diff --git a/README.md b/README.md
index 9036a4c..22ab5c0 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,46 @@
 
 Webapplikation, geschrieben in Golang.
 
+## Administration
+
+### Redis Commands
+
+```
+$ redis-cli
+
+Show all keys:
+127.0.0.1:6379> keys *
+
+Create new user (devs prefixed with @ are read-only devs):
+127.0.0.1:6379> HMSET user:joerg.lehmann@nbit.ch my_devs "0002CC01000003E4,@0002CC01000003E5"
+
+Show all values of a key
+127.0.0.1:6379> HGETALL user:joerg.lehmann@nbit.ch
+ 1) "last_login"
+ 2) "2020-04-11 13:41:57"
+ 3) "confirm_id"
+ 4) ""
+ 5) "password"
+ 6) "$2a$10$XdDSG2E9SpVuxLE59JWwsO9aJtbrwArSflBGwGVvjWDEQecXEUo06"
+ 7) "my_devs"
+ 8) "0002CC01000003E4,@0002CC01000003F5,0002CC01000003F1,0002CC01000003F7,0002CC01000003F3,0002CC01000003E1,0002CC01000003D4,0002CC01000003EC,0002CC01000003E2"
+ 9) "new_password"
+10) "$2a$10$XdDSG2E9SpVuxLE59JWwsO9aJtbrwArSflBGwGVvjWDEQecXEUo06"
+
+Set password (htpasswd in httpd-tools rpm):
+$ htpasswd -nbBC 5 USER PASSWORD
+
+
+27.0.0.1:6379> HMSET user:joerg.lehmann@nbit.ch password '$2a$10$TmNA6PDKWBnMw/XcJ0DDi.zpWzZB0RYyrKc8Bh3x6LHAyCxbByhkC'
+
+Change active_until date:
+127.0.0.1:6379> HMSET dev:0002CC01000003E2 active_until "01.05.2021"
+
+show range of last values:
+127.0.0.1:6379> LRANGE lastvalues:0002CC01000003E4 0 -1
+
+```
+
 Autor: Joerg Lehmann, nbit Informatik GmbH