Envelope-Content Splitting (ECS), also known as Dynamic Mail Content, is aThunderbird extension that prevents an email provider from reading your emails and spoofing of email addresses.
Envelope-Content Splitting (ECS) is a proprietary add-on designed to work with Mozilla Thunderbird 3.0 and later.
How to Install in Thunderbird:
1. Right-click the link below and choose "Save Link As..." to download and save the file to your hard disk.
2. In Mozilla Thunderbird, open Add-ons from the Tools menu.
3. Click the Install button, and locate/select the file you downloaded and click "OK".
Product's homepage
Requirements:
· Mozilla Thunderbird
What's New in This Release: [ read full changelog ]
· Code changes as per requested by Mozilla.
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