Bumping version number to 1.2.1.

PiperOrigin-RevId: 221436661
GitOrigin-RevId: 7e3e6a1c69adac8c6e66d40ebfce00e5e4831ec4
diff --git a/README.md b/README.md
index 8710833..e979ccf 100644
--- a/README.md
+++ b/README.md
@@ -81,11 +81,11 @@
 
 ## Current Status
 
-*   [Java and Android](docs/JAVA-HOWTO.md),
-    [C++](docs/CPP-HOWTO.md) and [Obj-C](docs/OBJC-HOWTO.md)
-    are field tested and ready for production. The latest version is
-    [1.2.0](https://github.com/google/tink/releases/tag/v1.2.0),
-    released on 2018-08-09.
+*   [Java and Android](docs/JAVA-HOWTO.md), [C++](docs/CPP-HOWTO.md) and
+    [Obj-C](docs/OBJC-HOWTO.md) are field tested and ready for production. The
+    latest version is
+    [1.2.1](https://github.com/google/tink/releases/tag/v1.2.1), released on
+    2018-11-15.
 
 *   Tink for Go and JavaScript are in active development.
 
diff --git a/apps/paymentmethodtoken/README.md b/apps/paymentmethodtoken/README.md
index a719f4e..37ad932 100644
--- a/apps/paymentmethodtoken/README.md
+++ b/apps/paymentmethodtoken/README.md
@@ -3,9 +3,9 @@
 ## Latest release
 
 The most recent release is
-[1.2.0](https://github.com/google/tink/releases/tag/v1.2.0), released
+[1.2.1](https://github.com/google/tink/releases/tag/v1.2.1), released
 2018-08-09. API docs can be found
-[here](https://google.github.com/tink/javadoc/apps-paymentmethodtoken/1.2.0).
+[here](https://google.github.com/tink/javadoc/apps-paymentmethodtoken/1.2.1).
 
 The Maven group ID is `com.google.crypto.tink`, and the artifact ID is
 `apps-paymentmethodtoken`.
@@ -16,7 +16,7 @@
 <dependency>
   <groupId>com.google.crypto.tink</groupId>
   <artifactId>apps-paymentmethodtoken</artifactId>
-  <version>1.2.0</version>
+  <version>1.2.1</version>
 </dependency>
 ```
 
diff --git a/apps/webpush/README.md b/apps/webpush/README.md
index 9eb28c7..3db5e88 100644
--- a/apps/webpush/README.md
+++ b/apps/webpush/README.md
@@ -11,7 +11,7 @@
 <dependency>
   <groupId>com.google.crypto.tink</groupId>
   <artifactId>apps-webpush</artifactId>
-  <version>1.2.0</version>
+  <version>1.2.1</version>
 </dependency>
 ```
 
@@ -19,7 +19,7 @@
 
 ```
 dependencies {
-  compile 'com.google.crypto.tink:apps-webpush:1.2.0'
+  compile 'com.google.crypto.tink:apps-webpush:1.2.1'
 }
 ```
 
diff --git a/cc/version_script.lds b/cc/version_script.lds
index 385cd72..cd158e5 100644
--- a/cc/version_script.lds
+++ b/cc/version_script.lds
@@ -1,4 +1,4 @@
-VERS_1.2 {
+VERS_1.2.1 {
   global:
     *tink*;
     *absl*;
diff --git a/docs/JAVA-HOWTO.md b/docs/JAVA-HOWTO.md
index d947ff8..dd50583 100644
--- a/docs/JAVA-HOWTO.md
+++ b/docs/JAVA-HOWTO.md
@@ -16,8 +16,8 @@
 `com.google.crypto.tink`, and the artifact ID is `tink`.
 
 The most recent release is
-[1.2.0](https://github.com/google/tink/releases/tag/v1.2.0), released
-2018-08-09.
+[1.2.1](https://github.com/google/tink/releases/tag/v1.2.1), released
+2018-11-12.
 
 Java developers can add Tink using Maven:
 
@@ -25,7 +25,7 @@
 <dependency>
   <groupId>com.google.crypto.tink</groupId>
   <artifactId>tink</artifactId>
-  <version>1.2.0</version>
+  <version>1.2.1</version>
 </dependency>
 ```
 
@@ -33,7 +33,7 @@
 
 ```
 dependencies {
-  compile 'com.google.crypto.tink:tink-android:1.2.0'
+  compile 'com.google.crypto.tink:tink-android:1.2.1'
 }
 ```
 
@@ -82,10 +82,10 @@
 ## API docs
 
 *   Java:
-    *   [1.2.0](https://google.github.com/tink/javadoc/tink/1.2.0)
+    *   [1.2.1](https://google.github.com/tink/javadoc/tink/1.2.1)
     *   [HEAD-SNAPSHOT](https://google.github.com/tink/javadoc/tink/HEAD-SNAPSHOT)
 *   Android:
-    *   [1.2.0](https://google.github.com/tink/javadoc/tink-android/1.2.0)
+    *   [1.2.1](https://google.github.com/tink/javadoc/tink-android/1.2.1)
     *   [HEAD-SNAPSHOT](https://google.github.com/tink/javadoc/tink-android/HEAD-SNAPSHOT)
 
 ## Important Warnings
diff --git a/objc/CHANGELOG b/objc/CHANGELOG
index 37ccd5a..1304bc5 100644
--- a/objc/CHANGELOG
+++ b/objc/CHANGELOG
@@ -1,3 +1,7 @@
+Version 1.2.1
+==================================
+No changes to the Obj-C implementation.
+
 Version 1.2.0
 ==================================
 Added support for IEEE P1363 signature encoding.