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Index/Topics/Secure Messaging

Secure Messaging

Secure messaging services and their features

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Jan 26, 2026
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How does DuckDuckGo app's end-to-end encryption capabilities compare to Signal's E2EE for messages and calls?

is a purpose-built, messenger that encrypts messages and voice/video calls by default using a well-regarded protocol and threat model focused on communication confidentiality , whereas ’s recent end-t...

Jan 28, 2026

Which messaging apps provide on-device-only key storage and anonymous registration (no phone number) similar to Signal or DuckDuckGo’s privacy goals?

A small set of modern messengers combine with registration that does not require a phone number or email: chief examples are , , and , while keeps keys on-device but requires a phone number for signup...