diff --git a/integration/scripts/files/elements/ubuntu-cassandra/install.d/10-cassandra b/integration/scripts/files/elements/ubuntu-cassandra/install.d/10-cassandra
index aa9e24bfa9..54e34d68cd 100755
--- a/integration/scripts/files/elements/ubuntu-cassandra/install.d/10-cassandra
+++ b/integration/scripts/files/elements/ubuntu-cassandra/install.d/10-cassandra
@@ -4,16 +4,16 @@ set -ex
 set -o xtrace
 
 export DEBIAN_FRONTEND=noninteractive
-apt-get install -qy curl
+apt-get --allow-unauthenticated install -qy curl
 echo "deb http://debian.datastax.com/community stable main" >> /etc/apt/sources.list.d/cassandra.sources.list
 curl -L http://debian.datastax.com/debian/repo_key | apt-key add -
 apt-get update
-apt-get install -qy openjdk-7-jdk expect python-dev
-apt-get install -qy libxml2-dev ntp mc
-apt-get install -qy libxslt1-dev python-pexpect
-apt-get install -qy python-migrate build-essential
+apt-get --allow-unauthenticated install -qy openjdk-7-jdk expect python-dev
+apt-get --allow-unauthenticated install -qy libxml2-dev ntp mc
+apt-get --allow-unauthenticated install -qy libxslt1-dev python-pexpect
+apt-get --allow-unauthenticated install -qy python-migrate build-essential
 
-apt-get install dsc21=2.1.* cassandra=2.1.* -qy
+apt-get --allow-unauthenticated install dsc21=2.1.* cassandra=2.1.* -qy
 
 # The Python Driver 2.0 for Apache Cassandra.
 pip2 install cassandra-driver
diff --git a/integration/scripts/files/elements/ubuntu-couchbase/install.d/10-couchbase b/integration/scripts/files/elements/ubuntu-couchbase/install.d/10-couchbase
index 0dc67d8bd8..1303fdfd6a 100755
--- a/integration/scripts/files/elements/ubuntu-couchbase/install.d/10-couchbase
+++ b/integration/scripts/files/elements/ubuntu-couchbase/install.d/10-couchbase
@@ -2,7 +2,7 @@ set -e
 set -o xtrace
 
 export DEBIAN_FRONTEND=noninteractive
-apt-get install -qy curl
-apt-get install -qy libssl0.9.8
+apt-get --allow-unauthenticated install -qy curl
+apt-get --allow-unauthenticated install -qy libssl0.9.8
 curl -O http://packages.couchbase.com/releases/2.2.0/couchbase-server-community_2.2.0_x86_64.deb
 INSTALL_DONT_START_SERVER=1 dpkg -i couchbase-server-community_2.2.0_x86_64.deb
diff --git a/integration/scripts/files/elements/ubuntu-couchdb/install.d/10-couchdb b/integration/scripts/files/elements/ubuntu-couchdb/install.d/10-couchdb
index 77871d3f33..b53f7faa46 100755
--- a/integration/scripts/files/elements/ubuntu-couchdb/install.d/10-couchdb
+++ b/integration/scripts/files/elements/ubuntu-couchdb/install.d/10-couchdb
@@ -6,14 +6,14 @@ set -o xtrace
 export DEBIAN_FRONTEND=noninteractive
 
 # install the ppa-finding tool for ubuntu 12.0.4 release
-apt-get install -y python-software-properties
+apt-get --allow-unauthenticated install -y python-software-properties
 add-apt-repository -y ppa:couchdb/stable
 # update cached list of packages
 apt-get update -y
 # remove any existing couchdb binaries
 apt-get remove -yf couchdb couchdb-bin couchdb-common
 # install couchdb
-apt-get install -yV couchdb
+apt-get --allow-unauthenticated install -yV couchdb
 # install curl to provide a way to interact with CouchDB
 # over HTTP REST API
-apt-get install -qy curl
+apt-get --allow-unauthenticated install -qy curl
diff --git a/integration/scripts/files/elements/ubuntu-db2/install.d/10-db2 b/integration/scripts/files/elements/ubuntu-db2/install.d/10-db2
index 63bc3bf739..4495e95a51 100755
--- a/integration/scripts/files/elements/ubuntu-db2/install.d/10-db2
+++ b/integration/scripts/files/elements/ubuntu-db2/install.d/10-db2
@@ -19,8 +19,8 @@ echo "127.0.0.1 ${host_name}" >> /etc/hosts
 tar -xvzf /tmp/in_target.d/db2.tar.gz
 
