diff --git a/pkgs/development/python-modules/cryptolyzer/default.nix b/pkgs/development/python-modules/cryptolyzer/default.nix
new file mode 100644
index 000000000000..2fd90b23bee0
--- /dev/null
+++ b/pkgs/development/python-modules/cryptolyzer/default.nix
@@ -0,0 +1,41 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, certvalidator
+, attrs
+, six
+, urllib3
+, cryptoparser
+, requests
+}:
+
+buildPythonPackage rec {
+  pname = "cryptolyzer";
+  version = "0.8.1";
+
+  src = fetchPypi {
+    pname = "CryptoLyzer";
+    inherit version;
+    sha256 = "sha256-FbxSjKxhzlpj3IezuLCQvoeZMG1q+OE/yn5vB/XE1rI=";
+  };
+
+  propagatedBuildInputs = [
+    certvalidator
+    attrs
+    six
+    urllib3
+    cryptoparser
+    requests
+  ];
+
+  doCheck = false; # Tests require networking
+
+  pythonImportsCheck = [ "cryptolyzer" ];
+
+  meta = with lib; {
+    description = "Fast and flexible cryptographic protocol analyzer";
+    homepage = "https://gitlab.com/coroner/cryptolyzer";
+    license = licenses.mpl20;
+    maintainers = with maintainers; [ kranzes ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index c74039731bfb..06c4a1c08f8d 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2027,6 +2027,8 @@ in {
     inherit (pkgs.darwin.apple_sdk.frameworks) Security;
   };
 
+  cryptolyzer = callPackage ../development/python-modules/cryptolyzer { };
+
   cryptoparser = callPackage ../development/python-modules/cryptoparser { };
 
   crytic-compile = callPackage ../development/python-modules/crytic-compile { };