How can I enable notifications for the desktop app? In Threema, navigate to Settings > Sound & Notifications. picture manually to a contact by tapping “Send profile picture now” in the contact’s detail view. The sole protection of content is insufficient because metadata
To retrieve your ID’s inventory data that’s stored on the Threema server, simply send “info” to the Threema ID *MY3DATA, and you’ll immediately receive a reply in machine-readable form (JSON). Changes made in the system preferences will be lost. What’s special about the desktop app / the web client? 3. Then, compose and send your message like you usually would. Make sure to store this password in a safe place; without it, you
2019: Audit by Lab for IT Security of the Münster University of Applied Sciences, see, mobileNoHash: hash of linked phone number, featureMask: bit mask of features supported by the Threema version in use, pushtoken/voippushtoken: push token of the push services in use (GCM/FCM, APNS, HMS), pushsound/pushgroupsound: name of the chosen sound file for push messages (not used on all platforms), revocationKey: information about revocation password, if set, Navigate to Threema’s contact list, and tap on the profile picture of a contact, Activate the “Send messages with Perfect Forward Secrecy” (Android) or “Perfect Forward Secrecy” (iOS) option. This will cause the link of the old ID to be removed, since every email address or phone number can only be linked to one ID at a time. Make sure that the Threema ID displayed for the contact you want to reach is still actively used by the recipient. by tapping “Done.”, Make sure your data was transferred correctly. system (not self-signed). How do I install the desktop app on Windows? Tap on “Delete data” and uninstall the app. Alternatively, you can create an ID export. To save chats, please create a data backup or use the
To avoid a losing your data, please follow the steps below: Did you purchase Threema in the Google Play Store, but can't see updates or an install button in the Google Play Store? Combined with data from other platforms, the picture that
You can set an ID revocation password under “My Profile > ID Revocation” (Android) or “My Profile > ID Revocation Password” (iOS). When this
As a Swiss company, Threema is also subject to
Selectively delete media files of specific chats: In a chat, select “Media Gallery” in
transmitted via push notification services. group became asynchronous (see above), and add them again. If you have only tried one network, please attempt to make a call using a different network (e.g. (If you don’t remember your backup’s password, it cannot be recovered.). Forgot Your Password ? Where there is no data, there is nothing to be accessed or misused. If we wanted to offer our apps for free, we would have to monetize user data, which, of course, would totally undermine Threema’s purpose (i.e., to protect the users’ data and privacy). Alternatively, tap the phone icon in a chat’s title bar. after rebooting the phone; consequently, the contact synchronization does not work anymore. You can set the video compression in “Threema > Settings > Media.” Increasing the compression allows you to send comparatively long videos. Submit. Please get in
400. * If you are using Threema with an Android Wear smartwatch or an Apple Watch, you can read message previews, see chat pictures, agree/disagree to incoming messages, and answer messages using dictation (or using Scribble on an Apple Watch). It’s available for the regular Threema version for iOS only (Threema Work and Threema for Android are not supported). In other words, mobile devices cut the connection to the app in the background after a while. options: To delete all media files of a certain chat: If some of your friends don’t use Threema yet, you can invite them as follows: Here’s how to verify (or add) the Threema support ID: You can order stickers, mugs, T-shirts and other Threema gear here. Powered by . (As a workaround, you can delete the messages in the menu at the top right.). Features are limited, and data loss might occur. The connection between the app and the servers is secure against MITM attacks because the server authenticates itself to the app based on a public key that is hard-coded into the app and whose corresponding secret key is only known by
Azure AD Authentication and authorization error codes To free up space, you can choose between the following
If the option is activated, it is also possible to choose individual Threema
If the inactive ID connects to the server again, it will no longer be grayed out (after up to 24 hours). Enter the verification code and click Submit . How does the desktop app / the web client work? Once the comparison is finished, they are immediately
We recommend to immediately enable Threema Safe or create an ID export after creating a new Threema ID. Please ask your call partner to change the Echo Cancellation in About Threema > Troubleshooting (form “Hardware echo cancellation” to “Software echo cancellation” or vice versa). What do the symbols next to a message mean? Learn how to store your Threema Safe backup on your own server in this guide. Neither contents nor details about messages are transmitted via FCM (the FCM payload is empty), and all of Firebase’s tracking and analysis components have been removed. You or the service you are using that hit v1/token endpoint is taking too long to call the token endpoint. Threema cannot change this.
