diff --git a/CHANGELOG.md b/CHANGELOG.md
index 71949c82..b8f11e2e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 All major and minor version changes will be documented in this file. Details of patch-level version changes can be found in [commit messages](https://github.com/gchq/CyberChef/commits/master).
 
 
+### [8.23.0] - 2019-01-18
+- 'YARA Rules' operatio added [@artemisbot] | [#468]
+
 ### [8.22.0] - 2019-01-10
 - 'Subsection' operation added [@j433866] | [#467]
 
@@ -97,6 +100,7 @@ All major and minor version changes will be documented in this file. Details of
 
 
 
+[8.23.0]: https://github.com/gchq/CyberChef/releases/tag/v8.23.0
 [8.22.0]: https://github.com/gchq/CyberChef/releases/tag/v8.22.0
 [8.21.0]: https://github.com/gchq/CyberChef/releases/tag/v8.21.0
 [8.20.0]: https://github.com/gchq/CyberChef/releases/tag/v8.20.0
@@ -176,3 +180,4 @@ All major and minor version changes will be documented in this file. Details of
 [#458]: https://github.com/gchq/CyberChef/pull/458
 [#461]: https://github.com/gchq/CyberChef/pull/461
 [#467]: https://github.com/gchq/CyberChef/pull/467
+[#468]: https://github.com/gchq/CyberChef/pull/468
diff --git a/package-lock.json b/package-lock.json
index 3d08c64e..469dfa1e 100644
--- a/package-lock.json
+++ b/package-lock.json
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@@ -8476,7 +8495,7 @@
       "dependencies": {
         "commander": {
           "version": "2.15.1",
-          "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
+          "resolved": "http://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
           "integrity": "sha512-VlfT9F3V0v+jr4yxPc5gg9s62/fIVWsd2Bk2iD435um1NlGMYdVCq+MjcXnhYq2icNOizHr1kK+5TI6H0Hy0ag==",
           "dev": true,
           "optional": true
@@ -8645,7 +8664,7 @@
     },
     "ncp": {
       "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/ncp/-/ncp-1.0.1.tgz",
+      "resolved": "http://registry.npmjs.org/ncp/-/ncp-1.0.1.tgz",
       "integrity": "sha1-0VNn5cuHQyuhF9K/gP30Wuz7QkY=",
       "dev": true
     },
@@ -8744,7 +8763,7 @@
       "dependencies": {
         "semver": {
           "version": "5.3.0",
-          "resolved": "https://registry.npmjs.org/semver/-/semver-5.3.0.tgz",
+          "resolved": "http://registry.npmjs.org/semver/-/semver-5.3.0.tgz",
           "integrity": "sha1-myzl094C0XxgEq0yaqa00M9U+U8=",
           "dev": true
         }
@@ -8927,7 +8946,7 @@
       "dependencies": {
         "colors": {
           "version": "0.5.1",
-          "resolved": "https://registry.npmjs.org/colors/-/colors-0.5.1.tgz",
+          "resolved": "http://registry.npmjs.org/colors/-/colors-0.5.1.tgz",
           "integrity": "sha1-fQAj6usVTo7p/Oddy5I9DtFmd3Q="
         },
         "underscore": {
@@ -9221,13 +9240,13 @@
     },
     "os-homedir": {
       "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/os-homedir/-/os-homedir-1.0.2.tgz",
+      "resolved": "http://registry.npmjs.org/os-homedir/-/os-homedir-1.0.2.tgz",
       "integrity": "sha1-/7xJiDNuDoM94MFox+8VISGqf7M=",
       "dev": true
     },
     "os-locale": {
       "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz",
+      "resolved": "http://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz",
       "integrity": "sha1-IPnxeuKe00XoveWDsT0gCYA8FNk=",
       "dev": true,
       "requires": {
@@ -9236,7 +9255,7 @@
     },
     "os-tmpdir": {
       "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/os-tmpdir/-/os-tmpdir-1.0.2.tgz",
+      "resolved": "http://registry.npmjs.org/os-tmpdir/-/os-tmpdir-1.0.2.tgz",
       "integrity": "sha1-u+Z0BseaqFxc/sdm/lc0VV36EnQ=",
       "dev": true
     },
@@ -9451,7 +9470,7 @@
     },
     "parse-asn1": {
       "version": "5.1.1",
-      "resolved": "https://registry.npmjs.org/parse-asn1/-/parse-asn1-5.1.1.tgz",
+      "resolved": "http://registry.npmjs.org/parse-asn1/-/parse-asn1-5.1.1.tgz",
       "integrity": "sha512-KPx7flKXg775zZpnp9SxJlz00gTd4BmJ2yJufSc44gMCRrRQ7NSzAcSJQfifuOLgW6bEi+ftrALtsgALeB2Adw==",
       "dev": true,
       "requires": {
@@ -9537,7 +9556,7 @@
     },
     "path-is-absolute": {
       "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
+      "resolved": "http://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
       "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
       "dev": true
     },
@@ -9578,7 +9597,7 @@
       "dependencies": {
         "pify": {
           "version": "2.3.0",
-          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
           "dev": true
         }
@@ -9761,7 +9780,7 @@
       "dependencies": {
         "async": {
           "version": "1.5.2",
-          "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
+          "resolved": "http://registry.npmjs.org/async/-/async-1.5.2.tgz",
