What is a 401 error? Error 401is an HTTP status code that indicates your client (or browser) doesn’t have the required permissions to access a particular online resource or webpage. This standard response code may also show when your browser fails to give valid credentials when attempting to...
However, if something goes wrong, then the server sends a code other than 200. One of those codes is 401 error, which indicates afailure to accessa secured resource on the web server. Password Web One of the key features of the early web was a “quick and dirty” method of securing c...
What is a 401 Error Code? 401 Error Code is an HTTP status code that refers to a client-side error caused by unauthorized access when visiting a password-protected website. This error can occur with any browser when a visitor fails to provide valid authentication credentials (e.g., incorrec...
The HTTP Status Code 401 is similar to 400 except that it is specifically used when required authentication has failed or has not yet been provided by the client. What Is HTTP Status Code 401? HTTP Status Code 401, also known as an 'unauthorized error', is a common response code that te...
錯誤404: Not Found – The all-time famous “Oops, something went wrong” or “Sorry, the page could not be found” error is probably the most common type of client status codes. As you probably guessed, this error occurs when the resource doesn’t exist or it isn’t available at the...
错误404: Not Found – The all-time famous “Oops, something went wrong” or “Sorry, the page could not be found” error is probably the most common type of client status codes. As you probably guessed, this error occurs when the resource doesn’t exist or it isn’t available at the...
What is the “401 Unauthorized Access” Error? The HTTP status code “401 Unauthorized Access” is a client-side error, which indicates that the website’s server sends a “WWW-Authenticate” header response back to the visitor with a challenge. Since the visitor failed to provide valid authe...
How to Fix a 401 Unauthorized Error? There are various methods of solving this problem as seen below. Method 1. Wrong URL Confirm whether the URL you entered is correct. Many times, a wrong URL is responsible for a 401 error. Sometimes you may attempt to provide an incorrect URL or open...
HTTP Status Code 401: “Unauthorized” Error Status code 401 – the “unauthorized” error, is a client-side error. Usually, this means the user’s login authentication credentials aren’t working. The user entered an incorrect password, or the server doesn’t know who the user is, and is...
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