Security

Cron Key is a module that adds various utility functions for the Drupal cron system. As of July 29, 2013, this project is under new maintainership.

AntiSpam module is the successor of the Akismet module, and it provides spam protection for your Drupal site using the Akismet anti-spam service.

OpenPGP is the most widely-used e-mail encryption standard in the world. Originally derived from PGP (Pretty Good Privacy), first created by Phil Zimmermann in 1991, the standard is now defined by the IETF in RFC 4880.

This module provides encryption for Drupal's outgoing e-mails using GNU Privacy Guard, an open-source implementation of the OpenPGP standard.

TimeCert is a web service for timestamping content. This provides evidence by a trusted third-party that something (e.g. a blog post, a document, or a file) existed at a given time. TimeCert records and gives you the timestamp for when someone first referenced a given digital fingerprint.

This is simple module that adds a trigger when a user password is updated. It uses the built-in trigger module from Drupal core.

The trigger can be setup at build/trigger/node.

Gives content access permissions to users if they have access to content that is referenced with Node reference or Entity reference.