           "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo=",
           "dev": true
         }
@@ -10132,7 +10151,7 @@
     },
     "progress": {
       "version": "1.1.8",
-      "resolved": "https://registry.npmjs.org/progress/-/progress-1.1.8.tgz",
+      "resolved": "http://registry.npmjs.org/progress/-/progress-1.1.8.tgz",
       "integrity": "sha1-4mDHj2Fhzdmw5WzD4Khd4Xx6V74="
     },
     "promise-inflight": {
@@ -10157,13 +10176,13 @@
       "dependencies": {
         "async": {
           "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/async/-/async-1.0.0.tgz",
+          "resolved": "http://registry.npmjs.org/async/-/async-1.0.0.tgz",
           "integrity": "sha1-+PwEyjoTeErenhZBr5hXjPvWR6k=",
           "dev": true
         },
         "winston": {
           "version": "2.1.1",
-          "resolved": "https://registry.npmjs.org/winston/-/winston-2.1.1.tgz",
+          "resolved": "http://registry.npmjs.org/winston/-/winston-2.1.1.tgz",
           "integrity": "sha1-PJNJ0ZYgf9G9/51LxD73JRDjoS4=",
           "dev": true,
           "requires": {
@@ -10178,7 +10197,7 @@
           "dependencies": {
             "colors": {
               "version": "1.0.3",
-              "resolved": "https://registry.npmjs.org/colors/-/colors-1.0.3.tgz",
+              "resolved": "http://registry.npmjs.org/colors/-/colors-1.0.3.tgz",
               "integrity": "sha1-BDP0TYCWgP3rYO0mDxsMJi6CpAs=",
               "dev": true
             },
@@ -10401,7 +10420,7 @@
       "dependencies": {
         "pify": {
           "version": "2.3.0",
-          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
           "dev": true
         }
@@ -10590,7 +10609,7 @@
       "dependencies": {
         "jsesc": {
           "version": "0.5.0",
-          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+          "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
           "integrity": "sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0=",
           "dev": true
         }
@@ -10641,7 +10660,7 @@
         },
         "htmlparser2": {
           "version": "3.3.0",
-          "resolved": "https://registry.npmjs.org/htmlparser2/-/htmlparser2-3.3.0.tgz",
+          "resolved": "http://registry.npmjs.org/htmlparser2/-/htmlparser2-3.3.0.tgz",
           "integrity": "sha1-zHDQWln2VC5D8OaFyYLhTJJKnv4=",
           "dev": true,
           "requires": {
@@ -10653,7 +10672,7 @@
         },
         "readable-stream": {
           "version": "1.0.34",
-          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
+          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
           "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
           "dev": true,
           "requires": {
@@ -10763,7 +10782,7 @@
     },
     "require-uncached": {
       "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/require-uncached/-/require-uncached-1.0.3.tgz",
+      "resolved": "http://registry.npmjs.org/require-uncached/-/require-uncached-1.0.3.tgz",
       "integrity": "sha1-Tg1W1slmL9MeQwEcS5WqSZVUIdM=",
       "dev": true,
       "requires": {
@@ -10930,7 +10949,7 @@
     },
     "safe-regex": {
       "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/safe-regex/-/safe-regex-1.1.0.tgz",
+      "resolved": "http://registry.npmjs.org/safe-regex/-/safe-regex-1.1.0.tgz",
       "integrity": "sha1-QKNmnzsHfR6UPURinhV91IAjvy4=",
       "dev": true,
       "requires": {
@@ -11250,7 +11269,7 @@
     },
     "sha.js": {
       "version": "2.4.11",
-      "resolved": "https://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
+      "resolved": "http://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
       "integrity": "sha512-QMEp5B7cftE7APOjk5Y6xgrbWu+WkLVQwk8JNjZ8nKRciZaByEW6MubieAiToS7+dwvrjGhH8jRXz3MVd0AYqQ==",
       "dev": true,
       "requires": {
@@ -11294,7 +11313,7 @@
     },
     "shelljs": {
       "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/shelljs/-/shelljs-0.3.0.tgz",
+      "resolved": "http://registry.npmjs.org/shelljs/-/shelljs-0.3.0.tgz",
       "integrity": "sha1-NZbmMHp4FUT1kfN9phg2DzHbV7E=",
       "dev": true
     },
@@ -12015,7 +12034,7 @@
     },
     "strip-ansi": {
       "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+      "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "requires": {
         "ansi-regex": "^2.0.0"
@@ -12032,7 +12051,7 @@
     },
     "strip-eof": {
       "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
+      "resolved": "http://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
       "integrity": "sha1-u0P/VZim6wXYm1n80SnJgzE2Br8=",
       "dev": true
     },
@@ -12125,7 +12144,7 @@
     },
     "tar": {
       "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/tar/-/tar-2.2.1.tgz",
