Reverse Engineering WebAssembly
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This is an abridged version of http://www.pnfsoftware.com/reversing-wasm.pdf. For additional details, including footnotes, as well as better formatting of code snippets, the thorough reader is recommended to check the original PDF.
This article is an introduction to WebAssembly geared towards reverse-engineers. It focuses on understanding the binary format, virtual machine, execution environment, implementation details and binary interfaces, in order for the reader to acquire the skills to analyze wasm binary modules. The annex details the representation of WebAssembly in JEB and how to use it to analyze wasm binary modules.
Read the full article: https://medium.com/@pnfsoftware/reverse-engineering-webassembly-ed184a099931