diff --git a/backend/deps.edn b/backend/deps.edn
index e544793a70..c396e0d4a8 100644
--- a/backend/deps.edn
+++ b/backend/deps.edn
@@ -53,6 +53,8 @@
   com.draines/postal {:mvn/version "2.0.3"
                       :exclusions [commons-codec/commons-codec]}
 
+  puppetlabs/clj-ldap {:mvn/version"0.3.0"}
+
   ;; exception printing
   io.aviso/pretty {:mvn/version "0.1.37"}
 
diff --git a/backend/src/uxbox/config.clj b/backend/src/uxbox/config.clj
index 2299fb8d98..eac43c9246 100644
--- a/backend/src/uxbox/config.clj
+++ b/backend/src/uxbox/config.clj
@@ -44,7 +44,20 @@
    :registration-enabled true
    :registration-domain-whitelist ""
    :debug-humanize-transit true
-   })
+
+   ;; LDAP auth disabled by default. Set ldap-auth-host to enable
+   ;:ldap-auth-host "ldap.mysupercompany.com"
+   ;:ldap-auth-port 389
+   ;:ldap-bind-dn "cn=admin,dc=ldap,dc=mysupercompany,dc=com"
+   ;:ldap-bind-password "verysecure"
+   ;:ldap-auth-ssl false
+   ;:ldap-auth-starttls false
+   ;:ldap-auth-base-dn "ou=People,dc=ldap,dc=mysupercompany,dc=com"
+   :ldap-auth-user-query "(|(uid=$username)(mail=$username))"
+   :ldap-auth-username-attribute "uid"
+   :ldap-auth-email-attribute "mail"
+   :ldap-auth-fullname-attribute "displayName"
+   :ldap-auth-avatar-attribute "jpegPhoto"})
 
 (s/def ::http-server-port ::us/integer)
 (s/def ::http-server-debug ::us/boolean)
@@ -78,6 +91,19 @@
 (s/def ::google-client-id ::us/string)
 (s/def ::google-client-secret ::us/string)
 
+(s/def ::ldap-auth-host ::us/string)
+(s/def ::ldap-auth-port ::us/integer)
+(s/def ::ldap-bind-dn ::us/string)
+(s/def ::ldap-bind-password ::us/string)
+(s/def ::ldap-auth-ssl ::us/boolean)
+(s/def ::ldap-auth-starttls ::us/boolean)
+(s/def ::ldap-auth-base-dn ::us/string)
+(s/def ::ldap-auth-user-query ::us/string)
+(s/def ::ldap-auth-username-attribute ::us/string)
+(s/def ::ldap-auth-email-attribute ::us/string)
+(s/def ::ldap-auth-fullname-attribute ::us/string)
+(s/def ::ldap-auth-avatar-attribute ::us/string)
+
 (s/def ::config
   (s/keys :opt-un [::http-server-cors
                    ::http-server-debug
@@ -106,7 +132,19 @@
                    ::allow-demo-users
                    ::registration-enabled
                    ::registration-domain-whitelist
-                   ::image-process-max-threads]))
+                   ::image-process-max-threads
+                   ::ldap-auth-host
+                   ::ldap-auth-port
+                   ::ldap-bind-dn
+                   ::ldap-bind-password
+                   ::ldap-auth-ssl
+                   ::ldap-auth-starttls
+                   ::ldap-auth-base-dn
+                   ::ldap-auth-user-query
+                   ::ldap-auth-username-attribute
+                   ::ldap-auth-email-attribute
+                   ::ldap-auth-fullname-attribute
+                   ::ldap-auth-avatar-attribute]))
 
 (defn env->config
   [env]
diff --git a/backend/src/uxbox/http.clj b/backend/src/uxbox/http.clj
index 5d9838c361..cc02c18d0a 100644
--- a/backend/src/uxbox/http.clj
+++ b/backend/src/uxbox/http.clj
@@ -19,6 +19,7 @@
    [uxbox.http.handlers :as handlers]
    [uxbox.http.auth :as auth]
    [uxbox.http.auth.google :as google]
+   [uxbox.http.auth.ldap :as ldap]
    [uxbox.http.middleware :as middleware]
    [uxbox.http.session :as session]
    [uxbox.http.ws :as ws]
@@ -48,6 +49,8 @@
                 :method :post}]
      ["/logout" {:handler auth/logout-handler
                  :method :post}]
+     ["/login-ldap" {:handler ldap/auth
+                     :method :post}]
 
