diff --git a/README.md b/README.md
index c9b3dc9..72387b3 100644
--- a/README.md
+++ b/README.md
@@ -58,6 +58,10 @@ proxy=http://127.0.0.1:3128
 | no_check_certificate | False                   | True / False |
 | no_insecure_warning  | False                   | True / False |
 | compression          | zlib                    | zlib / none |
+| auth                 | None                    | `basic`, `custom` |
+| auth_user            | None                    | Basic authorization username |
+| auth_pass            | None                    | Basic authorization password |
+| auth_custom          | None                    | Custom authorization headers in JSON format, like `{'Authorization': 'Bearer token'}` |
 
 # Usage
 
diff --git a/README.rst b/README.rst
index b398cc5..0c41fed 100644
--- a/README.rst
+++ b/README.rst
@@ -116,6 +116,18 @@ List of OPTIONS available
    * - compression
      - zlib
      - zlib / none
+   * - auth
+     - None
+     - ``basic``\ , ``custom``
+   * - auth_user
+     - None
+     - Basic authorization username
+   * - auth_pass
+     - None
+     - Basic authorization password
+   * - auth_custom
+     - None
+     - Custom authorization headers in JSON format, like ``{'Authorization': 'Bearer token'}``
 
 
 Usage
diff --git a/pbincli/api.py b/pbincli/api.py
index 0b48194..31500cc 100644
--- a/pbincli/api.py
+++ b/pbincli/api.py
@@ -32,6 +32,16 @@ class PrivateBin:
 
         self.session, self.proxy = _config_requests(settings)
 
+        if settings['auth']:
+            if settings['auth'] == 'basic' and settings['auth_user'] and settings['auth_pass']:
+                self.session.auth = (settings['auth_user'], settings['auth_pass'])
+            elif settings['auth'] == 'custom' and settings['auth_custom']:
+                from json import loads as json_loads
+                auth = json_loads(settings['auth_custom'])
+                self.headers.update(auth)
+            else:
+                PBinCLIError("Incorrect authorization configuration")
+
     def post(self, request):
         result = self.session.post(
             url = self.server,
diff --git a/pbincli/cli.py b/pbincli/cli.py
index e8ce831..ffea657 100755
--- a/pbincli/cli.py
+++ b/pbincli/cli.py
@@ -69,6 +69,12 @@ def main():
     send_parser.add_argument("--no-check-certificate", default=argparse.SUPPRESS, action="store_true", help="Disable certificate validation")
     send_parser.add_argument("--no-insecure-warning", default=argparse.SUPPRESS, action="store_true",
         help="Suppress InsecureRequestWarning (only with --no-check-certificate)")
+    ## Authorization options
+    send_parser.add_argument("--auth", default=argparse.SUPPRESS, action="store",
+        choices=["basic", "custom"], help="Server authorization method (default: none)")
+    send_parser.add_argument("--auth-user", default=argparse.SUPPRESS, help="Basic authorization username")
+    send_parser.add_argument("--auth-pass", default=argparse.SUPPRESS, help="Basic authorization password")
+    send_parser.add_argument("--auth-custom", default=argparse.SUPPRESS, help="Custom authorization header in JSON format")
     ##
     send_parser.add_argument("-L", "--mirrors", default=argparse.SUPPRESS, help="Comma-separated list of mirrors of service with scheme (default: None)")
     send_parser.add_argument("-v", "--verbose", default=False, action="store_true", help="Enable verbose output")
@@ -88,6 +94,12 @@ def main():
     get_parser.add_argument("--no-check-certificate", default=argparse.SUPPRESS, action="store_true", help="Disable certificate validation")
     get_parser.add_argument("--no-insecure-warning", default=argparse.SUPPRESS, action="store_true",
         help="Suppress InsecureRequestWarning (only with --no-check-certificate)")
+    ## Authorization options
+    get_parser.add_argument("--auth", default=argparse.SUPPRESS, action="store",
+        choices=["basic", "custom"], help="Server authorization method (default: none)")
+    get_parser.add_argument("--auth-user", default=argparse.SUPPRESS, help="Basic authorization username")
+    get_parser.add_argument("--auth-pass", default=argparse.SUPPRESS, help="Basic authorization password")
+    get_parser.add_argument("--auth-custom", default=argparse.SUPPRESS, help="Custom authorization header in JSON format")
     ##
     get_parser.add_argument("-v", "--verbose", default=False, action="store_true", help="Enable verbose output")
     get_parser.add_argument("-d", "--debug", default=False, action="store_true", help="Enable debug output")
@@ -102,6 +114,11 @@ def main():
     delete_parser.add_argument("--no-check-certificate", default=argparse.SUPPRESS, action="store_true", help="Disable certificate validation")
     delete_parser.add_argument("--no-insecure-warning", default=argparse.SUPPRESS, action="store_true",
         help="Suppress InsecureRequestWarning (only with --no-check-certificate)")
+    delete_parser.add_argument("--auth", default=argparse.SUPPRESS, action="store",
+        choices=["basic", "custom"], help="Server authorization method (default: none)")
+    delete_parser.add_argument("--auth-user", default=argparse.SUPPRESS, help="Basic authorization username")
+    delete_parser.add_argument("--auth-pass", default=argparse.SUPPRESS, help="Basic authorization password")
+    delete_parser.add_argument("--auth-custom", default=argparse.SUPPRESS, help="Custom authorization header in JSON format")
     ##
     delete_parser.add_argument("-v", "--verbose", default=False, action="store_true", help="Enable verbose output")
     delete_parser.add_argument("-d", "--debug", default=False, action="store_true", help="Enable debug output")
@@ -128,7 +145,11 @@ def main():
         'output': None,
         'no_check_certificate': False,
         'no_insecure_warning': False,
-        'compression': None
+        'compression': None,
+        'auth': None,
+        'auth_user': None,
+        'auth_pass': None,
+        'auth_custom': None
     }
 
     # Configuration preference order: