diff --git a/pkgs/tools/security/whispers/default.nix b/pkgs/tools/security/whispers/default.nix
new file mode 100644
index 000000000000..07c1f1e707e4
--- /dev/null
+++ b/pkgs/tools/security/whispers/default.nix
@@ -0,0 +1,52 @@
+{ lib
+, fetchFromGitHub
+, python3
+}:
+
+python3.pkgs.buildPythonApplication rec {
+  pname = "whispers";
+  version = "1.5.3";
+
+  src = fetchFromGitHub {
+    owner = "Skyscanner";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-jruUGyoZCyMu015QKtlvfx5WRMfxo/eYUue9wUIWb6o=";
+  };
+
+  propagatedBuildInputs = with python3.pkgs; [
+    astroid
+    beautifulsoup4
+    jproperties
+    luhn
+    lxml
+    python-Levenshtein
+    pyyaml
+  ];
+
+  checkInputs = with python3.pkgs; [
+    pytest-mock
+    pytestCheckHook
+  ];
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace '"pytest-runner"' ""
+  '';
+
+  preCheck = ''
+    # Some tests need the binary available in PATH
+    export PATH=$out/bin:$PATH
+  '';
+
+  pythonImportsCheck = [
+    "whispers"
+  ];
+
+  meta = with lib; {
+    description = "Tool to identify hardcoded secrets in static structured text";
+    homepage = "https://github.com/Skyscanner/whispers";
+    license = with licenses; [ asl20 ];
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index a698cf8fb640..ea5f9f5a3078 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -29151,6 +29151,8 @@ with pkgs;
 
   wafw00f = python3Packages.callPackage ../tools/security/wafw00f { };
 
+  whispers = callPackage ../tools/security/whispers { };
+
   waon = callPackage ../applications/audio/waon { };
 
   w3m = callPackage ../applications/networking/browsers/w3m { };