Hey all,in a web applications,i am typing the URL in the
browser and entering the Username & password.After clicking
Login button,where the authentication will happen & how (i
mean how is the process goes on...browser,web server,DB
server level)...Pls answer...

Answer Posted / mk

if u enter the user id and password in the user field and
Password field and click on the Login button then firstly
browser given the instruction to the web -server to send
this request to Application application has responsibility
to send this request to database server for authentication
the it is the responsibility of DB server check the
authenticate then it given the response to the Application
then Application has responsibility to this response to
given the web server

Dig:-
Web Application:-
Request Request
Web-server-------->Application----------->DB-Server
<------ <--------
Response Response

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