diff --git a/Dockerfiles/work/data/docker-entrypoint.d/41-update-ca-certificates.sh b/Dockerfiles/work/data/docker-entrypoint.d/41-update-ca-certificates.sh
new file mode 100755
index 00000000..53c21b3d
--- /dev/null
+++ b/Dockerfiles/work/data/docker-entrypoint.d/41-update-ca-certificates.sh
@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+set -e
+set -u
+set -o pipefail
+
+
+############################################################
+# Functions
+############################################################
+
+###
+### Include certificates/CAs into own system
+###
+update_ca_certificates() {
+	local dir="${1}"
+	local debug="${2}"
+
+	if [ -d "${dir}" ]; then
+		for cert in $( find "${dir}" -name \*.crt ); do
+			name="$( basename "${cert}" )"
+			run "cp ${cert} /usr/local/share/ca-certificates/devilbox-${name}" "${debug}"
+		done
+	fi
+	run "update-ca-certificates" "${debug}"
+}
diff --git a/Dockerfiles/work/data/docker-entrypoint.sh b/Dockerfiles/work/data/docker-entrypoint.sh
index fceedc10..f5ffc668 100755
--- a/Dockerfiles/work/data/docker-entrypoint.sh
+++ b/Dockerfiles/work/data/docker-entrypoint.sh
@@ -182,6 +182,12 @@ run "chmod 0755 /shared/backups" "${DEBUG_LEVEL}"
 run "chmod 0755 /shared/httpd" "${DEBUG_LEVEL}"
 
 
+###
+### Update ca-certificates
+###
+update_ca_certificates "/ca" "${DEBUG_LEVEL}"
+
+
 ###
 ### Startup
 ###
diff --git a/README.md b/README.md
index 67316c4e..e64b4861 100644
--- a/README.md
+++ b/README.md
@@ -697,7 +697,7 @@ Have a look at the following table to see all offered volumes for each Docker im
    <td colspan="3"></td>
   </tr>
   <tr>
-   <td rowspan="2"><strong>work</strong></td>
+   <td rowspan="3"><strong>work</strong></td>
    <td><code>/etc/bashrc-devilbox.d</code></td>
    <td>Mount this directory into your host computer and add custom configuration files for <code>bash</code> and other tools.</td>
   </tr>
@@ -705,6 +705,10 @@ Have a look at the following table to see all offered volumes for each Docker im
    <td><code>/shared/backups</code></td>
    <td>Mount this directory into your host computer to access MySQL backups created by <a href="https://mysqldump-secure.org" >mysqldump-secure</a>.</td>
   </tr>
+  <tr>
+   <td><code>/ca</code></td>
+   <td>Mount this directory into your host computer to bake any *.crt file that is located in there as a trusted SSL entity.</td>
+  </tr>
  </tbody>
 </table>