The article discusses the author's year-long endeavor to create an ASN.1 compiler in the D programming language, named dasn1. It offers insights into ASN.1, the challenges faced during the compiler's development, and the author's motivation driven by a personal project involving TLS and x.509 certificates. Despite its current incomplete state, the author shares thoughts on the complexity of ASN.1 and the learning experience gained from the project.
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