diff --git a/lib/plugins/authad/auth.php b/lib/plugins/authad/auth.php
index 6c49eafbb1e0a77143ed6822af6ac82aea709556..f7f350c3f435128d9d620af7e28e462343972a1e 100644
--- a/lib/plugins/authad/auth.php
+++ b/lib/plugins/authad/auth.php
@@ -21,8 +21,8 @@ require_once(DOKU_PLUGIN.'authad/adLDAP/adLDAP.php');
  *
  *   //optional:
  *   $conf['plugin']['authad']['sso']                = 1;
- *   $conf['plugin']['authad']['ad_username']        = 'root';
- *   $conf['plugin']['authad']['ad_password']        = 'pass';
+ *   $conf['plugin']['authad']['admin_username']     = 'root';
+ *   $conf['plugin']['authad']['admin_password']     = 'pass';
  *   $conf['plugin']['authad']['real_primarygroup']  = 1;
  *   $conf['plugin']['authad']['use_ssl']            = 1;
  *   $conf['plugin']['authad']['use_tls']            = 1;
diff --git a/lib/plugins/authad/lang/bg/settings.php b/lib/plugins/authad/lang/bg/settings.php
index d63331078e541a688ad8b804b1f6179d63b41f91..877810c4efd5e49161bab8425f917dd0256c776c 100644
--- a/lib/plugins/authad/lang/bg/settings.php
+++ b/lib/plugins/authad/lang/bg/settings.php
@@ -7,8 +7,8 @@
 $lang['account_suffix']     = 'Наставка на акаунта Ви. Например <code>@някакъв.домейн.org</code>';
 $lang['base_dn']            = 'Вашият основен DN. Например <code>DC=моят,DC=домейн,DC=org</code>';
 $lang['domain_controllers'] = 'Domain controller списък, разделете сървърите със запетая. Например <code>сървър1.домейн.org,сървър2.домейн.org</code>';
-$lang['ad_username']        = 'Привилегирован Active Directory потребител с достъп до данните на останалите потребители. Не е задължително, но е необходимо за някои функционалности като изпращането на имейл за абонаменти.';
-$lang['ad_password']        = 'Паролата на горния потребител.';
+$lang['admin_username']     = 'Привилегирован Active Directory потребител с достъп до данните на останалите потребители. Не е задължително, но е необходимо за някои функционалности като изпращането на имейл за абонаменти.';
+$lang['admin_password']     = 'Паролата на горния потребител.';
 $lang['sso']                = 'Да се ползва ли еднократно вписване чрез Kerberos или NTLM?';
 $lang['real_primarygroup']  = 'Да се извлича ли истинската група вместо да се предполага "Domain Users" (по-бавно)';
 $lang['use_ssl']            = 'Ползване на SSL свързаност? Не отбелязвайте TLS (по-долу) ако включите опцията.';
diff --git a/lib/plugins/authad/lang/de-informal/settings.php b/lib/plugins/authad/lang/de-informal/settings.php
index f6ba679ff64c9a31f276300a282baa7f81307968..4d0b93e5dc3fa28f64cf99b2f653b5645883b2ce 100644
--- a/lib/plugins/authad/lang/de-informal/settings.php
+++ b/lib/plugins/authad/lang/de-informal/settings.php
@@ -8,8 +8,8 @@
 $lang['account_suffix']        = 'Dein Account-Suffix. Z.B. <code>@my.domain.org</code>';
 $lang['base_dn']               = 'Dein Base-DN. Z.B. <code>DC=my,DC=domain,DC=org</code>';
 $lang['domain_controllers']    = 'Eine Komma-separierte Liste von Domänen-Controllern. Z.B. <code>srv1.domain.org,srv2.domain.org</code>';
-$lang['ad_username']           = 'Ein privilegierter Active Directory-Benutzer mit Zugriff zu allen anderen Benutzerdaten. Optional, aber wird benötigt für Aktionen wie z. B. dass Senden von Benachrichtigungs-Mails.';
