diff --git a/src/devices/tech/security/images/android_software_stack.png b/src/devices/tech/security/images/android_software_stack.png
new file mode 100644
index 0000000..170ea33
--- /dev/null
+++ b/src/devices/tech/security/images/android_software_stack.png
Binary files differ
diff --git a/src/devices/tech/security/images/permissions_check.png b/src/devices/tech/security/images/permissions_check.png
new file mode 100644
index 0000000..0dc2e02
--- /dev/null
+++ b/src/devices/tech/security/images/permissions_check.png
Binary files differ
diff --git a/src/devices/tech/security/index.jd b/src/devices/tech/security/index.jd
index 1c67377..cb5c881 100644
--- a/src/devices/tech/security/index.jd
+++ b/src/devices/tech/security/index.jd
@@ -64,7 +64,7 @@
   the components below are properly secured. With the exception of a small amount
   of Android OS code running as root, all code above the Linux Kernel is
   restricted by the Application Sandbox.</p>
-<p><img alt="Figure 1: Android software stack" src="images/image00.png" /></p>
+<p><img alt="Figure 1: Android software stack" src="images/android_software_stack.png" /></p>
 <p><em>Figure 1: Android software stack.</em></p>
 <p>The main Android platform building blocks are:</p>
 <ul>
diff --git a/src/devices/tech/security/overview/app-security.jd b/src/devices/tech/security/overview/app-security.jd
index 3f2811c..f25f067 100644
--- a/src/devices/tech/security/overview/app-security.jd
+++ b/src/devices/tech/security/overview/app-security.jd
@@ -239,7 +239,7 @@
   choose to share this information can use Android OS permission checks to
   protect the data from third-party applications.</p>
 <img alt="Access to sensitive user data available only through protected
-APIs" src="../images/image03.png" id="figure2" />
+APIs" src="../images/permissions_check.png" id="figure2" />
 <p class="img-caption">
   <strong>Figure 2.</strong> Access to sensitive user data is available only through protected APIs
 </p>
@@ -339,7 +339,7 @@
   </li>
 </ul>
 <p><img alt="Architecture of Digital Rights Management on Android
-platform" src="../images/image02.png" id="figure3" /></p>
+platform" src="../../../images/ape_fwk_drm_2.png" id="figure3" /></p>
 <p class="img-caption">
   <strong>Figure 3.</strong> Architecture of Digital Rights Management on Android platform
 </p>
diff --git a/src/images/android_framework_details.png b/src/images/android_framework_details.png
index 618f027..ed83453 100644
--- a/src/images/android_framework_details.png
+++ b/src/images/android_framework_details.png
Binary files differ
diff --git a/src/images/android_framework_small.png b/src/images/android_framework_small.png
index 475f58d..6030881 100644
--- a/src/images/android_framework_small.png
+++ b/src/images/android_framework_small.png
Binary files differ