diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index e710739d228..f7d7f9f1b4c 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -197,6 +197,8 @@ Release 2.6.0 - UNRELEASED
     HADOOP-11016. KMS should support signing cookies with zookeeper secret
     manager. (tucu)
 
+    HADOOP-11106. Document considerations of HAR and Encryption. (clamb via wang)
+
   OPTIMIZATIONS
 
     HADOOP-10838. Byte array native checksumming. (James Thomas via todd)
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/site/markdown/HadoopArchives.md.vm b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/site/markdown/HadoopArchives.md.vm
index db0a25f7e4f..be557a73293 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/site/markdown/HadoopArchives.md.vm
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/site/markdown/HadoopArchives.md.vm
@@ -59,6 +59,11 @@ How to Create an Archive
 
   `hadoop archive -archiveName zoo.har -p /foo/bar -r 3 /outputdir`
 
+  If you specify source files that are in an encryption zone, they will be
+  decrypted and written into the archive. If the har file is not located in an
+  encryption zone, then they will be stored in clear (decrypted) form. If the
+  har file is located in an encryption zone they will stored in encrypted form.
+
 How to Look Up Files in Archives
 --------------------------------