diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index 5e20d649e..b83e511ed 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -4,7 +4,7 @@
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@@ -124,7 +124,7 @@
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@@ -220,7 +220,7 @@
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-      "resolved": "https://registry.npmjs.org/binaryheap/-/binaryheap-0.0.3.tgz"
+      "resolved": "http://registry.npmjs.org/binaryheap/-/binaryheap-0.0.3.tgz"
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+      "resolved": "http://registry.npmjs.org/buffercursor/-/buffercursor-0.0.12.tgz",
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@@ -377,7 +377,7 @@
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@@ -445,7 +445,7 @@
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@@ -540,7 +540,7 @@
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+          "resolved": "http://registry.npmjs.org/ms/-/ms-0.7.0.tgz"
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@@ -746,7 +746,7 @@
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@@ -814,7 +814,7 @@
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-      "resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.1.0.tgz"
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@@ -1796,7 +1796,7 @@
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@@ -2129,13 +2129,13 @@
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@@ -2147,7 +2147,7 @@
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@@ -2307,6 +2307,11 @@
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@@ -2336,7 +2341,7 @@
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@@ -2795,7 +2800,7 @@
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+      "resolved": "http://registry.npmjs.org/node-fs/-/node-fs-0.1.7.tgz"
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@@ -2860,7 +2865,7 @@
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@@ -3150,7 +3155,7 @@
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@@ -3196,7 +3201,7 @@
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@@ -3216,7 +3221,7 @@
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@@ -3236,7 +3241,7 @@
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@@ -3256,7 +3261,7 @@
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@@ -3276,7 +3281,7 @@
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@@ -3296,7 +3301,7 @@
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@@ -3316,7 +3321,7 @@
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@@ -3336,7 +3341,7 @@
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@@ -3356,7 +3361,7 @@
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@@ -3376,7 +3381,7 @@
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@@ -3396,7 +3401,7 @@
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@@ -3422,7 +3427,7 @@
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@@ -3474,7 +3479,7 @@
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@@ -3534,7 +3539,7 @@
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@@ -3554,7 +3559,7 @@
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-          "from": "supports-color@^3.2.3",
+          "from": "supports-color@>=3.1.2 <4.0.0",
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@@ -3574,7 +3579,7 @@
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-          "from": "supports-color@^3.2.3",
+          "from": "supports-color@>=3.1.2 <4.0.0",
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@@ -3594,7 +3599,7 @@
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-          "from": "supports-color@^3.2.3",
+          "from": "supports-color@>=3.1.2 <4.0.0",
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@@ -3614,7 +3619,7 @@
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-          "from": "supports-color@^3.2.3",
+          "from": "supports-color@>=3.1.2 <4.0.0",
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@@ -3634,7 +3639,7 @@
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-          "from": "supports-color@^3.2.3",
+          "from": "supports-color@>=3.1.2 <4.0.0",
           "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-3.2.3.tgz",
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@@ -3660,7 +3665,7 @@
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-          "from": "supports-color@^3.2.3",
+          "from": "supports-color@>=3.1.2 <4.0.0",
           "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-3.2.3.tgz",
           "dev": true
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@@ -3680,7 +3685,7 @@
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-          "from": "supports-color@^3.2.3",
+          "from": "supports-color@>=3.1.2 <4.0.0",
           "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-3.2.3.tgz",
           "dev": true
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@@ -3706,7 +3711,7 @@
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           "version": "3.2.3",
-          "from": "supports-color@^3.2.3",
+          "from": "supports-color@>=3.1.2 <4.0.0",
           "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-3.2.3.tgz",
           "dev": true
         }
@@ -3835,12 +3840,12 @@
     },
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       "version": "1.1.0",
-      "from": "read-pkg@>=1.0.0 <2.0.0",
+      "from": "read-pkg@^1.0.0",
       "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-1.1.0.tgz"
     },
     "read-pkg-up": {
       "version": "1.0.1",
-      "from": "read-pkg-up@>=1.0.1 <2.0.0",
+      "from": "read-pkg-up@^1.0.1",
       "resolved": "https://registry.npmjs.org/read-pkg-up/-/read-pkg-up-1.0.1.tgz"
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     "readable-stream": {
@@ -3869,7 +3874,7 @@
