AADSTS50053 Azure Origin: Platform & cloud Last updated 15 Oct 2026

AADSTS50053: Your account is locked (Smart Lockout) / sign-in blocked due to suspicious activity

Too many failed sign-ins (or sign-ins from a malicious IP) triggered Entra Smart Lockout.

Exact message you may see Your account is lockedYou've tried to sign in too many times with an incorrect user ID or password
Seen on: Azure

Meaning

Old saved passwords on phones/apps, scripts retrying with a wrong secret, or password-spray attacks lock the account temporarily. The lockout clears after its duration.

Common causes

  • Devices/apps retrying an old password
  • Script with wrong credentials
  • Password-spray attack from known bad IPs

⚡ Quick fix

  1. Wait for the lockout period, then update saved passwords everywhere
  2. Reset the password via SSPR
  3. Review sign-in logs for attack IPs

Detailed fix by platform

Azure CLI

  1. # Entra ID → Sign-in logs → filter by user, status Failure, error 50053

How to diagnose

  1. Sources — Failing sign-ins’ apps/IPs
  2. Devices — Old credentials saved?

🔧 Still not fixed?

Many errors look alike. If the steps above didn’t solve it, one of these is probably what you’re facing:

Where this error sits

Origin: Platform & cloud. Errors that are often confused with or caused by this one (click to open):

0x800704EC — 0x800704EC: This program is blocked by group policy (Windows Defender) (Windows)0x800704EC403 Forbidden wp-admin — WordPress: 403 Forbidden on wp-admin, wp-login.php or admin-ajax.php (WordPress)403 Forbidden wp-adminAADSTS500113 — AADSTS500113: No reply address is registered for the application (Azure)AADSTS500113AADSTS50020 — AADSTS50020: User account from identity provider does not exist in tenant and cannot access the application (Azure)AADSTS50020AADSTS50034 — AADSTS50034: The user account does not exist in the directory (Azure)AADSTS50034AADSTS50055 — AADSTS50055: The password is expired (Azure)AADSTS50055AADSTS50057 — AADSTS50057: The user account is disabled (Azure)AADSTS50057AADSTS50105 — AADSTS50105: Your administrator has configured the application to block users unless they are specifically granted access (Azure)AADSTS50105AADSTS500…

Explore the map of this error Full error map →

🧠 Still stuck? Analyze your error

Paste the full message, response headers or stack trace — we'll detect the platform and point to the most likely cause.

💬 What worked for others

No tips yet — did something else fix this for you?

Share what worked for you

Tips are checked by an editor before they appear. Links are removed.