-$lang['ad_password']           = 'Das Passwort des obigen Benutzers.';
+$lang['admin_username']        = 'Ein privilegierter Active Directory-Benutzer mit Zugriff zu allen anderen Benutzerdaten. Optional, aber wird benötigt für Aktionen wie z. B. dass Senden von Benachrichtigungs-Mails.';
+$lang['admin_password']        = 'Das Passwort des obigen Benutzers.';
 $lang['sso']                   = 'Soll Single-Sign-On via Kerberos oder NTLM benutzt werden?';
 $lang['real_primarygroup']     = 'Soll die echte primäre Gruppe aufgelöst werden anstelle der Annahme "Domain Users" (langsamer)';
 $lang['use_ssl']               = 'SSL-Verbindung benutzen? Falls ja, TLS unterhalb nicht aktivieren.';
diff --git a/lib/plugins/authad/lang/de/settings.php b/lib/plugins/authad/lang/de/settings.php
index a1a99b6d67733fb06722ba583e4317f830c08262..acfa7e57471ce7fd8efa8a37d03ba5109f81e557 100644
--- a/lib/plugins/authad/lang/de/settings.php
+++ b/lib/plugins/authad/lang/de/settings.php
@@ -1,6 +1,19 @@
 <?php
 /**
- * German language file
+ * German (informal) language file
  *
- * @author Mateng Schimmerlos <mateng@firemail.de>)
+ * @author Frank Loizzi <contact@software.bacal.de>
+ * @author Matthias Schulte <dokuwiki@lupo49.de>
  */
+$lang['account_suffix']        = 'Ihr Account-Suffix. Z.B. <code>@my.domain.org</code>';
+$lang['base_dn']               = 'Ihr Base-DN. z.B. <code>DC=my,DC=domain,DC=org</code>';
+$lang['domain_controllers']    = 'Eine Komma-separierte Liste von Domänen-Controllern. Z.B. <code>srv1.domain.org,srv2.domain.org</code>';
+$lang['admin_username']        = 'Ein privilegierter Active Directory-Benutzer mit Zugriff zu allen anderen Benutzerdaten. Optional, aber wird benötigt für Aktionen wie z. B. dass Senden von Benachrichtigungs-Mails.';
+$lang['admin_password']        = 'Das Passwort des obigen Benutzers.';
+$lang['sso']                   = 'Soll Single-Sign-On via Kerberos oder NTLM benutzt werden?';
+$lang['real_primarygroup']     = 'Soll die echte primäre Gruppe aufgelöst werden anstelle der Annahme "Domain Users" (langsamer)';
+$lang['use_ssl']               = 'SSL-Verbindung benutzen? Falls ja, TLS unterhalb nicht aktivieren.';
+$lang['use_tls']               = 'TLS-Verbindung benutzen? Falls ja, SSL oberhalb nicht aktivieren.';
+$lang['debug']                 = 'Zusätzliche Debug-Informationen bei Fehlern anzeigen?';
+$lang['expirywarn']            = 'Tage im Voraus um Benutzer über ablaufende Passwörter zu informieren. 0 zum Ausschalten.';
+$lang['additional']            = 'Eine Komma-separierte Liste von zusätzlichen AD-Attributen, die von den Benutzerobjekten abgefragt werden. Wird von einigen Plugins benutzt.';
diff --git a/lib/plugins/authad/lang/en/settings.php b/lib/plugins/authad/lang/en/settings.php
index 7728d5ac4ba19e1f1ddec7c7e6ff9442773a4278..aff49550bf797503ecb605361aa10582f7f52728 100644
--- a/lib/plugins/authad/lang/en/settings.php
+++ b/lib/plugins/authad/lang/en/settings.php
@@ -3,8 +3,8 @@
 $lang['account_suffix']     = 'Your account suffix. Eg. <code>@my.domain.org</code>';
 $lang['base_dn']            = 'Your base DN. Eg. <code>DC=my,DC=domain,DC=org</code>';
 $lang['domain_controllers'] = 'A comma separated list of Domain controllers. Eg. <code>srv1.domain.org,srv2.domain.org</code>';
-$lang['admin_username']        = 'A privileged Active Directory user with access to all other user\'s data. Optional, but needed for certain actions like sending subscription mails.';
-$lang['admin_password']        = 'The password of the above user.';
+$lang['admin_username']     = 'A privileged Active Directory user with access to all other user\'s data. Optional, but needed for certain actions like sending subscription mails.';
+$lang['admin_password']     = 'The password of the above user.';
 $lang['sso']                = 'Should Single-Sign-On via Kerberos or NTLM be used?';
 $lang['real_primarygroup']  = 'Should the real primary group be resolved instead of assuming "Domain Users" (slower)';
 $lang['use_ssl']            = 'Use SSL connection? If used, do not enable TLS below.';
diff --git a/lib/plugins/authad/lang/eo/settings.php b/lib/plugins/authad/lang/eo/settings.php
index 85a6abd988f6a3e1627f7a32204cb2c86f7220f4..8bd34b439a845709a027be6b889b704523b22644 100644
--- a/lib/plugins/authad/lang/eo/settings.php
+++ b/lib/plugins/authad/lang/eo/settings.php
@@ -6,8 +6,8 @@
 $lang['account_suffix']        = 'Via konto-aldonaĵo, ekz. <code>@mia.domajno.lando</code>';
 $lang['base_dn']               = 'Via baza DN, ekz. <code>DC=mia,DC=domajno,DC=lando</code>';
 $lang['domain_controllers']    = 'Komodisigita listo de domajno-serviloj, ekz. <code>srv1.domajno.lando,srv2.domajno.lando</code>';
-$lang['ad_username']           = 'Privilegiita Aktiv-Dosieruja uzanto kun aliro al ĉiuj uzantaj datumoj. Libervole, sed necesa por iuj agadoj kiel sendi abonan retpoŝton.';
-$lang['ad_password']           = 'La pasvorto de tiu uzanto.';
+$lang['admin_username']        = 'Privilegiita Aktiv-Dosieruja uzanto kun aliro al ĉiuj uzantaj datumoj. Libervole, sed necesa por iuj agadoj kiel sendi abonan retpoŝton.';
+$lang['admin_password']        = 'La pasvorto de tiu uzanto.';
 $lang['sso']                   = 'Ĉu uzi Sola Aliro tra Kerberos aŭ NTLM?';
 $lang['real_primarygroup']     = 'Ĉu trovi la veran ĉefan grupon anstataŭ supozi "Domajnuzantoj" (pli malrapida)?';
 $lang['use_ssl']               = 'Ĉu uzi SSL-konekton? Se jes, ne aktivigu TLS sube.';
diff --git a/lib/plugins/authad/lang/fr/settings.php b/lib/plugins/authad/lang/fr/settings.php
index efbca89f9ae462d28f8830f1c5a6799569a81151..5480a3d443d1d4a4e001955d08077674e9eeb7f5 100644
--- a/lib/plugins/authad/lang/fr/settings.php
+++ b/lib/plugins/authad/lang/fr/settings.php
@@ -7,8 +7,8 @@
 $lang['account_suffix']        = 'Le suffixe de votre compte. Ex.: <code>@mon.domaine.org</code>';
 $lang['base_dn']               = 'Votre nom de domaine de base. <code>DC=mon,DC=domaine,DC=org</code>';
 $lang['domain_controllers']    = 'Une liste de contrôleurs de domaine séparés par des virgules. Ex.: <code>srv1.domaine.org,srv2.domaine.org</code>';
-$lang['ad_username']           = 'Un utilisateur Active Directory avec accès aux données de tous les autres utilisateurs. Facultatif, mais nécessaire pour certaines actions telles que l\'envoi de courriels d\'abonnement.';
-$lang['ad_password']           = 'Le mot de passe de l\'utilisateur ci-dessus.';