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       "from": "reduce-component@1.0.1",
-      "resolved": "https://registry.npmjs.org/reduce-component/-/reduce-component-1.0.1.tgz"
+      "resolved": "http://registry.npmjs.org/reduce-component/-/reduce-component-1.0.1.tgz"
     },
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@@ -3936,12 +3941,12 @@
     },
     "require-directory": {
       "version": "2.1.1",
-      "from": "require-directory@>=2.1.1 <3.0.0",
+      "from": "require-directory@^2.1.1",
       "resolved": "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz"
     },
     "require-main-filename": {
       "version": "1.0.1",
-      "from": "require-main-filename@>=1.0.1 <2.0.0",
+      "from": "require-main-filename@^1.0.1",
       "resolved": "https://registry.npmjs.org/require-main-filename/-/require-main-filename-1.0.1.tgz"
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     "resolve": {
@@ -4057,7 +4062,7 @@
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       "version": "2.0.0",
-      "from": "set-blocking@>=2.0.0 <2.1.0",
+      "from": "set-blocking@~2.0.0",
       "resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz"
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@@ -4143,17 +4148,17 @@
     },
     "spdx-correct": {
       "version": "1.0.2",
-      "from": "spdx-correct@>=1.0.0 <1.1.0",
+      "from": "spdx-correct@~1.0.0",
       "resolved": "https://registry.npmjs.org/spdx-correct/-/spdx-correct-1.0.2.tgz"
     },
     "spdx-expression-parse": {
       "version": "1.0.4",
-      "from": "spdx-expression-parse@>=1.0.0 <1.1.0",
+      "from": "spdx-expression-parse@~1.0.0",
       "resolved": "https://registry.npmjs.org/spdx-expression-parse/-/spdx-expression-parse-1.0.4.tgz"
     },
     "spdx-license-ids": {
       "version": "1.2.2",
-      "from": "spdx-license-ids@>=1.0.2 <2.0.0",
+      "from": "spdx-license-ids@^1.0.2",
       "resolved": "https://registry.npmjs.org/spdx-license-ids/-/spdx-license-ids-1.2.2.tgz"
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     "split": {
@@ -4179,7 +4184,7 @@
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     "ssh2": {
       "version": "0.5.4",
-      "from": "ssh2@0.5.4",
+      "from": "ssh2@>=0.5.2 <0.6.0",
       "resolved": "https://registry.npmjs.org/ssh2/-/ssh2-0.5.4.tgz"
     },
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@@ -4189,7 +4194,7 @@
       "dependencies": {
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           "version": "5.3.0",
-          "from": "semver@>=5.1.0 <6.0.0",
+          "from": "semver@^5.1.0",
           "resolved": "https://registry.npmjs.org/semver/-/semver-5.3.0.tgz"
         }
       }
@@ -4314,7 +4319,7 @@
       "dependencies": {
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           "version": "1.1.2",
-          "from": "colors@1.1.2",
+          "from": "colors@>=1.1.2 <2.0.0",
           "resolved": "https://registry.npmjs.org/colors/-/colors-1.1.2.tgz"
         },
         "minimist": {
@@ -4355,7 +4360,7 @@
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       "version": "2.3.8",
-      "from": "through@>=2.2.7 <3.0.0",
+      "from": "through@>=2.0.0 <3.0.0",
       "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz"
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@@ -4457,7 +4462,7 @@
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       "version": "1.6.14",
-      "from": "type-is@>=1.6.14 <1.7.0",
+      "from": "type-is@>=1.6.13 <1.7.0",
       "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.14.tgz"
     },
     "uglify-js": {
@@ -4597,7 +4602,7 @@
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       "from": "utils-merge@1.0.0",
-      "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.0.tgz"
+      "resolved": "http://registry.npmjs.org/utils-merge/-/utils-merge-1.0.0.tgz"
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@@ -4612,7 +4617,7 @@
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     "validate-npm-package-license": {
       "version": "3.0.1",
-      "from": "validate-npm-package-license@>=3.0.1 <4.0.0",
+      "from": "validate-npm-package-license@^3.0.1",
       "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.1.tgz"
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@@ -4716,7 +4721,7 @@
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       "from": "when@>=2.0.1 <2.1.0",
-      "resolved": "https://registry.npmjs.org/when/-/when-2.0.1.tgz"
+      "resolved": "http://registry.npmjs.org/when/-/when-2.0.1.tgz"
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@@ -4731,7 +4736,7 @@
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       "version": "1.0.0",
-      "from": "which-module@>=1.0.0 <2.0.0",
+      "from": "which-module@^1.0.0",
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-1.0.0.tgz"
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@@ -4801,7 +4806,7 @@
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       "version": "4.0.1",
-      "from": "xtend@>=4.0.1 <4.1.0",
+      "from": "xtend@>=4.0.0 <5.0.0",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz"
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     "y18n": {
@@ -4835,7 +4840,7 @@
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           "version": "3.0.0",
-          "from": "camelcase@>=3.0.0 <4.0.0",
+          "from": "camelcase@^3.0.0",
           "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-3.0.0.tgz"
         }
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diff --git a/package.json b/package.json
index df95979bc..032144f0f 100644
--- a/package.json
+++ b/package.json
@@ -38,6 +38,7 @@
     "hat": "0.0.3",
     "json": "^9.0.3",
     "ldapjs": "^1.0.0",
+    "ldapjs-rate-limit": "^1.0.1",
     "mime": "^1.3.4",
     "moment-timezone": "^0.5.5",
     "morgan": "^1.7.0",