      ["/w" {:middleware [session/auth]}
       ["/query/:type" {:get handlers/query-handler}]
diff --git a/backend/src/uxbox/http/auth/ldap.clj b/backend/src/uxbox/http/auth/ldap.clj
new file mode 100644
index 0000000000..d869cb3f3a
--- /dev/null
+++ b/backend/src/uxbox/http/auth/ldap.clj
@@ -0,0 +1,69 @@
+(ns uxbox.http.auth.ldap
+  (:require
+    [clj-ldap.client :as client]
+    [clojure.set :as set]
+    [mount.core :refer [defstate]]
+    [uxbox.common.exceptions :as ex]
+    [uxbox.config :as cfg]
+    [uxbox.services.mutations :as sm]
+    [uxbox.http.session :as session]
+    [clojure.tools.logging :as log]))
+
+
+(defn replace-several [s & {:as replacements}]
+  (reduce-kv clojure.string/replace s replacements))
+
+(defstate *ldap-pool
+  :start (delay
+           (try
+             (client/connect (merge {:host {:address (:ldap-auth-host cfg/config)
+                                            :port (:ldap-auth-port cfg/config)}}
+                                    (-> cfg/config
+                                        (select-keys [:ldap-auth-ssl
+                                                      :ldap-auth-starttls
+                                                      :ldap-bind-dn
+                                                      :ldap-bind-password])
+                                        (set/rename-keys {:ldap-auth-ssl :ssl?
+                                                          :ldap-auth-starttls :startTLS?
+                                                          :ldap-bind-dn  :bind-dn
+                                                          :ldap-bind-password :password}))))
+             (catch Exception e
+               (log/errorf e "Cannot connect to LDAP %s:%s"
+                             (:ldap-auth-host cfg/config) (:ldap-auth-port cfg/config)))))
+  :stop (when (realized? *ldap-pool)
+          (some-> *ldap-pool deref (.close))))
+
+(defn- auth-with-ldap [username password]
+  (when-some [conn (some-> *ldap-pool deref)]
+    (let [user-search-query (replace-several (:ldap-auth-user-query cfg/config)
+                                             "$username" username)
+          user-attributes (-> cfg/config
+                              (select-keys [:ldap-auth-username-attribute
+                                            :ldap-auth-email-attribute
+                                            :ldap-auth-fullname-attribute
+                                            :ldap-auth-avatar-attribute])
+                              vals)]
+      (when-some [user-entry (-> conn
+                                 (client/search (:ldap-auth-base-dn cfg/config)
+                                                {:filter user-search-query
+                                                 :sizelimit 1
+                                                 :attributes user-attributes})
+                                 (first))]
+        (when-not (client/bind? conn (:dn user-entry) password)
+          (ex/raise :type :authentication
+                    :code ::wrong-credentials))
+        (set/rename-keys user-entry {(keyword (:ldap-auth-avatar-attribute cfg/config)) :photo
+                                     (keyword (:ldap-auth-fullname-attribute cfg/config)) :fullname
+                                     (keyword (:ldap-auth-email-attribute cfg/config)) :email})))))
+
+(defn auth [req]
+  (let [data (:body-params req)
+        uagent (get-in req [:headers "user-agent"])]
+    (when-some [info (auth-with-ldap (:email data) (:password data))]
+      (let [profile (sm/handle {::sm/type :login-or-register
+                                :email (:email info)
+                                :fullname (:fullname info)})
+            sid (session/create (:id profile) uagent)]
+        {:status 200
+         :cookies (session/cookies sid)
+         :body profile}))))
diff --git a/docs/05-Management-Guide.md b/docs/05-Management-Guide.md
index 57944dda37..f755736c6e 100644
--- a/docs/05-Management-Guide.md
+++ b/docs/05-Management-Guide.md
@@ -7,11 +7,13 @@
 **Only available at build time!**
 
 - `-e UXBOX_PUBLIC_URI=...` (defaults to `http://localhost:6060`)
+- `-e UXBOX_GOOGLE_CLIENT_ID=...` (defaults to `true`)
+- `-e UXBOX_LOGIN_WITH_LDAP=...` (defaults to `false`)
 - `-e UXBOX_DEMO_WARNING=...` (defaults to `true`)
 
 ## Backend configuration parameters ##
 
-Backend accepts a bunch of configuration parameters (detailed abowe),
+Backend accepts a bunch of configuration parameters (detailed above),
 that can be passed in different ways. The preferred one is using
 environment variables.
 
