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1. Do I need to pass the MessageDigest object from register to login?    stackoverflow.com

Ok, I'm a little confused. I'm trying to use MessageDigest to store my passwords in the database as MD5 hashes, and then pull the hash out to check a user's password ...

3. To show the Error message at the login.jsp page using servlet    coderanch.com

Hi folks I am doing a project for which i need to display the error message to the same login.jsp page using servlet.Error messages should be of there types: For invalid username:invalid user name For invalid password:Invalid password For Invalid username or password:user details are not found in database I am doing these validation against MS-Access Database. I have written a ...