diff --git a/doc/redirects.json b/doc/redirects.json
index 8b66c806017b..18c7f3dda7fa 100644
--- a/doc/redirects.json
+++ b/doc/redirects.json
@@ -1569,6 +1569,9 @@
   "lib.sourceTypes.binaryBytecode": [
     "index.html#lib.sourceTypes.binaryBytecode"
   ],
+  "lib.sourceTypes.obfuscatedCode": [
+    "index.html#lib.sourceTypes.obfuscatedCode"
+  ],
   "chap-passthru": [
     "index.html#chap-passthru"
   ],
diff --git a/doc/stdenv/meta.chapter.md b/doc/stdenv/meta.chapter.md
index fc53dbe37baf..1e1e190b3eda 100644
--- a/doc/stdenv/meta.chapter.md
+++ b/doc/stdenv/meta.chapter.md
@@ -258,6 +258,10 @@ Code to be executed on a peripheral device or embedded controller, built by a th
 
 Code to run on a VM interpreter or JIT compiled into bytecode by a third party. This includes packages which download Java `.jar` files from another source.
 
+### `lib.sourceTypes.obfuscatedCode` {#lib.sourceTypes.obfuscatedCode}
+
+Code which is intentionally obfuscated by a third party, for example by using a code obfuscator or by being distributed in an obfuscated form.
+
 ## Software identifiers {#sec-meta-identifiers}
 
 Package's `meta.identifiers` attribute specifies information about software identifiers associated with this package. Software identifiers are used, for example:
diff --git a/lib/source-types.nix b/lib/source-types.nix
index b055e5d1b656..c9b89a813678 100644
--- a/lib/source-types.nix
+++ b/lib/source-types.nix
@@ -17,4 +17,6 @@ lib.mapAttrs (tname: tset: defaultSourceType tname // tset) {
   binaryBytecode = { };
 
   binaryFirmware = { };
+
+  obfuscatedCode = { };
 }