diff --git a/.gitignore b/.gitignore
index d8237a83ad44..cd502da93be4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -34,3 +34,6 @@ docs/
 gcloud-java-wheels/
 src/test/resources/gcd-head.zip
 src/test/resources/gcd-v1beta2-rev1-2.1.1.zip
+
+# API key file containing value of GOOGLE_API_KEY for integration tests
+api_key
diff --git a/.travis.yml b/.travis.yml
index 2093581ee6db..58b2d2621b76 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,30 +1,31 @@
 language: java
 matrix:
   include:
-    - os: linux
-      jdk: oraclejdk8
-    - os: linux
-      jdk: oraclejdk7
-    - os: linux
-      jdk: openjdk7
-    - os: osx
-      # see travis issue https://github.com/travis-ci/travis-ci/issues/2839
-      env: JAVA_HOME=$(/usr/libexec/java_home)
+  - os: linux
+    jdk: oraclejdk8
+  - os: linux
+    jdk: oraclejdk7
+  - os: linux
+    jdk: openjdk7
+  - os: osx
+    env: JAVA_HOME=$(/usr/libexec/java_home)
 before_install:
 - mvn clean
 - git clone -b travis `git config --get remote.origin.url` target/travis
 - cp target/travis/settings.xml ~/.m2/settings.xml
 - cp target/travis/logging.properties logging.properties
-install: mvn install --quiet -Djava.util.logging.config.file=logging.properties -DskipTests=true -Dgpg.skip=true
-script: 
+install: mvn install --quiet -Djava.util.logging.config.file=logging.properties -DskipTests=true
+  -Dgpg.skip=true
+script:
 - travis_wait 60 utilities/verify.sh
 after_success:
 - utilities/after_success.sh
 env:
   global:
-  - secure: "IvdIao/ZBKZ7KcMdbnbpPH5dyujVnr1PAlE9hV+Nu5YujloIDUqTFpSFXB+wnp0CLMlW2kBR6YBhh71mp5M2XSqf+PtWB3b+ts7oz1vwhfUI857P5lMBHapekkNJk874sMjPdAUIprRnRBmVBfZVLMrSDE7LKqnuHXZjSkDGFYk="
-  - secure: "XCtBrBNHGL+c55erAzMGgfCbS7dXSAFrMqIQCiPD6ib9rde3G8aDMvsseY7jSO2ygspB4ubVr+WqNkC5yHMcNUQvkX/auNpSkJbzBFG/2lhC9NBvBAiFJZn5jmcVnQ19vgO2Zjd37B1NrIwT7sW49eVeG0zn/A+qRxWeagPy3SQ="
-  - secure: "YBbdzseg5yDFpQIiMoc3P2BTmqef4o+KAvrLMEbobXjIkiglUQ7UHCoRWClX74fTKAwuC7JvK7o5xJGLnaY43jJADXrGtE8/d44HNJaieE67mNosDYtOiA0iI2uIRFCAnXJCZ8f/iHx2xVMHMNWlwyoil4IUcjj+D7FRcsT5alE="
-  - secure: "Od7BwllgFXVfzFe8ooTNm05TR+Xd5QjHW0oqhU8vclaQs2oX4e0eNIsebXQfLi3xDgd1pz5uUQC/Z4S0NqACwyUuUvPdGYYmRPTR7Dh8HgGJ4ojSdN3RwaHsxUqG7Ajts9rIHOtRpY28xOChVRNX0Z7eAPlvxYU4Ed2ZEo356r0="
-  - secure: "ROxa8HHuba+Dfixljq6poW1+Uwv8EaZUtTTTB7KEtAHJRN8rwoNS4TC0U0PEHcYAL+ivxP3zIfWOCoWreJGoa+V8y9BtLSuamUj/SSsuoHRdJjq5BmcHI/77P11HAzCH6Ul/GxsRB52/IRHwJyfKkh8XUMVSsCl7AG4CKUgt63Y="
