how to validate user credentials on service portal login page in servicenow o

[Arjun Reddy Yer]

how to validate user credentials on service portal login page in servicenow as when ever user tries to login into the instance it should validate credentials of the user. If the user enters wrong credentials then it should through error message and should not allow user to access the instance. @Ankur Bawiskar @Mohith Devatte @Sandeep Dutta @Chuck Tomasi @Allen Andreas 

[chrisperry]

This should already be the OOB functionality... are you seeing the login page behave differently?

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Regards,

Christopher Perry

[Arjun Reddy Yer]

as I need to create it from scratch so required guidance to build it.

[chrisperry]

What is the reason for needing to build it from scratch? Seems like the OOB login widget should meet your requirements fine, but if you really need to create a custom login widget then I would start by cloning the OOB login widget and going from there:

If this answer is helpful please mark correct and helpful!

Regards,

Christopher Perry

[palanikumar]

Hi,

OOB Login widget does it. It check whether credential is valid. It throw error message if the credentials are invalid