In recent days the application of messages Signal has become quite popular.
Signal is a free messaging and voice chat application. It is available for both Android as well as for iOS, but can also be used through computer. The users They can send messages as well as make voice and video calls. It is said that Signal is very focused on safety of data of its users.
If, however, you want to add an extra level security in the application, you can lock your messages with a passcode (or other method), utilizing the screen lock features of your smartphone.
By activating the "Screen Lock" function on your iPhone or iPad, your messages will not be visible until they are unlocked using Face ID, Touch ID or the lock screen password. The same goes for Android. You will need to authenticate using either your fingerprint or a traditional password or PIN.
Then click on profile picture in the upper left corner. If you have not added an image, you will find your username initials.
Go to “Privacy”(Privacy) in the menu that appears.
End, enable the "Screen Lock" setting (Screen Lock).
Once the lock function is activated, you can adjust the “Screen Lock Timeout“. In essence, this setting allows you to adjust the amount of time it takes the Signal to lock.
From the window that appears, select one of the 6 available options (1 minute, 3, 5, 15, 30 minutes, 1 hour, immediately).
After following the steps above, you can exit application. The Signal will lock after the time limit you have selected and so your messages will remain safe.
The next time you want to send a message via Signal, you will need to unlock the application using the password access phone or tablet, PIN, pattern, fingerprint, Face ID or any other method security use on your device.