-  - secure: "MKZ3y6IYp3Z67T+BO4Brw+my8sRMSMdWWgvUcyBpwQZ64w7ccHJCce4W8WHCPNko/eczHHCJELPG28VNyPTWIV/Jt2ZJ6L9qLCjsQpDPOdJdDaAKc9Df4sm8fB0FBiPVDwMYPQF1/Sy2gK7FZf0YR3LOeoyzswRgmj5bQMdVEeU="
+  - secure: IvdIao/ZBKZ7KcMdbnbpPH5dyujVnr1PAlE9hV+Nu5YujloIDUqTFpSFXB+wnp0CLMlW2kBR6YBhh71mp5M2XSqf+PtWB3b+ts7oz1vwhfUI857P5lMBHapekkNJk874sMjPdAUIprRnRBmVBfZVLMrSDE7LKqnuHXZjSkDGFYk=
+  - secure: XCtBrBNHGL+c55erAzMGgfCbS7dXSAFrMqIQCiPD6ib9rde3G8aDMvsseY7jSO2ygspB4ubVr+WqNkC5yHMcNUQvkX/auNpSkJbzBFG/2lhC9NBvBAiFJZn5jmcVnQ19vgO2Zjd37B1NrIwT7sW49eVeG0zn/A+qRxWeagPy3SQ=
+  - secure: YBbdzseg5yDFpQIiMoc3P2BTmqef4o+KAvrLMEbobXjIkiglUQ7UHCoRWClX74fTKAwuC7JvK7o5xJGLnaY43jJADXrGtE8/d44HNJaieE67mNosDYtOiA0iI2uIRFCAnXJCZ8f/iHx2xVMHMNWlwyoil4IUcjj+D7FRcsT5alE=
+  - secure: Od7BwllgFXVfzFe8ooTNm05TR+Xd5QjHW0oqhU8vclaQs2oX4e0eNIsebXQfLi3xDgd1pz5uUQC/Z4S0NqACwyUuUvPdGYYmRPTR7Dh8HgGJ4ojSdN3RwaHsxUqG7Ajts9rIHOtRpY28xOChVRNX0Z7eAPlvxYU4Ed2ZEo356r0=
+  - secure: ROxa8HHuba+Dfixljq6poW1+Uwv8EaZUtTTTB7KEtAHJRN8rwoNS4TC0U0PEHcYAL+ivxP3zIfWOCoWreJGoa+V8y9BtLSuamUj/SSsuoHRdJjq5BmcHI/77P11HAzCH6Ul/GxsRB52/IRHwJyfKkh8XUMVSsCl7AG4CKUgt63Y=
+  - secure: MKZ3y6IYp3Z67T+BO4Brw+my8sRMSMdWWgvUcyBpwQZ64w7ccHJCce4W8WHCPNko/eczHHCJELPG28VNyPTWIV/Jt2ZJ6L9qLCjsQpDPOdJdDaAKc9Df4sm8fB0FBiPVDwMYPQF1/Sy2gK7FZf0YR3LOeoyzswRgmj5bQMdVEeU=
+  - secure: QlUWsbFDH89PrCC9WZxjON4cylTKBUg7zoYoQiTw90+FCvokaas4PaXDPVmzY1AxPv/ZQWSrcMgLhz43GASD8Ty96bOIKBB8tO6k0FVzff9r9bpiHssNiW0kDp657BFON4UWG75T6wJxKp4jsttvLfhBFMBLKg+fpYlKnaOPqDc=
diff --git a/appveyor.yml b/appveyor.yml
index fc32b35163c7..f11a41a3c2b4 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -18,8 +18,10 @@ environment:
     - JAVA_HOME: C:\Program Files\Java\jdk1.7.0
   GOOGLE_CLOUD_PROJECT:
     secure: hbX+cAXrU588+iTMKyzGOQ==
-  SECRET:
-    secure: P4H6q90j3t0GC527rKUrpMzYs1z4aqzMh7pfNVqr2ZIJB8H07oeaD0zlosK8An15VQw7q5WTWImiU+yzX1aErct+k2uIah0iArGuEcrKOtQV/4JD10P7QHPsSMXdDXFzbDXsDi6Wf4UDQH7tFGPNU+VrCcXPMfkIlMkYg5tD10TktjdCEJ6YNw0J6SldFeDHDyBkVbmP6SAiQTpqjqO3NDI8i15mH84CWNT90khz4t8Wnhyvnv+J3u89w9Lp/AFoJfkrK2fjDUhR3K1flyG689Skyng2NCSF5wZcq5IPGMRqR+18js4MykeybPVNmEtBBZh+rzPey42oxtQPIX9I6KwPfkXlu2tXuPcbPCpHH5Y= 
+  CREDENTIALS_SECRET:
+    secure: P4H6q90j3t0GC527rKUrpMzYs1z4aqzMh7pfNVqr2ZIJB8H07oeaD0zlosK8An15VQw7q5WTWImiU+yzX1aErct+k2uIah0iArGuEcrKOtQV/4JD10P7QHPsSMXdDXFzbDXsDi6Wf4UDQH7tFGPNU+VrCcXPMfkIlMkYg5tD10TktjdCEJ6YNw0J6SldFeDHDyBkVbmP6SAiQTpqjqO3NDI8i15mH84CWNT90khz4t8Wnhyvnv+J3u89w9Lp/AFoJfkrK2fjDUhR3K1flyG689Skyng2NCSF5wZcq5IPGMRqR+18js4MykeybPVNmEtBBZh+rzPey42oxtQPIX9I6KwPfkXlu2tXuPcbPCpHH5Y=
