Java web app course 3/6 - Authentication and authorization with Spring Security

In this video, Alejandro Duarte shows how to configure Spring Security in a Java Web application developed with Vaadin, how to implement a login screen, and how to manage authentication and authorization.

[geetanshukamboj]

Hi Can you suggest another way because is depreciated.

[braulioarencibia]

I have seen other video implementing the password authentication through database and that video do not mention the UserDetailsService. In this video I don't see how to use the UserDetailsService actually connecting to the Database in order to get a real user not the in memory hardcoded users. Should I use instead JdbcUserDetailManager combined with the AuthenticationManagerBuider for LDAP authentication? My idea is to combine the database and LDAP to authenticate the user

[ozhemlock]

Bro I have been following this step by step, using the same versions you're using and every I go to run the project I get an error saying that "report-ui-styles.css" file cannot be found, despite it clearly existing in /frontend/css. I've tried placing it simply in /frontend too. Same error. I have been stuck on this for a week. Please help. The file is there!

[araggna]

Nice tutorial video, i want ask about method InMemoryUserDetailsManager how to set dynamic with database? Thank you

[sdmn]

How do you manage the sign in using an authentication service such as Firebase Auth? Do you first check the username and password within the login view and the store a JWT-based access token in the session and then validate this token against the auth service again in Spring Security? Can this be integrated with the

[Dirkadin]

Did you write the report-ui addon? I'm getting an error saying "Running project in development mode with no access to folder

[yurilemos]

Hi, Im having this issue when I run mvn vaadin:compile:
No plugin found for prefix 'vaadin' in the current project and in the plugin groups

And when I run the project I am having this:
Unable to start web server; nested exception is Unable to start embedded Tomcat


Plese give me some help

[kaloyanh.]

You need to fix those videos and your implementation ! I can't even start the project ! I can't import the dependencies from vaadin !