 # installing dependencies
-apt-get install libaio1
-apt-get install libstdc++6
+apt-get --allow-unauthenticated install libaio1
+apt-get --allow-unauthenticated install libstdc++6
 
 # start the installation process. Accepts the default installation directory '/opt/ibm/db2/V10.5'
 ${DB2_PKG_LOCATION}/expc/db2_install -b /opt/ibm/db2/V10.5 -f sysreq -l ${DB2_PKG_LOCATION}/db2_install.log
diff --git a/integration/scripts/files/elements/ubuntu-guest/install.d/05-base-apps b/integration/scripts/files/elements/ubuntu-guest/install.d/05-base-apps
index 5cd392b2c4..3a8cacfb6d 100755
--- a/integration/scripts/files/elements/ubuntu-guest/install.d/05-base-apps
+++ b/integration/scripts/files/elements/ubuntu-guest/install.d/05-base-apps
@@ -7,4 +7,4 @@ set -e
 set -o xtrace
 
 export DEBIAN_FRONTEND=noninteractive
-apt-get -y install ntp apparmor-utils
+apt-get --allow-unauthenticated -y install ntp apparmor-utils
diff --git a/integration/scripts/files/elements/ubuntu-guest/install.d/15-trove-dep b/integration/scripts/files/elements/ubuntu-guest/install.d/15-trove-dep
index 697d3610d0..c79ad87756 100755
--- a/integration/scripts/files/elements/ubuntu-guest/install.d/15-trove-dep
+++ b/integration/scripts/files/elements/ubuntu-guest/install.d/15-trove-dep
@@ -7,7 +7,7 @@ set -e
 set -o xtrace
 
 export DEBIAN_FRONTEND=noninteractive
-apt-get -y install python-dev libxml2-dev libxslt1-dev python-setuptools \
+apt-get --allow-unauthenticated -y install python-dev libxml2-dev libxslt1-dev python-setuptools \
     python-pip python-sqlalchemy python-lxml \
     python-routes python-eventlet python-webob \
     python-pastedeploy python-paste python-netaddr \
diff --git a/integration/scripts/files/elements/ubuntu-guest/pre-install.d/04-baseline-tools b/integration/scripts/files/elements/ubuntu-guest/pre-install.d/04-baseline-tools
index 1a8647f510..8360ddfc3b 100755
--- a/integration/scripts/files/elements/ubuntu-guest/pre-install.d/04-baseline-tools
+++ b/integration/scripts/files/elements/ubuntu-guest/pre-install.d/04-baseline-tools
@@ -4,4 +4,4 @@
 set -e
 set -o xtrace
 
-apt-get install -y language-pack-en python-software-properties
\ No newline at end of file
+apt-get --allow-unauthenticated install -y language-pack-en python-software-properties
\ No newline at end of file
diff --git a/integration/scripts/files/elements/ubuntu-mongodb/install.d/20-mongodb b/integration/scripts/files/elements/ubuntu-mongodb/install.d/20-mongodb
index 6a95d2f03d..4ab5c3493e 100755
--- a/integration/scripts/files/elements/ubuntu-mongodb/install.d/20-mongodb
+++ b/integration/scripts/files/elements/ubuntu-mongodb/install.d/20-mongodb
@@ -5,4 +5,4 @@ set -o xtrace
 
 export DEBIAN_FRONTEND=noninteractive
 
-apt-get -y install mongodb-org=3.2.6
+apt-get --allow-unauthenticated -y install mongodb-org=3.2.6
diff --git a/integration/scripts/files/elements/ubuntu-mongodb/pre-install.d/10-mongodb-apt-key b/integration/scripts/files/elements/ubuntu-mongodb/pre-install.d/10-mongodb-apt-key
index 1538d61cb0..1345f50838 100755
--- a/integration/scripts/files/elements/ubuntu-mongodb/pre-install.d/10-mongodb-apt-key
+++ b/integration/scripts/files/elements/ubuntu-mongodb/pre-install.d/10-mongodb-apt-key
@@ -5,7 +5,7 @@ set -o xtrace
 
