diff --git a/server/authentication.py b/server/authentication.py
index 92095ce..7fa6ed2 100644
--- a/server/authentication.py
+++ b/server/authentication.py
@@ -1,10 +1,12 @@
-import os, sys
+import json
+import logging
+import os
+import shutil
+import sys
 from base64 import b64encode
+
 from Crypto.Hash import SHA256
 from Crypto.Protocol.KDF import bcrypt, bcrypt_check
-import json
-import shutil
-import logging
 
 auth_logger = logging.getLogger('AUTH APPLICATION ')
 auth_logger.root.setLevel(logging.INFO)
@@ -30,7 +32,7 @@ class Authetication:
                 json.dump(data, outfile)
 
     def login(self, username: str, password: str) -> str:
-        with open(Authetication.CONFIG_DIRECTORY_LOCATION + '\\config.txt') as json_file:
+        with open(self.CONFIG_DIRECTORY_LOCATION + '\\config.txt') as json_file:
             data = json.load(json_file)
 
         for user in data['user']:
@@ -46,7 +48,7 @@ class Authetication:
         return user['homeDir']
 
     def checkUserExists(self, username: str) -> bool:
-        with open(Authetication.CONFIG_DIRECTORY_LOCATION + '\\config.txt') as json_file:
+        with open(self.CONFIG_DIRECTORY_LOCATION + '\\config.txt') as json_file:
             data = json.load(json_file)
 
         for user in data['user']:
@@ -67,7 +69,7 @@ class Authetication:
         b64pwd = b64encode(SHA256.new(bytePass).digest())
         bcrypt_hash = bcrypt(b64pwd, 12)
 
-        with open(Authetication.CONFIG_DIRECTORY_LOCATION + '\\config.txt') as json_file:
+        with open(self.CONFIG_DIRECTORY_LOCATION + '\\config.txt') as json_file:
             data = json.load(json_file)
 
         user = {
diff --git a/server/executor.py b/server/executor.py
index 63f77b6..4620657 100644
--- a/server/executor.py
+++ b/server/executor.py
@@ -1,2 +1,80 @@
 #!/usr/bin/env python3
 
+import os
+import re
+
+
+class Executor:
+    """This class executes commands recieved by the server"""
+
+    def __init__(self, currentDiectory: str, baseDir: str = ""):
+        self.currentDirectory = currentDiectory
+        if baseDir == "":
+            self.baseDir = self.currentDirectory
+        else:
+            self.baseDir = baseDir
+
+    def sanitizeDirectory(self, inDirectory: str) -> str:
+        return re.sub('[^a-zA-Z0-9]', '', inDirectory)
+
+    def sanitizeFile(self, inFile: str) -> str:
+        return re.sub('[^a-zA-Z0-9].[^a-zA-Z0-9]', '', inFile)
+
+    def createDirectory(self, dirName: str) -> str:
+        dirName = self.sanitizeDirectory(dirName)
+        actualDirName = os.path.join(self.currentDirectory, dirName)
+        os.mkdir(actualDirName)
+        return actualDirName
+
+    def removeDirectory(self, dirName: str) -> str:
+        dirName = self.sanitizeDirectory(dirName)
+        actualDirName = os.path.join(self.currentDirectory, dirName)
+        os.rmdir(actualDirName)
+        return actualDirName
+
+    def getCurrentDirectory(self) -> str:
+        return self.currentDirectory
+
+    def setCurrentDirectory(self, dirName: str) -> str:
+        if dirName == "..":
+            if self.currentDirectory == self.baseDir:
+                return self.currentDirectory
+            else:
+                directories = self.currentDirectory.split("/")
+                strdirectory = ""
+                for dir in directories:
+                    strdirectory += dir + "/"
+                    strdirectory = strdirectory[:-3]
+                self.currentDirectory = strdirectory
+                return self.currentDirectory
+        else:
+            dirName = self.sanitizeDirectory(dirName)
+            self.currentDirectory = os.path.join(self.currentDirectory, dirName)
+            return self.currentDirectory
+
+    def listCurrentDirectoryContent(self) -> str:
+        contents = os.listdir(self.currentDirectory)
+        strdirectory = ""
+        for content in contents:
+            strdirectory += content + ", "
+        strdirectory = strdirectory[:-1]
+        return strdirectory
+
+    def putFileInCurrentDirectory(self, filename: str, content) -> str:
+        filename = self.sanitizeFile(filename)
+        currenctfile = os.path.join(self.currentDirectory, filename)
+        f = open(currenctfile, "wb")
+        f.write(content)
+        f.close()
+        return currenctfile
+
+    def getFileInCurrentDirectory(self, file: str):
+        file = self.sanitizeFile(file)
+        currentfile = os.path.join(self.currentDirectory, file)
+        return open(currentfile, "r")
+
+    def removeFileInCurrentDirectory(self, file: str) -> str:
+        file = self.sanitizeFile(file)
+        currentfile = os.path.join(self.currentDirectory, file)
+        os.remove(currentfile)
+        return currentfile