GnuPG 2.2.6 がリリース

GnuPG 2.2.6 がリリースされた。

[Announce] GnuPG 2.2.6 released

今回もセキュリティ・アップデートはなし。主な修正点は以下の通り。

gpg,gpgsm: New option --request-origin to pretend requests coming from a browser or a remote site.

gpg: Fix race condition on trustdb.gpg updates due to too early released lock. [#3839]

gpg: Emit FAILURE status lines in almost all cases. [#3872]

gpg: Implement --dry-run for --passwd to make checking a key’s passphrase straightforward.

gpg: Make sure to only accept a certification capable key for key signatures. [#3844]

gpg: Better user interaction in --card-edit for the factory-reset sub-command.

gpg: Improve changing key attributes in --card-edit by adding an explicit “key-attr” sub-command. [#3781]

gpg: Print the keygrips in the --card-status.

scd: Support KDF DO setup. [#3823]

scd: Fix some issues with PC/SC on Windows. [#3825]

scd: Fix suspend/resume handling in the CCID driver.

agent: Evict cached passphrases also via a timer. [#3829]

agent: Use separate passphrase caches depending on the request origin. [#3858]

ssh: Support signature flags. [#3880]

dirmngr: Handle failures related to missing IPv6 support gracefully. [#3331]

Fix corner cases related to specified home directory with drive letter on Windows. [#3720]

Allow the use of UNC directory names as homedir. [#3818]

via GnuPG 2.2.6 released

最新版をインストールすると以下のようになる。

$ gpg --version
gpg (GnuPG) 2.2.6
libgcrypt 1.8.2
Copyright (C) 2018 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Home: ********
サポートしているアルゴリズム:
公開鍵: RSA, ELG, DSA, ECDH, ECDSA, EDDSA
暗号方式: IDEA, 3DES, CAST5, BLOWFISH, AES, AES192, AES256, TWOFISH,
    CAMELLIA128, CAMELLIA192, CAMELLIA256
ハッシュ: SHA1, RIPEMD160, SHA256, SHA384, SHA512, SHA224
圧縮: 無圧縮, ZIP, ZLIB, BZIP2

アップデートは計画的に。

追記 2018-04-22

Windows プラットフォーム用 GnuPG 環境である Gpg4win の 3.1.0 もリリースされた。

Gpg4win 3.1.0 の構成は以下の通り。

GnuPG: 2.2.6
Kleopatra: 3.1.0
GPA: 0.9.10
GpgOL: 2.1.0
GpgEX: 1.0.6

ブックマーク

OpenPGP の実装

参考図書

暗号技術入門第3版　秘密の国のアリス: 結城浩 (著); SBクリエイティブ 2015-08-25 (Release 2015-09-17); Kindle版; B015643CPE (ASIN); 評価

SHA-3 や Bitcoin/Blockchain など新しい知見や技術要素を大幅追加。暗号技術を使うだけならこれ1冊でとりあえず無問題。