supported by Apple. This algorithm is memory- and computation-intensive in order to render brute-force attacks challenging. For privacy reasons, profile pictures are not stored on a server, they are transmitted between users upon
number. To permanently delete your Threema
How can I invite friends to join Threema? What can I do? touch with Xiaomi to learn more. The app price covers these costs. A button will appear that allows you to reset the app data. Threema uses tried-and-tested asymmetric cryptography to protect messages and calls between sender and recipient (and the communication between the app and the servers). this FAQ entry). Instead of a phone number, the Threema ID (a randomly generated eight-digit string) serves as unique identifier. Can Threema somehow recover and send it to me? In Threema, text can be formatted bold, italic, and crossed out. To learn how we handle address-book data, please refer to our Privacy Policy. 4.
Why doesn't my email confirmation link work? - ID.me Help Center Open Threema and restore the previously created backup with our setup wizard. reasons: If a contact has linked a phone number or email address to their ID that is included in your address book, the contact shows up in Threema’s contact list (provided that synchronization is enabled) and is labeled with
starts with “3mid:”. A channel’s ID is a hash of its notification settings. Default Notification Settings for Group Chats. What kind of data is transmitted via push notification services? How can I unlink my Threema ID from an email address or phone number? What’s left to do for you is to enter the ID export’s password and to confirm
It sets itself apart from others in the following respects: Find out how Threema stacks up against other messengers like WhatsApp, Signal, or Telegram in the comprehensive messenger comparison and the in-depth comparison of Threema and WhatsApp. Threema calls are as secure as Threema messages. Threema Work admins can use the setting th_disable_system_backups in their MDM system or in the management cockpit’s app configuration to prevent iCloud and iTunes from including Threema Work data in backups. In the chat, the quoted message is indented and prepended to your new message so that it’s evident what you are referring to. If you have a new iPhone/iPad and move Threema to the new device, Threema 2.0 for desktop will be unlinked and may cause the Threema app to malfunction. The
If available, an iOS-specific contact ID will also be shared. If you would like to use Threema in your organization, please turn to Threema Work, which was specifically designed for this purpose and can be distributed to any number of users without effort. This error message usually appears if it wasn’t possible to check for updates due to network issues. Create an ID export on your previous device: Tap on “My Profile,” then select “ID export,” and activate the option “Include in phone backup” after exporting your ID. involved after the call has been established.) If you have access to the mobile device where your Threema ID is set up, you can change the password as follows: Threema offers different backup options for different use cases. In November 2021, the FZI Research Center for Information Technology in Karlsruhe, Germany, released a comprehensive legal study on the corporate use of messaging services as well as a compact practical guide (both in German), see. The next time you send someone a
message exchange and are end-to-end encrypted. The built-in camera covers basic functionality. the passphrase), the app needs to show a notification. The source code is of the desktop app / web client is available on GitHub. If you experience problems with the transmission of the videos when conducting Threema calls, please connect both smartphones to a different network (e.g., to another Wi-Fi network or to the mobile network) for testing purposes. by tapping “Done.”, Make sure your data was transferred correctly. To transfer your ID, you need a Threema Safe backup. You will also find a step-by-step guide how to carry out the backups. How can I show/hide my contacts’ profile pictures? Is Threema not yet available in your language? Signup for our newsletter to get notified about sales and new products. I have a new ID – How can I delete my old ID? In Settings > Storage Management, you get an overview
I hear my own voice as an echo – What can I do?
