diff --git a/composer.json b/composer.json
index 7351739d882a..62c55e5442a7 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,8 @@
     "zetacomponents/mail": "dev-1.7-civi",
     "phpoffice/phpword": "^0.13.0",
     "pear/Validate_Finance_CreditCard": "dev-master",
-    "civicrm/civicrm-cxn-rpc": "~0.16.12.05"
+    "civicrm/civicrm-cxn-rpc": "~0.16.12.05",
+    "pear/Auth_SASL": "1.1.0"
   },
   "repositories": [
     {
diff --git a/composer.lock b/composer.lock
index e2378071a187..ad486f28a39b 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "36ffd76fc5e7344ac6e587d11779ceeb",
+    "content-hash": "60d5a363eaca7fd7db0dbb3ba0599fa5",
     "packages": [
         {
             "name": "civicrm/civicrm-cxn-rpc",
@@ -144,6 +144,59 @@
             ],
             "time": "2014-06-05T11:42:24+00:00"
         },
+        {
+            "name": "pear/auth_sasl",
+            "version": "v1.1.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/pear/Auth_SASL.git",
+                "reference": "db1ead3dc0bf986d2bab0dbc04d114800cf91dee"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/pear/Auth_SASL/zipball/db1ead3dc0bf986d2bab0dbc04d114800cf91dee",
+                "reference": "db1ead3dc0bf986d2bab0dbc04d114800cf91dee",
+                "shasum": ""
+            },
+            "require": {
+                "pear/pear_exception": "@stable"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "@stable"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-0": {
+                    "Auth": "./"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "include-path": [
+                "./"
+            ],
+            "license": [
+                "BSD"
+            ],
+            "authors": [
+                {
+                    "name": "Anish Mistry",
+                    "email": "amistry@am-productions.biz",
+                    "role": "Lead"
+                },
+                {
+                    "name": "Richard Heyes",
+                    "email": "richard@php.net",
+                    "role": "Lead"
+                },
+                {
+                    "name": "Michael Bretterklieber",
+                    "email": "michael@bretterklieber.com",
+                    "role": "Lead"
+                }
+            ],
+            "description": "Abstraction of various SASL mechanism responses",
+            "time": "2017-03-07T14:37:05+00:00"
+        },
         {
             "name": "pear/pear_exception",
             "version": "v1.0.0",
@@ -468,16 +521,16 @@
         },
         {
             "name": "phpseclib/phpseclib",
-            "version": "1.0.5",
+            "version": "1.0.6",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpseclib/phpseclib.git",
-                "reference": "38fa7332e96bcc546ce6eb5cbaa1168c96839393"
+                "reference": "aa8368ed12ef389f20d3932d051a7207471ecbab"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpseclib/phpseclib/zipball/38fa7332e96bcc546ce6eb5cbaa1168c96839393",
-                "reference": "38fa7332e96bcc546ce6eb5cbaa1168c96839393",
+                "url": "https://api.github.com/repos/phpseclib/phpseclib/zipball/aa8368ed12ef389f20d3932d051a7207471ecbab",
+                "reference": "aa8368ed12ef389f20d3932d051a7207471ecbab",
                 "shasum": ""
             },
             "require": {
@@ -563,7 +616,7 @@
                 "x.509",
                 "x509"
             ],
-            "time": "2016-10-22T17:53:16+00:00"
+            "time": "2017-05-08T05:58:24+00:00"
         },
         {
             "name": "psr/log",
@@ -610,12 +663,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/config.git",
-                "reference": "c7309e33b719433d5cf3845d0b5b9608609d8c8e"
+                "reference": "d93bb29acfa5cff771cb4aa0fb4a97454ddb41e4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/config/zipball/c7309e33b719433d5cf3845d0b5b9608609d8c8e",
-                "reference": "c7309e33b719433d5cf3845d0b5b9608609d8c8e",
+                "url": "https://api.github.com/repos/symfony/config/zipball/d93bb29acfa5cff771cb4aa0fb4a97454ddb41e4",
+                "reference": "d93bb29acfa5cff771cb4aa0fb4a97454ddb41e4",
                 "shasum": ""
             },
             "require": {
@@ -1008,7 +1061,7 @@
         },
         {
             "name": "zendframework/zend-escaper",
-            "version": "2.4.10",
+            "version": "2.4.11",
             "source": {
                 "type": "git",
                 "url": "https://github.com/zendframework/zend-escaper.git",
@@ -1053,7 +1106,7 @@
         },
         {
             "name": "zendframework/zend-stdlib",
-            "version": "2.4.10",
+            "version": "2.4.11",
             "source": {
                 "type": "git",
                 "url": "https://github.com/zendframework/zend-stdlib.git",
@@ -1108,7 +1161,7 @@
         },
         {
             "name": "zendframework/zend-validator",
-            "version": "2.4.10",
+            "version": "2.4.11",
             "source": {
                 "type": "git",
                 "url": "https://github.com/zendframework/zend-validator.git",