diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Revision history for yesod-auth-lti13
 
+## 0.2.0.2 -- 2021-07-28
+
+* lti13: add anonymization of tokens
+
 ## 0.2.0.1 -- 2021-02-26
 
 * Fix version bounds
diff --git a/src/Yesod/Auth/LTI13.hs b/src/Yesod/Auth/LTI13.hs
--- a/src/Yesod/Auth/LTI13.hs
+++ b/src/Yesod/Auth/LTI13.hs
@@ -18,21 +18,33 @@
 --
 --       * Tool link URL: http://localhost:3000
 module Yesod.Auth.LTI13 (
-      PlatformInfo(..)
-    , Issuer
-    , ClientId
-    , Nonce
-    , authLTI13
+    -- * Integration with your site
+      authLTI13
     , authLTI13WithWidget
     , YesodAuthLTI13(..)
+
+    -- * @credsExtra@ getters
     , getLtiIss
     , getLtiSub
     , getLtiToken
+
+    -- * Data model
+    -- ** Token data
     , LtiTokenClaims(..)
     , UncheckedLtiTokenClaims(..)
     , ContextClaim(..)
     , LisClaim(..)
     , Role(..)
+
+    -- *** Anonymization
+    , anonymizeLtiTokenForLogging
+    , AnonymizedLtiTokenClaims(..)
+
+    -- ** Auth
+    , PlatformInfo(..)
+    , Issuer
+    , ClientId
+    , Nonce
     ) where
 
 import Yesod.Core.Widget
diff --git a/yesod-auth-lti13.cabal b/yesod-auth-lti13.cabal
--- a/yesod-auth-lti13.cabal
+++ b/yesod-auth-lti13.cabal
@@ -1,7 +1,7 @@
 cabal-version:       >=1.10
 
 name:                yesod-auth-lti13
-version:             0.2.0.1
+version:             0.2.0.2
 synopsis:            A yesod-auth plugin for LTI 1.3
 description:         A plugin using <https://hackage.haskell.org/package/lti13>
                      to implement IMS Global LTI 1.3 authentication for
@@ -25,7 +25,7 @@
     -- other-extensions:
     build-depends:       base >=4.12 && <5
                        -- these two are always updated in concert with each other
-                       , lti13                             == 0.2.0.1
+                       , lti13                             == 0.2.0.2
                        , base64-bytestring                 >= 1.0.0 && < 1.2
                        , bytestring                        >= 0.10.10 && < 0.11
                        , containers                        >= 0.6.2 && < 0.7