diff -r 411bd1098175 -r 37af2eac3e6a dav/main.c
--- a/dav/main.c	Fri Nov 16 12:46:31 2018 +0100
+++ b/dav/main.c	Fri Nov 30 18:06:48 2018 +0100
@@ -122,6 +122,8 @@
             ret = cmd_move(args, true);
         } else if(!strcasecmp(cmd, "move") || !strcasecmp(cmd, "mv")) {
             ret = cmd_move(args, false);
+        } else if(!strcasecmp(cmd, "rename")) {
+            ret = cmd_rename(args);
         } else if(!strcasecmp(cmd, "export")) {
             ret = cmd_get(args, TRUE);
         } else if(!strcasecmp(cmd, "import")) {
@@ -213,6 +215,7 @@
     "remove [-pc] [-L <lock>] <url>",
     "copy [-pcO] [-L <lock>] <url> <url>",
     "move [-pcO] [-L <lock>] <url> <url>",
+    "rename [-pcO] [-L <lock>] <url> <name>",
     "export [-pc] [-o <file>] [-u <date>] <url>",
     "import [-pc] [-k <key>] [-L <lock>] <url> <file>",
     "get-property [-pcx] [-V <version>] [-n <uri>] <url> <property>",
@@ -1531,6 +1534,7 @@
     }
     
     free(path);
+    dav_session_destroy(sn);
     return 0;
 }
 
@@ -1604,6 +1608,94 @@
     return 0;
 }
 
+int cmd_rename(CmdArgs *a) {
+    if(a->argc != 2) {
+        // TODO: change, when creation of multiple dirs is supported
+        fprintf(stderr, "Too %s arguments\n", a->argc < 2 ? "few":"many");
+        fprintf(stderr, "Usage: dav %s\n", find_usage_str("rename"));
+        return -1;
+    }
+    
+    char *name = a->argv[1];
+    size_t namelen = strlen(name);
+    for(size_t i=0;i<namelen;i++) {
+        char c = name[i];
+        if(c == '/') {
+            fprintf(stderr, "Illegal character in name: '/'\n");
+            return 1;
+        }
+    }
+    
+    char *url = a->argv[0];
+    char *path = NULL;
+    Repository *repo = url2repo(url, &path);
+    DavSession *sn = connect_to_repo(repo, path, a);
+    
+    if(set_session_config(sn, a)) {
+        return -1;
+    }
+    set_session_lock(sn, a);
+    
+    int ret = 0;
+    DavResource *res = dav_get(sn, path, NULL);
+    if(res) {
+        char *cryptoname = dav_get_string_property_ns(res, DAV_NS, "crypto-name");
+        char *cryptokey = dav_get_string_property_ns(res, DAV_NS, "crypto-key");
+        if(cryptoname && cryptokey) {
+            // encrypted resource with an encrypted name
+            // renaming is done by simply setting the crypto-name property
+            
+            DavKey *key = dav_context_get_key(ctx, cryptokey);
+            if(key) {
+                // check if a resource with this name already exists
+                char *parent = util_parent_path(res->path);
+                char *newpath = util_concat_path(parent, name);
+                DavResource *testres = dav_resource_new(sn, newpath);
+                if(dav_exists(testres)) {
+                    fprintf(stderr, "A resource with this name already exists.\nAbort.\n");
+                    ret = 1;
+                } else {
+                    char *crname = aes_encrypt(name, namelen, key);
+                    dav_set_string_property_ns(res, DAV_NS, "crypto-name", crname);
+                    free(crname);
+                    if(dav_store(res)) {
+                        print_resource_error(sn, res->path);
+                        fprintf(stderr, "Cannot store crypto-name property.\n");
+                        ret = 1;
+                    }
+                }
+                free(parent);
+                free(newpath);
+            } else {
+                fprintf(stderr, "Key %s not found.\n", cryptokey);
+            }
+        } else {
+            // rename the resource by changing the url mapping with MOVE
+            
+            char *parent = util_parent_path(res->href);
+            char *new_href = util_concat_path(parent, name);
+            char *dest = util_get_url(sn, new_href);
+            free(parent);
+            free(new_href);
+            if(dav_moveto(res, dest, false)) {
+                print_resource_error(sn, path);
+                fprintf(stderr, "Cannot rename resource.\n");
+                ret = 1;
+            }
+            free(dest);
+        }
+    } else {
+        print_resource_error(sn, path);
+        fprintf(stderr, "Cannot rename resource.\n");
+        ret = 1;
+    }
+    
+    
+    dav_session_destroy(sn);
+    free(path);
+    return ret;
+}
+
 
 static size_t get_date_header_cb(void *header, int s, int n, void *data) {
     char **date_str = (char**)data;