Nov 30, 2023
Sponsor Spotlight: Linode+Akamai
The McGrail Foundation is pleased to thank Linode+Akamai for their continued support and sponsorship. Due to their continued support with donating the servers that support The McGrail Foundation, we are able to provide our Wild RBL for free for anyone to use. The McGrail Foundation ... Read More
Mar 21, 2023
ANNOUNCE: KAM Ruleset Turning PCCC Wild RBL Back On
The Foundation is pleased to announce that users of the KAM ruleset will once again have the free use of the PCCC Wild RBL. The RBL was previously removed from use due to its popularity. Thanks go to for donating the servers and as always thanks to PCCC for the datafeed. The ... Read More
Sep 01, 2021
Do we Need to Prove Phishing Works?
At the McGrail Foundation, we believe that education is the best way to help users safer in a world of scams not testing users with fake phishes. For example, in September 2020, the Chicago Tribune wanted to test its cyber defenses by phishing their employees. The only problem? The phishing email ... Read More
Aug 27, 2021
MIMEDefang Releases Version 2.85
MIMEDefang is a highly flexible and configurable email filter program that was originally written by Roaring Penguin and Dianne F. Skoll. It is maintained by the McGrail Foundation. With the release of MIMEDefang version 2.85 this week, we wanted to produce a quick start. More can be found ... Read More
May 19, 2021
Contribute at No Cost with Amazon Smile
Want to help make a difference while you shop in the Amazon app, at no extra cost to you? Simply follow the instructions below to select "McGrail Foundation" as your charity and activate AmazonSmile in the app. They'll donate a portion of your eligible mobile app purchases to us. How it works: ... Read More