+      "resolved": "http://registry.npmjs.org/tar/-/tar-2.2.1.tgz",
       "integrity": "sha1-jk0qJWwOIYXGsYrWlK7JaLg8sdE=",
       "dev": true,
       "requires": {
@@ -12283,7 +12302,7 @@
     },
     "through": {
       "version": "2.3.8",
-      "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
+      "resolved": "http://registry.npmjs.org/through/-/through-2.3.8.tgz",
       "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=",
       "dev": true
     },
@@ -12943,7 +12962,7 @@
       "dependencies": {
         "async": {
           "version": "0.9.2",
-          "resolved": "https://registry.npmjs.org/async/-/async-0.9.2.tgz",
+          "resolved": "http://registry.npmjs.org/async/-/async-0.9.2.tgz",
           "integrity": "sha1-rqdNXmHB+JlhO/ZL2mbUx48v0X0=",
           "dev": true
         },
@@ -12969,7 +12988,7 @@
     },
     "valid-data-url": {
       "version": "0.1.6",
-      "resolved": "https://registry.npmjs.org/valid-data-url/-/valid-data-url-0.1.6.tgz",
+      "resolved": "http://registry.npmjs.org/valid-data-url/-/valid-data-url-0.1.6.tgz",
       "integrity": "sha512-FXg2qXMzfAhZc0y2HzELNfUeiOjPr+52hU1DNBWiJJ2luXD+dD1R9NA48Ug5aj0ibbxroeGDc/RJv6ThiGgkDw==",
       "dev": true
     },
@@ -12985,7 +13004,7 @@
     },
     "validator": {
       "version": "9.4.1",
-      "resolved": "https://registry.npmjs.org/validator/-/validator-9.4.1.tgz",
+      "resolved": "http://registry.npmjs.org/validator/-/validator-9.4.1.tgz",
       "integrity": "sha512-YV5KjzvRmSyJ1ee/Dm5UED0G+1L4GZnLN3w6/T+zZm8scVua4sOhYKWTUrKa0H/tMiJyO9QLHMPN+9mB/aMunA==",
       "dev": true
     },
@@ -13517,7 +13536,7 @@
     },
     "webpack-node-externals": {
       "version": "1.7.2",
-      "resolved": "https://registry.npmjs.org/webpack-node-externals/-/webpack-node-externals-1.7.2.tgz",
+      "resolved": "http://registry.npmjs.org/webpack-node-externals/-/webpack-node-externals-1.7.2.tgz",
       "integrity": "sha512-ajerHZ+BJKeCLviLUUmnyd5B4RavLF76uv3cs6KNuO8W+HuQaEs0y0L7o40NQxdPy5w0pcv8Ew7yPUAQG0UdCg==",
       "dev": true
     },
@@ -13671,14 +13690,14 @@
       "dependencies": {
         "async": {
           "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/async/-/async-1.0.0.tgz",
+          "resolved": "http://registry.npmjs.org/async/-/async-1.0.0.tgz",
           "integrity": "sha1-+PwEyjoTeErenhZBr5hXjPvWR6k=",
           "dev": true,
           "optional": true
         },
         "colors": {
           "version": "1.0.3",
-          "resolved": "https://registry.npmjs.org/colors/-/colors-1.0.3.tgz",
+          "resolved": "http://registry.npmjs.org/colors/-/colors-1.0.3.tgz",
           "integrity": "sha1-BDP0TYCWgP3rYO0mDxsMJi6CpAs=",
           "dev": true,
           "optional": true
@@ -13711,7 +13730,7 @@
     },
     "wrap-ansi": {
       "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
+      "resolved": "http://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
       "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
       "dev": true,
       "requires": {
diff --git a/src/core/operations/YARARules.mjs b/src/core/operations/YARARules.mjs
index c453d6b8..91a27963 100644
--- a/src/core/operations/YARARules.mjs
+++ b/src/core/operations/YARARules.mjs
@@ -35,25 +35,21 @@ class YARARules extends Operation {
             {
                 name: "Show strings",
                 type: "boolean",
-                hint: "Show each match's data",
                 value: false
             },
             {
                 name: "Show string lengths",
                 type: "boolean",
-                hint: "Show the length of each match's data",
                 value: false
             },
             {
                 name: "Show metadata",
                 type: "boolean",
-                hint: "Show the metadata of each rule",
                 value: false
             },
             {
                 name: "Show counts",
                 type: "boolean",
-                hint: "Show the number of matches per rule",
                 value: true
             }
         ];
@@ -66,7 +62,7 @@ class YARARules extends Operation {
      */
     run(input, args) {
         if (ENVIRONMENT_IS_WORKER())
-            self.sendStatusMessage("Instantiating YARA.");
+            self.sendStatusMessage("Instantiating YARA...");
         const [rules, showStrings, showLengths, showMeta, showCounts] = args;
         return new Promise((resolve, reject) => {
             Yara().then(yara => {
diff --git a/src/web/RecipeWaiter.mjs b/src/web/RecipeWaiter.mjs
index a7a9e2e3..4eff5d9c 100755
--- a/src/web/RecipeWaiter.mjs
+++ b/src/web/RecipeWaiter.mjs
@@ -376,6 +376,7 @@ class RecipeWaiter {
         }
     }
 