 [ -n "${RELEASE}" ] || die "RELEASE must be set to either Precise or Quantal"
 
-apt-get -y install software-properties-common
+apt-get --allow-unauthenticated -y install software-properties-common
 
 apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv EA312927
 
diff --git a/integration/scripts/files/elements/ubuntu-percona/install.d/30-mysql b/integration/scripts/files/elements/ubuntu-percona/install.d/30-mysql
index 5d5b4265a6..d5a8ac5b50 100755
--- a/integration/scripts/files/elements/ubuntu-percona/install.d/30-mysql
+++ b/integration/scripts/files/elements/ubuntu-percona/install.d/30-mysql
@@ -14,4 +14,4 @@ export DEBIAN_FRONTEND=noninteractive
 if [[ $BRANCH_OVERRIDE == "stable/kilo" || $BRANCH_OVERRIDE == "stable/liberty" ]]; then
     PXB_VERSION_OVERRIDE="-22"
 fi
-apt-get -y install percona-toolkit percona-server-common-5.6  percona-server-server-5.6 percona-server-test-5.6  percona-server-client-5.6 percona-xtrabackup${PXB_VERSION_OVERRIDE}
+apt-get --allow-unauthenticated -y install percona-toolkit percona-server-common-5.6  percona-server-server-5.6 percona-server-test-5.6  percona-server-client-5.6 percona-xtrabackup${PXB_VERSION_OVERRIDE}
diff --git a/integration/scripts/files/elements/ubuntu-postgresql/install.d/30-postgresql b/integration/scripts/files/elements/ubuntu-postgresql/install.d/30-postgresql
index f3a107a4ae..d5b5f50509 100755
--- a/integration/scripts/files/elements/ubuntu-postgresql/install.d/30-postgresql
+++ b/integration/scripts/files/elements/ubuntu-postgresql/install.d/30-postgresql
@@ -31,7 +31,7 @@ exit \$?
 
 _EOF_
 
-apt-get -y install postgresql-9.4 postgresql-contrib-9.4 postgresql-server-dev-9.4
+apt-get --allow-unauthenticated -y install postgresql-9.4 postgresql-contrib-9.4 postgresql-server-dev-9.4
 
 ###########################################
 # Hack alert:
@@ -50,19 +50,19 @@ git clone https://github.com/vmware/pg_rewind.git --branch REL9_4_STABLE
 
 dev_pkgs="libreadline-dev libkrb5-dev libssl-dev libpam-dev libxml2-dev libxslt-dev libedit-dev libselinux1-dev bison flex"
 
-apt-get install $dev_pkgs -y
+apt-get --allow-unauthenticated install $dev_pkgs -y
 
 # Unfortunately, on ubuntu, was not able to get pg_rewind to build
 # outside of the pgsql source tree. Configure and compile postgres
 # but only call make install against the contrib/pg_rewind directory
 # so that support library is accessible to the server
 cd $tmpdir/postgres
-./configure 
+./configure
 make
 cd contrib/pg_rewind
 make install
 
-# Make the pg_rewind binary and the library used by the 
+# Make the pg_rewind binary and the library used by the
 # pg_rewind stored procedures accessible
 ln -s /usr/local/pgsql/bin/pg_rewind /usr/bin/pg_rewind
 ln -s /usr/local/pgsql/lib/pg_rewind_support.so /usr/lib/postgresql/9.4/lib/pg_rewind_support.so
@@ -75,5 +75,5 @@ apt-get remove -y $dev_pkgs
 ################################
 
