diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 4a420692a70..51f582745ed 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -218,6 +218,9 @@ Release 0.23.1 - Unreleased
 
     HADOOP-7939. Improve Hadoop subcomponent integration in Hadoop 0.23. (rvs via tucu)
 
+    HADOOP-8002. SecurityUtil acquired token message should be a debug rather than info.
+    (Arpit Gupta via mahadev)
+
   OPTIMIZATIONS
 
   BUG FIXES
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/SecurityUtil.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/SecurityUtil.java
index abf9f3aa80a..26858874649 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/SecurityUtil.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/SecurityUtil.java
@@ -409,7 +409,9 @@ public class SecurityUtil {
     Text service = buildTokenService(addr);
     if (token != null) {
       token.setService(service);
-      LOG.info("Acquired token "+token);  // Token#toString() prints service
+      if (LOG.isDebugEnabled()) {
+        LOG.debug("Acquired token "+token);  // Token#toString() prints service
+      }
     } else {
       LOG.warn("Failed to get token for service "+service);
     }