compcrypt enable you to easily generate encrypted backups

lib/compcrypt.sh

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+#!/bin/bash
+
+# Generate encrypted archive easily
+
+#      latest version: github.rely.io/systools/
+#      contact: aaron.ounnoughene@uwaterloo.ca
+
+# Your GPG ID
+# GPG=
+
+if [ -z $GPG ]; then echo "######################"; echo "#      FIRST USE     #"; echo "######################"; echo "Please set the variable GPG to your key id"; exit 0; fi
+
+target=${2%/}
+
+if [ "$1" == "-c" ] ; then
+  tar -cjf $target.tar.bz2 $target && \
+  gpg -r $GPG --encrypt $target.tar.bz2 && \
+  rm $target.tar.bz2 && \
+  rm -r $target && \
+  mv $target.tar.bz2.gpg ${target%.*}.gsa
+  echo "success: $target.gsa is an encrypted archive"
+  exit 0
+fi
+
+if [ "$1" == "-e" ] ; then
+  gpg --output ${target%.*} --decrypt $target && \
+  tar -xjf ${target%.*} && \
+  rm -v $target
+  echo "success: ${target%.*} is a clear directory"
+  exit 0
+fi
+
+echo "comprcrypt -ce /path/to/target"
+echo "     -c : compress"
+echo "     -e : extract"
+exit 1