 # Install the native Python client.
-apt-get -y install libpq-dev
+apt-get --allow-unauthenticated -y install libpq-dev
 pip2 install psycopg2
diff --git a/integration/scripts/files/elements/ubuntu-pxc/install.d/30-mysql b/integration/scripts/files/elements/ubuntu-pxc/install.d/30-mysql
index ae658957e2..d9f2f42772 100755
--- a/integration/scripts/files/elements/ubuntu-pxc/install.d/30-mysql
+++ b/integration/scripts/files/elements/ubuntu-pxc/install.d/30-mysql
@@ -7,7 +7,7 @@ set -e
 set -o xtrace
 
 export DEBIAN_FRONTEND=noninteractive
-apt-get -y install percona-xtradb-cluster-server-5.6 percona-xtradb-cluster-client-5.6 percona-xtrabackup
+apt-get --allow-unauthenticated -y install percona-xtradb-cluster-server-5.6 percona-xtradb-cluster-client-5.6 percona-xtrabackup
 
 # Don't auto start mysql (we'll start it up in guest)
 update-rc.d mysql defaults
diff --git a/integration/scripts/files/elements/ubuntu-redis/install.d/30-redis b/integration/scripts/files/elements/ubuntu-redis/install.d/30-redis
index 6930f5198d..84b091f16d 100755
--- a/integration/scripts/files/elements/ubuntu-redis/install.d/30-redis
+++ b/integration/scripts/files/elements/ubuntu-redis/install.d/30-redis
@@ -34,7 +34,7 @@ _EOF_
 
 add-apt-repository -y ppa:chris-lea/redis-server
 apt-get -y update
-apt-get install -y redis-server
+apt-get --allow-unauthenticated install -y redis-server
 
 cat > "/etc/default/redis-server" << _EOF_
 # Call ulimit -n with this argument prior to invoking Redis itself.
diff --git a/integration/scripts/files/elements/ubuntu-trusty-mariadb/install.d/30-mariadb b/integration/scripts/files/elements/ubuntu-trusty-mariadb/install.d/30-mariadb
index 065c2f9870..eba83c70d1 100755
--- a/integration/scripts/files/elements/ubuntu-trusty-mariadb/install.d/30-mariadb
+++ b/integration/scripts/files/elements/ubuntu-trusty-mariadb/install.d/30-mariadb
@@ -10,7 +10,7 @@ export DEBIAN_FRONTEND=noninteractive
 
 # NOTE(vkmc): Using MariaDB repositories is required
 # https://mariadb.com/kb/en/mariadb/installing-mariadb-deb-files/
-apt-get -y install software-properties-common
+apt-get --allow-unauthenticated -y install software-properties-common
 apt-key adv --recv-keys --keyserver hkp://keyserver.ubuntu.com:80 0xcbcb082a1bb943db
 add-apt-repository 'deb http://ftp.osuosl.org/pub/mariadb/repo/10.1/ubuntu trusty main'
 
@@ -25,8 +25,8 @@ apt-get -y update
 if [[ $BRANCH_OVERRIDE == "stable/kilo" || $BRANCH_OVERRIDE == "stable/liberty" ]]; then
     PXB_VERSION_OVERRIDE="-22"
 fi
-apt-get -y install socat percona-xtrabackup${PXB_VERSION_OVERRIDE}
-apt-get -y install libmariadbclient18 mariadb-server
+apt-get --allow-unauthenticated -y install socat percona-xtrabackup${PXB_VERSION_OVERRIDE}
+apt-get --allow-unauthenticated -y install libmariadbclient18 mariadb-server
 
 cat >/etc/mysql/conf.d/no_perf_schema.cnf <<_EOF_
 [mysqld]
diff --git a/integration/scripts/files/elements/ubuntu-trusty-mysql/install.d/30-mysql b/integration/scripts/files/elements/ubuntu-trusty-mysql/install.d/30-mysql
index d31292eca0..887bda2f9d 100755
--- a/integration/scripts/files/elements/ubuntu-trusty-mysql/install.d/30-mysql
+++ b/integration/scripts/files/elements/ubuntu-trusty-mysql/install.d/30-mysql
@@ -15,7 +15,7 @@ export DEBIAN_FRONTEND=noninteractive
 if [[ $BRANCH_OVERRIDE == "stable/kilo" || $BRANCH_OVERRIDE == "stable/liberty" ]]; then
     PXB_VERSION_OVERRIDE="-22"
 fi
-apt-get -y install libmysqlclient18 mysql-server-5.6 percona-xtrabackup${PXB_VERSION_OVERRIDE}
+apt-get --allow-unauthenticated -y install libmysqlclient18 mysql-server-5.6 percona-xtrabackup${PXB_VERSION_OVERRIDE}
 
