and trust. All opinions are my own.
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Tag Archives: Erlang
Why list and charlist are confusing in Elixir
This post talks about list and charlist in Elixir, and discusses one specific issue in Elixir. Let’s look at the confusing thing in Elixir: iex(2)> a =  ‘\a’ iex(3)> b = ‘\a’ ‘\a’ iex(4)> a == b true iex(5)> … Continue reading
Posted in Programming Tagged charlist, elixir, Erlang, iex, list Leave a comment
A PoC of DoS attack in Elixir Actor Model
The naive way of using the Actor model in Elixir is using “receive” in a loop, which is then “spawn”d as a Erlang process. Unfortunately, a potential DoS attack could happen if the pattern matching is not coded carefully with … Continue reading
Posted in Programming, Security, Static Code Analysis Tagged actor, DoS, elixir, Erlang, OTP Leave a comment