Login | MINERVA COLLEGE You can manually trigger the backup process: If the Threema app on your device doesn’t connect to the Threema server for 180 days, your backup will be deleted automatically from the server. If you disable Threema calls, no one can call you via Threema, and you can’t call anyone. What do the three colored dots next to a contact mean? It will not be found during synchronization anymore as the links have been removed. Unsuccessful verification attempts may be due to many reasons: You may have recently moved. on a public wireless network) cannot even learn who is logging in and who is communicating with whom. To function properly, the desktop app and the web client (“Threema Web”) either need an active connection to your iPhone/iPad or a way to wake up your mobile device. two orange dots. If Threema is not listed in “Budget and order history,” you were using another Google Account when you purchased Threema, or you bought it in, In Threema’s main screen, open the menu (by tapping the three vertical dots in the upper right corner), and select “New distribution list”, Select the recipients who shall receive messages sent to this distribution list, and conclude your selection by tapping the check mark in the top right corner, Specify a name for the distribution list, and confirm by tapping “OK”, To select the recipients, long tap on the contacts you want to send the message to. On top of that, scanning someone’s QR code is a
Busy: The recipient either rejected your call or is already talking on the phone to someone else. Your credit report may be locked or . The connection will be restored as soon as the Threema app is running in the foreground again. The backup’s file name is also derived from the user’s password. You can set an ID revocation password under “My Profile > ID Revocation” (Android) or “My Profile > ID Revocation Password” (iOS). To chat from the computer, you can either use the desktop app or the web client (“Threema Web”). To restore a Threema ID, you need an ID export (or a Threema Safe backup). However, the ID will be marked as inactive automatically after three months of inactivity. Where can I find the source code of the desktop app / web client? Why does the web client / the desktop app lose the connection as soon as the mobile device goes into sleeping mode or is locked? Malware that runs in the background on your device can intercept and falsify data without being noticed. If you additionally turn on the Touch ID or Face ID option, your fingerprint or Face ID will unlock your private chats instead of the passcode. On iOS, an additional dialog will appear: make sure the
For this reason, the app has to be purchased again for the
On iOS/iPadOS, it is possible to delete your ID and data directly in the app. note: If you have already entered the code manually, there’s no need to tap the link since your phone number has
download Threema from the Huawei AppGallery. You can try again (perhaps using a different email address) by going back to the “Linked Email” dialog, clearing the address and saving. Some ISPs use greylisting, which causes emails from new senders to be delayed by up to an hour. Purchase via Threema Shop or download via F-Droid. You might be experiencing issues with Threema after upgrading your phone's operating system or making other changes to your phone. or snap a photo, Crop the image, and confirm by tapping “Choose”, To choose who is allowed to see your profile picture, tap “Release profile picture to”, Tap on the camera icon in the current profile picture, Navigate to the “My Profile” tab, and tap on your current profile picture, Tap on your current profile picture once again, and select “Delete Photo”. You can, however, use the desktop app or the web client to connect to the device on which your Threema ID is set up. Sending images, videos, voice messages, polls, and locations will be supported in a future release. for the preview to be shown. When starting Threema the next time, you can use the setup wizard to create a new ID or to restore a backup. If you would like to migrate your basic Threema data from one OS
detect manipulations/forgeries. How can the signature of the rpm package be verified? though you have entered the password correctly). you often exchange messages with. martian manhunter relationships. The APNS message contains a payload that has been encrypted with a symmetric key,
How can I purchase and distribute multiple Threema licenses? If you receive unwanted messages (spam, junk messages) from another Threema user, you can block them: A blocked contact doesn’t see if they are blocked. Thank you for your interest in testing the beta version of Threema. Messages and files are stored on the servers until they are successfully delivered or until 14 days have elapsed (whichever happens first). It is recommended to deactivate “Unknown sources” once you have installed Threema. Due to an issue in the update process, updates might fail under certain conditions. settings for you. Will my address book data be sent to your servers? Individual Notification Settings for Group Chats. On iOS/iPadOS, it is possible to delete your ID and data directly in the app. you used for the initial purchase. Threema applies the system-wide font size settings. Individual notification settings override the default notification settings and can be adjusted for each group chat separately. Both on Android and on iOS, the Threema app supports dynamic font sizes and can be controlled by voice. The different sessions are listed in the mobile app, where you can remove and rename them. You can fix this as follows: If you cannot or prefer not to create a new ID, you can also unlink your old ID. When starting Threema the next time, you can use the setup wizard to create a new ID or to restore a backup. Use a password manager. To go back to the chat overview, tap on the arrow in the upper left corner. Poly1305 algorithms. The system should automatically reinstall Threema without losing any data. Start Threema on your new phone. anywhere in the world, call participants might have a hard time to interact with each other due to high latency. ; iOS: In Threema, navigate to My Profile, tap on the QR-code icon in the top right corner, and and scan the QR code below.
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