OpenSSL 4.0 Introduces Support for Encrypted Client Hello (ECH) and Deprecates Legacy Options

📌 OpenSSL 4.0 is a major new release that introduces support for Encrypted Client Hello (ECH), a privacy-enhancing feature for TLS. The update also includes the removal or deprecation of legacy options to improve security and modernize the codebase. No specific release date, CVE IDs, or detailed technical impacts were provided in the announcement. The changes target OpenSSL users and developers relying on the library for secure communications. The article does not mention any vulnerabilities addressed in this version.