@@ -41,6 +43,19 @@ respective defaults):
 - `UXBOX_REGISTRATION_DOMAIN_WHITELIST=""` (comma-separated domains, defaults to `""` which means that all domains are allowed)
 - `UXBOX_DEBUG_HUMANIZE_TRANSIT=true`
 
+- `UXBOX_LDAP_AUTH_HOST=`     (default undefined)
+- `UXBOX_LDAP_AUTH_PORT=`     (default undefined)
+- `UXBOX_LDAP_AUTH_VERSION=3`
+- `UXBOX_LDAP_BIND_DN=`       (default undefined)
+- `UXBOX_LDAP_BIND_PASSWORD=` (default undefined)
+- `UXBOX_LDAP_AUTH_SSL=`      (default `false`)
+- `UXBOX_LDAP_AUTH_STARTTLS=` (default `false`)
+- `UXBOX_LDAP_AUTH_BASE_DN=`  (default undefined)
+- `UXBOX_LDAP_AUTH_USER_QUERY=(|(uid=$username)(mail=$username))`
+- `UXBOX_LDAP_AUTH_USERNAME_ATTRIBUTE=uid`
+- `UXBOX_LDAP_AUTH_EMAIL_ATTRIBUTE=mail`
+- `UXBOX_LDAP_AUTH_FULLNAME_ATTRIBUTE=displayName`
+- `UXBOX_LDAP_AUTH_AVATAR_ATTRIBUTE=jpegPhoto`
 
 ## REPL ##
 
diff --git a/frontend/gulpfile.js b/frontend/gulpfile.js
index 1d4bc778d0..ec348345ec 100644
--- a/frontend/gulpfile.js
+++ b/frontend/gulpfile.js
@@ -113,6 +113,7 @@ function readConfig(data) {
   const demoWarn = process.env.UXBOX_DEMO_WARNING;
   const deployDate = process.env.UXBOX_DEPLOY_DATE;
   const deployCommit = process.env.UXBOX_DEPLOY_COMMIT;
+  const loginWithLDAP = process.env.UXBOX_LOGIN_WITH_LDAP;
 
   let cfg = {
     demoWarning: demoWarn === "true"
@@ -130,6 +131,10 @@ function readConfig(data) {
     cfg.deployCommit = deployCommit;
   }
 
+  if (loginWithLDAP !== undefined) {
+    cfg.loginWithLDAP = loginWithLDAP;
+  }
+
   Object.assign(cfg, data);
 
   return JSON.stringify(cfg);
diff --git a/frontend/resources/locales.json b/frontend/resources/locales.json
index 00c7b3e43a..98ffa4f9c1 100644
--- a/frontend/resources/locales.json
+++ b/frontend/resources/locales.json
@@ -107,6 +107,15 @@
       "es" : "Entrar"
     }
   },
+  "auth.login-with-ldap-submit-label" : {
+    "used-in" : [ "src/uxbox/main/ui/auth/login.cljs:108" ],
+    "translations" : {
+      "en" : "Sign in with LDAP",
+      "fr" : "Se connecter via LDAP",
+      "es" : "Entrar con LDAP",
+      "ru" : "Вход через LDAP"
+    }
+  },
   "auth.login-subtitle" : {
     "used-in" : [ "src/uxbox/main/ui/auth/login.cljs:89" ],
     "translations" : {
diff --git a/frontend/src/uxbox/config.cljs b/frontend/src/uxbox/config.cljs
index dc0e706140..3fce9afb96 100644
--- a/frontend/src/uxbox/config.cljs
+++ b/frontend/src/uxbox/config.cljs
@@ -15,10 +15,12 @@
         puri   (obj/get config "publicURI")
         wuri   (obj/get config "workerURI")
         gcid   (obj/get config "googleClientID" true)
+        lwl    (obj/get config "loginWithLDAP" false)
         warn   (obj/get config "demoWarning" true)]
     (def default-language "en")
     (def demo-warning warn)
     (def google-client-id gcid)
+    (def login-with-ldap lwl)
     (def worker-uri wuri)
     (def public-uri puri)
     (def default-theme "default")))
diff --git a/frontend/src/uxbox/main/data/auth.cljs b/frontend/src/uxbox/main/data/auth.cljs
index 3047a3d815..186c130e75 100644
--- a/frontend/src/uxbox/main/data/auth.cljs
+++ b/frontend/src/uxbox/main/data/auth.cljs
@@ -78,6 +78,30 @@
         (rx/of (du/profile-fetched profile)
                (rt/nav' :dashboard-team {:team-id team-id}))))))
 