+
     /**
      * Adds the specified operation to the recipe.
      *
@@ -453,6 +454,7 @@ class RecipeWaiter {
         window.dispatchEvent(this.manager.statechange);
     }
 
+
     /**
      * Handler for text argument dragover events.
      * Gives the user a visual cue to show that items can be dropped here.
@@ -469,6 +471,7 @@ class RecipeWaiter {
         e.target.closest("textarea.arg").classList.add("dropping-file");
     }
 
+
     /**
      * Handler for text argument dragleave events.
      * Removes the visual cue.
@@ -481,6 +484,7 @@ class RecipeWaiter {
         e.target.classList.remove("dropping-file");
     }
 
+
     /**
      * Handler for text argument drop events.
      * Loads the dragged data into the argument textarea.
@@ -510,7 +514,10 @@ class RecipeWaiter {
             const self = this;
             reader.onload = function (e) {
                 targ.value = e.target.result;
-                self.ingChange();
+                // Trigger floating label move
+                const changeEvent = new Event('change');
+                targ.dispatchEvent(changeEvent);
+                window.dispatchEvent(self.manager.statechange);
             };
             reader.readAsText(file);
         }
@@ -542,6 +549,7 @@ class RecipeWaiter {
         op.insertAdjacentHTML("beforeend", registerListEl);
     }
 
+
     /**
      * Adjusts the number of ingredient columns as the width of the recipe changes.
      */
diff --git a/src/web/stylesheets/layout/_io.css b/src/web/stylesheets/layout/_io.css
index 5b0433f6..83d37aaf 100755
--- a/src/web/stylesheets/layout/_io.css
+++ b/src/web/stylesheets/layout/_io.css
@@ -123,6 +123,7 @@
 
 .dropping-file {
     border: 5px dashed var(--drop-file-border-colour) !important;
+    margin: -5px;
 }
 
 #stale-indicator {