backup ==&gt; zip&#x2F;rar =&gt; encrypt with pgp or whatever =&gt; split =&gt; upload various parts to different cloud storage providers =&gt; wipe device =&gt; pass checkpoint =&gt; download =&gt; combine =&gt; decrpy =&gt; uncompress =&gt; restore.<p>its not trivial, but its sure easy to do in this day and age.