“The problem with that is that most people pick weak PIN codes. Matthew Green, a cryptographer and computer science professor at Johns Hopkins University, said that this was “the wrong decision,” and that forcing users to create a PIN and use this feature would force him to stop using the app. ”Make the networks dumb and the clients smart.”īut this also means that unlike in the past, Signal now retains certain user data, something that many cybersecurity and cryptography experts see as too dangerous. The purpose of using a PIN is, in the near future, to allow Signal users to be identified by a username, as opposed to their phone number, as Signal founder Moxie Marlinspike explained on Twitter (as we've written before, this is a laudable goal tying Signal to a phone number has its own privacy and security implications). Signal will store that data on servers the company owns, protected by a PIN that the app has initially been asking users to add, and then forced them to. So, do try it out.But a newly added feature that allows users to recover certain data, such as contacts, profile information, settings, and blocked users, has led some high-profile security experts to criticize the app's developers and threaten to stop using it. This is the official desktop app for Signal with all the features available and is better than the third party non-official Signal messenger for Linux Mint and Ubuntu. To remove your added account, click on the Clear data. Click on the Privacy section and then enable that option if needed. You can also manually import contacts and groups from your phone from here.īy default, disappearing messages are off when using the Signal desktop app. To change chat settings, click on the Chats section. To allow permissions like accessing camera and microphone (if the PC has them installed), enable them from the General settings. There are different sections that you can configure. Various settings for the Signal desktop app can be accessed from File > Preferences. You can also send audio, video, and files through this desktop messenger by clicking on their respective icons next to the message box, just as it is while using the phone. To send a message, choose the contacts or groups and use the messaging pane from the right. Click on the search function from the left pane to search your contacts and groups. The Signal main window will now be available. By default, the chat history is excluded from this. The Linux PC is now linked to the phone, and will auto-sync your contacts and groups from the phone to the PC. To complete the setup, click on the Finish linking phone button. On detecting, click on the Link device option.Įnter the name by which you would identify the linked PC. This will open the QR code scanner, scan the QR code displayed on your Linux system with it. Then, click on the dots icon at the right and select Settings. The first thing you need to do is link the Linux PC with the phone app for Signal. For Cinnamon Mint, it will be available from the Internet section. Sudo apt update & sudo apt install signal-desktop
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