-Title: Experience and updated recipe for Using the Signal app without a mobile phone
+Title: Experience and updated recipe for using the Signal app without a mobile phone
Tags: english, debian, sikkerhet, surveillance
Date: 2016-10-10 11:30
<p>The Signal app have worked fine for several months now, and I use
it regularly to chat with my loved ones. I had a major snag at the
end of my summer vacation, when the the app completely forgot my
-setup, identify and keys. The reason behind this major mess was
+setup, identity and keys. The reason behind this major mess was
running out of disk space. To avoid that ever happening again I have
started storing everything in <tt>userdata/</tt> in git, to be able to
roll back to an earlier version if the files are wiped by mistake. I
<p>I've also hit the 90 days timeout blocking, and noticed that this
make it impossible to send messages using Signal. I could still
-receive them, but had to patch the code with a new timestamp to
-send.</p>
+receive them, but had to patch the code with a new timestamp to send.
+I believe the timeout is added by the developers to force people to
+upgrade to the latest version of the app, even when there is no
+protocol changes, to reduce the version skew among the user base and
+thus try to keep the number of support requests down.</p>
<p>Since my original recipe, the Signal source code changed slightly,
making the old patch fail to apply cleanly. Below is an updated
<p>As usual, if you use Bitcoin and want to show your support of my
activities, please send Bitcoin donations to my address
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