+$lang['admin_username']        = 'Un utilisateur Active Directory avec accès aux données de tous les autres utilisateurs. Facultatif, mais nécessaire pour certaines actions telles que l\'envoi de courriels d\'abonnement.';
+$lang['admin_password']        = 'Le mot de passe de l\'utilisateur ci-dessus.';
 $lang['sso']                   = 'Est-ce que la connexion unique (Single-Sign-On) par Kerberos ou NTLM doit être utilisée?';
 $lang['real_primarygroup']     = 'Est-ce que le véritable groupe principal doit être résolu au lieu de présumer "Domain Users" (plus lent)?';
 $lang['use_ssl']               = 'Utiliser une connexion SSL? Si utilisée, n\'activez pas TLS ci-dessous.';
diff --git a/lib/plugins/authad/lang/ko/settings.php b/lib/plugins/authad/lang/ko/settings.php
index 6134bd65739e11bbd9357eb22eca6354e741e539..f2bf526818b3c3043b4067ee09320a1ccc1f2be8 100644
--- a/lib/plugins/authad/lang/ko/settings.php
+++ b/lib/plugins/authad/lang/ko/settings.php
@@ -7,8 +7,8 @@
 $lang['account_suffix']        = '계정 접미어. 예를 들어 <code>@my.domain.org</code>';
 $lang['base_dn']               = '기본 DN. 예를 들어 <code>DC=my,DC=domain,DC=org</code>';
 $lang['domain_controllers']    = '도메인 컨트롤러의 쉼표로 구분한 목록. 예를 들어 <code>srv1.domain.org,srv2.domain.org</code>';
-$lang['ad_username']           = '다른 모든 사용자의 데이터에 접근할 수 있는 권한이 있는 Active Directory 사용자. 선택적이지만 구독 메일을 보내는 등의 특정 작업에 필요합니다.';
-$lang['ad_password']           = '위 사용자의 비밀번호.';
+$lang['admin_username']        = '다른 모든 사용자의 데이터에 접근할 수 있는 권한이 있는 Active Directory 사용자. 선택적이지만 구독 메일을 보내는 등의 특정 작업에 필요합니다.';
+$lang['admin_password']        = '위 사용자의 비밀번호.';
 $lang['sso']                   = 'Kerberos나 NTLM을 통해 Single-Sign-On을 사용해야 합니까?';
 $lang['real_primarygroup']     = '실제 기본 그룹은 "도메인 사용자"를 가정하는 대신 해결될 것입니다 (느림)';
 $lang['use_ssl']               = 'SSL 연결을 사용합니까? 사용한다면 아래 TLS을 활성화하지 마세요.';
diff --git a/lib/plugins/authad/lang/nl/settings.php b/lib/plugins/authad/lang/nl/settings.php
index e73cac75d1e70723fe2843f7a7ed611c4766be62..933566d186841837c007062e4b3390e388bbf0ba 100644
--- a/lib/plugins/authad/lang/nl/settings.php
+++ b/lib/plugins/authad/lang/nl/settings.php
@@ -6,8 +6,8 @@
 $lang['account_suffix']        = 'Je account domeinnaam. Bijv <code>@mijn.domein.org</code>';
 $lang['base_dn']               = 'Je basis DN. Bijv. <code>DC=mijn,DC=domein,DC=org</code>';
 $lang['domain_controllers']    = 'Eeen commagesepareerde lijst van domeinservers. Bijv. <code>srv1.domein.org,srv2.domein.org</code>';
-$lang['ad_username']           = 'Een geprivilegeerde Active Directory gebruiker die bij alle gebruikersgegevens kan komen. Optioneel, maar kan nodig zijn voor bepaalde acties, zoals het versturen van abonnementsmailtjes.';
-$lang['ad_password']           = 'Het wachtwoord van bovernvermelde gebruiker.';
+$lang['admin_username']        = 'Een geprivilegeerde Active Directory gebruiker die bij alle gebruikersgegevens kan komen. Optioneel, maar kan nodig zijn voor bepaalde acties, zoals het versturen van abonnementsmailtjes.';
+$lang['admin_password']        = 'Het wachtwoord van bovernvermelde gebruiker.';
 $lang['sso']                   = 'Wordt voor Single-Sign-on Kerberos of NTLM gebruikt?';
 $lang['real_primarygroup']     = 'Moet de echte primaire groep worden opgezocht in plaats van het aannemen van "Domeingebruikers" (langzamer)';