 cat >/etc/mysql/conf.d/no_perf_schema.cnf <<_EOF_
 [mysqld]
diff --git a/integration/scripts/files/elements/ubuntu-vertica/install.d/97-vertica b/integration/scripts/files/elements/ubuntu-vertica/install.d/97-vertica
index 2d50bc6a78..bd2b72aca6 100755
--- a/integration/scripts/files/elements/ubuntu-vertica/install.d/97-vertica
+++ b/integration/scripts/files/elements/ubuntu-vertica/install.d/97-vertica
@@ -13,11 +13,11 @@ export DEBIAN_FRONTEND=noninteractive
 dd if=/tmp/in_target.d/vertica.deb of=/vertica.deb
 
 # Install base packages
-apt-get install -qy build-essential bc iptables
-apt-get install -qy curl sysstat pstack mcelog
-apt-get install -qy python-dev g++ unixODBC unixODBC-dev dialog
-apt-get install -qy dialog libbz2-dev libboost-all-dev libcurl4-gnutls-dev
-apt-get install -qy openjdk-7-jdk
+apt-get --allow-unauthenticated install -qy build-essential bc iptables
+apt-get --allow-unauthenticated install -qy curl sysstat pstack mcelog
+apt-get --allow-unauthenticated install -qy python-dev g++ unixODBC unixODBC-dev dialog
+apt-get --allow-unauthenticated install -qy dialog libbz2-dev libboost-all-dev libcurl4-gnutls-dev
+apt-get --allow-unauthenticated install -qy openjdk-7-jdk
 
 # Install Vertica package
 dpkg -i /vertica.deb
diff --git a/integration/scripts/files/elements/ubuntu-xenial-mysql/install.d/30-mysql b/integration/scripts/files/elements/ubuntu-xenial-mysql/install.d/30-mysql
index 9f0133f466..75ccdc6651 100755
--- a/integration/scripts/files/elements/ubuntu-xenial-mysql/install.d/30-mysql
+++ b/integration/scripts/files/elements/ubuntu-xenial-mysql/install.d/30-mysql
@@ -11,7 +11,7 @@ export DEBIAN_FRONTEND=noninteractive
 add-apt-repository 'deb http://archive.ubuntu.com/ubuntu trusty universe'
 apt-get -y  update
 
-apt-get -y install mysql-client-5.6 mysql-server-5.6 percona-xtrabackup${PXB_VERSION_OVERRIDE}
+apt-get --allow-unauthenticated -y install mysql-client-5.6 mysql-server-5.6 percona-xtrabackup${PXB_VERSION_OVERRIDE}
 
 cat >/etc/mysql/conf.d/no_perf_schema.cnf <<_EOF_
 [mysqld]
diff --git a/integration/scripts/trovestack b/integration/scripts/trovestack
index a25894f3f2..4f4ebfb9f8 100755
--- a/integration/scripts/trovestack
+++ b/integration/scripts/trovestack
@@ -672,7 +672,7 @@ function install_test_packages() {
 	        sudo -H $HTTP_PROXY curl http://packages.couchbase.com/ubuntu/couchbase.key | sudo apt-key add -
 	        echo "deb http://packages.couchbase.com/ubuntu trusty trusty/main" | sudo tee /etc/apt/sources.list.d/couchbase-csdk.list
 	        sudo -H $HTTP_PROXY apt-get update
-	        sudo -H $HTTP_PROXY apt-get -y install libcouchbase-dev
+	        sudo -H $HTTP_PROXY apt-get --allow-unauthenticated -y install libcouchbase-dev
 	        sudo -H $HTTP_PROXY pip install --upgrade couchbase
         fi
     fi