Software Update: GnuPG 2.2.4

GnuPG stands for GNU Privacy Guard and is also often abbreviated to GPG. This is a collection of tools for securing communication flows and data. It can be used to encrypt data and create digital signatures, and to provide a framework for public key cryptography. It supports both OpenPGP and s/mime standards. For more information, please refer to this page† The developers have released GnuPG 2.2.4 with the following announcement:

GnuPG 2.2.4 released

Hello!

20 years after the first version we are pleased to announce the availability of a new GnuPG release: version 2.2.4. This is a maintenance release; see below for a list of fixed bugs.

Noteworthy changes in version 2.2.4

• gpg: Change default preferences to prefer SHA512.
• gpg: Print a warning when more than 150 MiB are encrypted using a cipher with 64 bit block size.
• gpg: Print a warning if the MDC feature has not been used for a message.
• gpg: Fix regular expression of domain addresses in trust signatures. [#2923]
• agent: New option –auto-expand-secmem to help with high numbers of concurrent connections. Requires libgcrypt 1.8.2 for having an effect. [#3530]
• dirmngr: Cache responses or WKD queries.
• gpgconf: Add option –status-fd.
• wks: Add commands –check and –remove-key to gpg-wks-server.
• Increase the backlog parameter of the daemons to 64 and add option –listen-backlog.
• New configure option –enable-run-gnupg-user-socket to first try a socket directory which is not removed by systemd at session end.