Description
Another lame chat application
Copiosus is just another P2P chat application. This software is provided "as is" without warranties or conditions of any kind, either expressed or implied. Please download this app only if: - You care about security. - You don't care about a beautiful UI. - You like to try apps other than WhatsApp and Signal. Lame features: - Send messages. - Send files and images. - Block users. Other features: - Two factor authentication - End-to-end encryption using an asymmetric key. - Improved end-to-end security using a security key as a second factor which encrypts data using a shared symmetric key. - Minimal privileges required. - No in app purchases. - No ads. How does end-to-end encryption work in this app: 1. Whenever you send a message M a random symmetric key R is generated 2. R is encrypted using the asymmetric (public) key of the other user resulting in A 3. M is encrypted with R resulting in N 4. If security key S is set: N is encrypted by S 5. N and A is sent to the destination
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About
Bundle Id
verbosus.copiosusMin Os. Version
12.0Release Date
Fri, Aug 16, 2019Update Date
Mon, Aug 15, 2022Content Rating
4+Has IMessage
NoSupport Watch
NoSupport Siri
NoFile Size
10.25MBHas Game Center
NoFamily Sharing
NoSupport Passbook
NoSupported Languages
EnglishSupport
What's New
version
1.4.3updated
1 year agoCrop issue when sending photos in portrait mode
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