[Introduction]: Signal is a messaging application for simple and private communication with friends. It communicates securely through the network and can encrypt messages stored on mobile phones.
Introduction
Recently, WhatsApp has made some changes to its privacy policy. WhatsApp will share data with Facebook and force users to agree to this change. If the user does not agree, it will be unavailable.
Twitter CEO Jack Dorsey and Tesla founder Musk have called for the use of encrypted communication software Signal.
In addition to Musk, many people are also using this app, such as Oscar-winning director Laura Poitras:
So many people are recommending, what exactly is this Signal?
Signal is a set of open source encrypted communication software, including Android, iOS, desktop and a server. Users who use each client communicate with the server through their own client applications to achieve encrypted communication.
In addition, the founder of Signal is the famous WhatsApp co-founder Brian, but after Facebook acquired WhatsApp, Brian quit and started Signal from scratch.
On January 11th, Signal’s 4 open source repositories were on the GitHub Hot List, occupying the top three positions.
The Signal open source project is divided into several libraries, which can be seen here:
https://github.com/signalapp/
Safe sharing
Signal uses the most advanced end-to-end encryption (supported by the open source Signal protocol) to ensure the security of user conversations. No one can see your information or hear your call. For Signal, privacy encryption is not an optional option. This is exactly how Signal works. Every message, every call, will protect the privacy of communications at any time.
PS: The Signal protocol mentioned above refers to Signal's open source encryption algorithm protocol implementation library. Currently, it supports three languages: Java, C and JavaScript. The corresponding github source code library can be found in the project address above.
Chat casually and relaxedly
Share text, voice, photos, video and GIF files with others for free. Signal uses the mobile phone data connection for communication, which can save the cost of SMS and MMS. And you can make free video calls, eliminating long-distance charges.
Encryption label
You can customize and add a personalized encryption tag, and add it to the chat session, or share it with your friends for common use; it also supports group multi-person chat.
No ads
There are no advertisements, no affiliates, and no terrible signal tracking. Users can share important moments with important people with confidence and focus, without worrying about the theft of their private data.
free
Free to any user, Signal is an independent non-profit organization that has no connection with any large technology company, and will never be acquired by any large technology company. Its development is supported by user funding and donations.
summary
With the development of the Internet, more and more attention has been paid to the privacy of users. With the constant exposure of user data, the protection of personal data privacy has gradually become an urgent need for users. The popularity of Signal overnight is enough to see that users have their own privacy. Attention. If you can't find the corresponding APP download address in China, or cannot communicate with the server, interested children's shoes can try to compile, package and deploy, and experience this popular encrypted chat tool.
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