xmlsectool を Homebrew でインストール

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• xmlsectool

プロジェクトの歴史

The tool grew inside the Shibboleth ecosystem as a deployer utility for XML security work. Its documentation is organized by major supported series, with V3 now archived and V4 identified as the current supported line.

Version 2.0.0 was announced in June 2016 as a new stable release based on the Shibboleth v3 Identity Provider software stack. That release was intended as a drop-in replacement for most 1.2.0 users, while moving the tool to Java 7 or later, making SHA-256 the default signing digest, and blacklisting SHA-1 by default.

Version 4.0.0 was released on 2025-04-16. The V4 documentation states that V4 is the only supported release line, requires Java 17, removes options deprecated in V3, and adds a --version option.

採用の歴史

xmlsectool's adoption follows Shibboleth and SAML federation operations: operators need to validate and sign metadata, verify downloaded metadata, and sometimes use token-backed signing credentials. Its presence in the Shibboleth announcement channel and deployer documentation shows it is maintained as operational security tooling, not just an example program.

使われ方

Typical use cases include validating SAML metadata schemas, verifying XML signatures before trusting metadata, signing SAML 2.0 metadata with explicit reference ID handling, selecting digest and signature algorithms, and using PKCS#11-backed credentials through Java security providers.

パッケージ好きにとっての重要性

xmlsectool is the kind of security package that package nerds care about because it turns a hard-to-compose Java XML security stack into one auditable command. The package boundary is useful: a CLI can be pinned, upgraded, scripted, and documented independently of an identity provider deployment.

タイムライン

• 2016-06-28: Shibboleth announced xmlsectool 2.0.0 and the end of 1.x support.
• 2025-04-16: xmlsectool 4.0.0 was released as the current stable release.
• 2025-04-16: Security maintenance for xmlsectool 3.0.0 and earlier ceased, making V4 the only supported release.

Related projects

• Related projects and technologies include Shibboleth Identity Provider, Shibboleth Service Provider, SAML 2.0 metadata, XML Signature, Apache Santuario-style XML security libraries, Java security providers, and PKCS#11 hardware tokens.

ソース

• https://shibboleth.atlassian.net/wiki/spaces/XSTJ4/overview
• https://shibboleth.atlassian.net/wiki/spaces/XSTJ4/pages/4227465285
• https://shibboleth.atlassian.net/wiki/spaces/XSTJ4/pages/4227465345
• https://shibboleth.atlassian.net/wiki/spaces/XSTJ4/pages/4227465365
• https://shibboleth.net/pipermail/announce/2016-June/000148.html