 $lang['use_ssl']               = 'SSL verbinding gebruiken? Zo ja, gebruik dan TLS hieronder niet.';
diff --git a/lib/plugins/authad/lang/pt-br/settings.php b/lib/plugins/authad/lang/pt-br/settings.php
index b8b1efd428f5cf9f5f879eb9fb24a31529d4f050..29f8db4ad71efb5bc67146d6acdbe11d1beef597 100644
--- a/lib/plugins/authad/lang/pt-br/settings.php
+++ b/lib/plugins/authad/lang/pt-br/settings.php
@@ -7,7 +7,7 @@
 $lang['account_suffix']        = 'Sufixo de sua conta. Eg. <code>@meu.domínio.org</code>';
 $lang['base_dn']               = 'Sua base DN. Eg. <code>DC=meu,DC=domínio,DC=org</code>';
 $lang['domain_controllers']    = 'Uma lista de controles de domínios separada por vírgulas. Eg. <code>srv1.domínio.org,srv2.domínio.org</code>';
-$lang['ad_password']           = 'A senha do usuário acima.';
+$lang['admin_password']        = 'A senha do usuário acima.';
 $lang['sso']                   = 'Usar Single-Sign-On através do Kerberos ou NTLM?';
 $lang['use_ssl']               = 'Usar conexão SSL? Se usar, não habilitar TLS abaixo.';
 $lang['use_tls']               = 'Usar conexão TLS? se usar, não habilitar SSL acima.';
diff --git a/lib/plugins/authad/lang/zh-tw/settings.php b/lib/plugins/authad/lang/zh-tw/settings.php
index e38a2c0073d3b6606363b22988ed6af7843cfd47..c46e5f96f96c8efa4c90159fce68b092903dd34e 100644
--- a/lib/plugins/authad/lang/zh-tw/settings.php
+++ b/lib/plugins/authad/lang/zh-tw/settings.php
@@ -7,8 +7,8 @@
 $lang['account_suffix']        = '您的帳號後綴。如： <code>@my.domain.org</code>';
 $lang['base_dn']               = '您的基本識別名。如： <code>DC=my,DC=domain,DC=org</code>';
 $lang['domain_controllers']    = '以逗號分隔的域名控制器列表。如： <code>srv1.domain.org,srv2.domain.org</code>';
-$lang['ad_username']           = 'Active Directory 的特權使用者，可以查看所有使用者的數據。(非必要，但對發送訂閱郵件等活動來說，這是必須的。)';
-$lang['ad_password']           = '上述使用者的密碼。';
+$lang['admin_username']        = 'Active Directory 的特權使用者，可以查看所有使用者的數據。(非必要，但對發送訂閱郵件等活動來說，這是必須的。)';
+$lang['admin_password']        = '上述使用者的密碼。';
 $lang['sso']                   = '是否使用 Kerberos 或 NTLM 的單一登入系統 (Single-Sign-On)？';
 $lang['real_primarygroup']     = '是否視作真正的主要群組，而不是假設為網域使用者 (比較慢)';
 $lang['use_ssl']               = '使用 SSL 連接嗎？如果要使用，請不要啟用下方的 TLS。';
diff --git a/lib/plugins/authad/lang/zh/settings.php b/lib/plugins/authad/lang/zh/settings.php
index 9fd3c4e3563b88d89368974985fd5de788cf1c37..0ad8d4e4f357534d1f246528e5f71fb1ce758577 100644
--- a/lib/plugins/authad/lang/zh/settings.php
+++ b/lib/plugins/authad/lang/zh/settings.php
@@ -7,8 +7,8 @@
 $lang['account_suffix']        = '您的账户后缀。例如 <code>@my.domain.org</code>';
 $lang['base_dn']               = '您的基本分辨名。例如 <code>DC=my,DC=domain,DC=org</code>';
 $lang['domain_controllers']    = '逗号分隔的域名控制器列表。例如 <code>srv1.domain.org,srv2.domain.org</code>';
-$lang['ad_username']           = '一个活动目录的特权用户，可以查看其他所有用户的数据。可选，但对某些活动例如发送订阅邮件是必须的。';
-$lang['ad_password']           = '上述用户的密码。';
+$lang['admin_username']        = '一个活动目录的特权用户，可以查看其他所有用户的数据。可选，但对某些活动例如发送订阅邮件是必须的。';
+$lang['admin_password']        = '上述用户的密码。';
 $lang['sso']                   = '是否使用经由 Kerberos 和 NTLM 的 Single-Sign-On？';
 $lang['real_primarygroup']     = ' 是否解析真实的主要组，而不是假设为“域用户” (较慢)';
 $lang['use_ssl']               = '使用 SSL 连接？如果是，不要激活下面的 TLS。';