+  API_KEY_SECRET:
+    secure: tlK82v6dlvXT76+w9PNmdf/oABZbzCdiA7JNLE+iUfQ=
 
 # install required tools (maven, secure-file, encrypted files)
 install:
@@ -27,9 +29,12 @@ install:
   - cmd: echo %M2_HOME%
   - ps: $origin = git config --get remote.origin.url; git clone --quiet -b appveyor $origin appveyor
   - cmd: nuget install secure-file -ExcludeVersion
-  - cmd: IF DEFINED SECRET (secure-file\tools\secure-file -decrypt appveyor\key.json.enc -secret %SECRET% -out appveyor\key.json)
-  - cmd: IF DEFINED SECRET (SET GOOGLE_APPLICATION_CREDENTIALS=%APPVEYOR_BUILD_FOLDER%\appveyor\key.json)
-  - cmd: ECHO %GOOGLE_APPLICATION_CREDENTIALS%
+  - cmd: IF DEFINED CREDENTIALS_SECRET (secure-file\tools\secure-file -decrypt appveyor\key.json.enc -secret %CREDENTIALS_SECRET% -out appveyor\key.json)
+  - cmd: IF DEFINED CREDENTIALS_SECRET (SET GOOGLE_APPLICATION_CREDENTIALS=%APPVEYOR_BUILD_FOLDER%\appveyor\key.json)
+  - cmd: ECHO GOOGLE_APPLICATION_CREDENTIALS=%GOOGLE_APPLICATION_CREDENTIALS%
+  - cmd: IF DEFINED API_KEY_SECRET (secure-file\tools\secure-file -decrypt appveyor\api_key.enc -secret %API_KEY_SECRET% -out appveyor\api_key)
+  - cmd: IF DEFINED API_KEY_SECRET (SET /P GOOGLE_API_KEY=<%APPVEYOR_BUILD_FOLDER%\appveyor\api_key)
+  - cmd: ECHO GOOGLE_API_KEY defined
 
 # build and install artifacts
 build_script:
diff --git a/utilities/integration_test_env.sh b/utilities/integration_test_env.sh
index a1bebe4dcb69..41e0d9a73e81 100755
--- a/utilities/integration_test_env.sh
+++ b/utilities/integration_test_env.sh
@@ -1,3 +1,4 @@
 # Export test env variables
 export GCLOUD_PROJECT="gcloud-devel"
 export GOOGLE_APPLICATION_CREDENTIALS=$TRAVIS_BUILD_DIR/signing-tools/gcloud-devel-travis.json
+export GOOGLE_API_KEY=$(< $TRAVIS_BUILD_DIR/signing-tools/api_key)
diff --git a/utilities/verify.sh b/utilities/verify.sh
index db233405ed41..263db299f076 100755
--- a/utilities/verify.sh
+++ b/utilities/verify.sh
@@ -11,6 +11,7 @@ if [ "${TRAVIS_PULL_REQUEST}" == "false" ]; then
     mkdir $TRAVIS_BUILD_DIR/signing-tools
     chmod 700 $TRAVIS_BUILD_DIR/signing-tools
     tar xvf $TRAVIS_BUILD_DIR/signing-tools.tar -C $TRAVIS_BUILD_DIR/signing-tools
+    echo $api_key_password | gpg --passphrase-fd 0 target/travis/api_key.gpg --output $TRAVIS_BUILD_DIR/signing-tools/api_key
 else
     # Skip integration tests when testing pull requests.
     mvn_opts+=" -DskipITs"