ACME

A technical security analysis of a real-world TLS wiretapping incident tied to an ACME client vulnerability (CVE-2023-38198), with PoCs and discussion of how misconfigurations and client flaws can enable certificate interception and issuance, highlighting PKI/regulatory risk considerations.

Let’s Encrypt marks a decade of rapid PKI-driven growth, with tens of millions of certificates issued daily, near-global HTTPS adoption, and increasing regulatory/standards engagement that underpins a critical Internet infrastructure service.