+(defn login-with-ldap
+  [{:keys [email password] :as data}]
+  (us/verify ::login-params data)
+  (ptk/reify ::login-with-ldap
+    ptk/UpdateEvent
+    (update [_ state]
+      (merge state (dissoc initial-state :route :router)))
+
+    ptk/WatchEvent
+    (watch [this state s]
+      (let [{:keys [on-error on-success]
+             :or {on-error identity
+                  on-success identity}} (meta data)
+            params {:email email
+                    :password password
+                    :scope "webapp"}]
+        (->> (rx/timer 100)
+          (rx/mapcat #(rp/mutation :login-with-ldap params))
+          (rx/tap on-success)
+          (rx/catch (fn [err]
+                      (on-error err)
+                      (rx/empty)))
+          (rx/map logged-in))))))
+
 ;; --- Logout
 
 (def clear-user-data
diff --git a/frontend/src/uxbox/main/repo.cljs b/frontend/src/uxbox/main/repo.cljs
index 5574fb4fab..927da0d789 100644
--- a/frontend/src/uxbox/main/repo.cljs
+++ b/frontend/src/uxbox/main/repo.cljs
@@ -104,5 +104,11 @@
     (->> (http/send! {:method :post :uri uri :body params})
          (rx/mapcat handle-response))))
 
+(defmethod mutation :login-with-ldap
+  [id params]
+  (let [uri (str cfg/public-uri "/api/login-ldap")]
+    (->> (http/send! {:method :post :uri uri :body params})
+         (rx/mapcat handle-response))))
+
 (def client-error? http/client-error?)
 (def server-error? http/server-error?)
diff --git a/frontend/src/uxbox/main/ui/auth/login.cljs b/frontend/src/uxbox/main/ui/auth/login.cljs
index 16f69ac1b2..24ef2a38e8 100644
--- a/frontend/src/uxbox/main/ui/auth/login.cljs
+++ b/frontend/src/uxbox/main/ui/auth/login.cljs
@@ -43,6 +43,7 @@
 (mf/defc login-form
   [{:keys [locale] :as props}]
   (let [error? (mf/use-state false)
+        submit-event (mf/use-var da/login)
 
         on-error
         (fn [form event]
@@ -53,7 +54,7 @@
           (reset! error? false)
           (let [params (with-meta (:clean-data form)
                          {:on-error on-error})]
-            (st/emit! (da/login params))))]
+            (st/emit! (@submit-event params))))]
 
     [:*
      (when @error?
@@ -78,7 +79,12 @@
         :help-icon i/eye
         :label (t locale "auth.password-label")}]
       [:& submit-button
-       {:label (t locale "auth.login-submit-label")}]]]))
+       {:label (t locale "auth.login-submit-label")
+        :on-click #(reset! submit-event da/login)}]
+      (when cfg/login-with-ldap
+        [:& submit-button
+         {:label (t locale "auth.login-with-ldap-submit-label")
+          :on-click #(reset! submit-event da/login-with-ldap)}])]]))
 
 (mf/defc login-page
   [{:keys [locale] :as props}]
diff --git a/frontend/src/uxbox/main/ui/components/forms.cljs b/frontend/src/uxbox/main/ui/components/forms.cljs
index 81a0e43b52..e5341bf318 100644
--- a/frontend/src/uxbox/main/ui/components/forms.cljs
+++ b/frontend/src/uxbox/main/ui/components/forms.cljs
@@ -121,12 +121,13 @@
        i/arrow-slide]]]))
 
 (mf/defc submit-button
-  [{:keys [label form] :as props}]
+  [{:keys [label form on-click] :as props}]
   (let [form (mf/use-ctx form-ctx)]
     [:input.btn-primary.btn-large
      {:name "submit"
       :class (when-not (:valid form) "btn-disabled")
       :disabled (not (:valid form))
+      :on-click on-click
       :value label
       :type "submit"}]))