Enigmail
Open SourceEnigmail is a robust extension for Mozilla Thunderbird and SeaMonkey, providing comprehensive OpenPGP encryption and digital signing for your email communications. It integrates seamlessly into these email clients, offering a user-friendly way to protect your privacy and ensure the authenticity of your messages.
Key Features
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Seamlessly integrates with Mozilla Thunderbird and SeaMonkey.
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Utilizes the widely trusted OpenPGP standard for strong encryption.
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Open source and free to use, promoting transparency and accessibility.