Custom method functions removed from the OpenSSL Library

{
  "id": "3cbca6d91e39815b926994129ca51c279aabede2246ac8768b8ad5afb3f3df36",
  "url": "https://openssl-library.org/post/2026-02-03-remove-methods/",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "Custom method functions removed from the OpenSSL Library",
    "summary": "OpenSSL 4.0 removes deprecated custom method functions, reducing legacy code and complexity. Developers are encouraged to use the provider framework instead.",
    "evidence": "deprecated functions for creating or modifying custom METHODS will be removed from OpenSSL 4.0.",
    "products": [
      {
        "name": {
          "value": "OpenSSL",
          "evidence": "deprecated functions for creating or modifying custom METHODS will be removed from OpenSSL 4.0."
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "OpenSSL 4.0",
            "evidence": "deprecated functions for creating or modifying custom METHODS will be removed from OpenSSL 4.0."
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "official-openssl-news",
  "document_id": 24088,
  "published_at": "2026-02-03T00:00:00+00:00"
}