diff --git a/compute/encryption/requirements.txt b/compute/encryption/requirements.txt
index f4967ba569c4..beda8c918921 100644
--- a/compute/encryption/requirements.txt
+++ b/compute/encryption/requirements.txt
@@ -1,4 +1,4 @@
-cryptography==2.9.1
+cryptography==2.9.2
 requests==2.23.0
 google-api-python-client==1.8.0
 google-auth==1.14.0
diff --git a/iap/requirements.txt b/iap/requirements.txt
index 91ff2a6af457..08b6a43d46f2 100644
--- a/iap/requirements.txt
+++ b/iap/requirements.txt
@@ -1,4 +1,4 @@
-cryptography==2.9.1
+cryptography==2.9.2
 flask==1.1.2
 google-auth==1.14.1
 gunicorn==20.0.4
diff --git a/iot/api-client/codelabs/requirements.txt b/iot/api-client/codelabs/requirements.txt
index 6944b0de8c1c..8ad04c289b15 100644
--- a/iot/api-client/codelabs/requirements.txt
+++ b/iot/api-client/codelabs/requirements.txt
@@ -1,3 +1,3 @@
-cryptography==2.9.1
+cryptography==2.9.2
 paho-mqtt==1.5.0
 pyjwt==1.7.1
diff --git a/iot/api-client/end_to_end_example/requirements.txt b/iot/api-client/end_to_end_example/requirements.txt
index 860555d39e64..189e8ce4af9b 100644
--- a/iot/api-client/end_to_end_example/requirements.txt
+++ b/iot/api-client/end_to_end_example/requirements.txt
@@ -1,4 +1,4 @@
-cryptography==2.9.1
+cryptography==2.9.2
 google-api-python-client==1.8.0
 google-auth-httplib2==0.0.3
 google-auth==1.14.0
diff --git a/iot/api-client/gcs_file_to_device/requirements.txt b/iot/api-client/gcs_file_to_device/requirements.txt
index e571c20342a3..80138c6af015 100644
--- a/iot/api-client/gcs_file_to_device/requirements.txt
+++ b/iot/api-client/gcs_file_to_device/requirements.txt
@@ -4,6 +4,6 @@ google-auth-httplib2==0.0.3
 google-cloud-iot==1.0.0
 google-cloud-pubsub==1.4.2
 google-cloud-storage==1.26.0
-cryptography==2.9.1
+cryptography==2.9.2
 paho-mqtt==1.5.0
 pyjwt==1.7.1
diff --git a/iot/api-client/http_example/requirements.txt b/iot/api-client/http_example/requirements.txt
index 8e7a3f8a2d4d..a868e48367f4 100644
--- a/iot/api-client/http_example/requirements.txt
+++ b/iot/api-client/http_example/requirements.txt
@@ -1,4 +1,4 @@
-cryptography==2.9.1
+cryptography==2.9.2
 google-api-python-client==1.8.0
 google-auth-httplib2==0.0.3
 google-auth==1.14.0
diff --git a/iot/api-client/manager/requirements.txt b/iot/api-client/manager/requirements.txt
index 397b1c1bc9b3..4a3705979660 100644
--- a/iot/api-client/manager/requirements.txt
+++ b/iot/api-client/manager/requirements.txt
@@ -1,4 +1,4 @@
-cryptography==2.9.1
+cryptography==2.9.2
 flaky==3.6.1
 google-api-python-client==1.8.0
 google-auth-httplib2==0.0.3
diff --git a/iot/api-client/mqtt_example/requirements.txt b/iot/api-client/mqtt_example/requirements.txt
index 66877c572e70..6b6bf5396529 100644
--- a/iot/api-client/mqtt_example/requirements.txt
+++ b/iot/api-client/mqtt_example/requirements.txt
@@ -1,4 +1,4 @@
-cryptography==2.9.1
+cryptography==2.9.2
 google-api-python-client==1.8.0
 google-auth-httplib2==0.0.3
 google-auth==1.14.0
diff --git a/kms/api-client/requirements.txt b/kms/api-client/requirements.txt
index 19a906ab2712..6e2cc2a4558b 100644
--- a/kms/api-client/requirements.txt
+++ b/kms/api-client/requirements.txt
@@ -1,2 +1,2 @@
 google-cloud-kms==1.4.0
-cryptography==2.9.1
+cryptography==2.9.2