What are different Authentication options available in Servlets.
There are four ways of Authentication options available in servlets:
HTTP basic authentication: In this, server uses the username and password provided by the client and these credentials are transmitted using simple base64 encoding.
HTTP digest authentication: This option is same the basic authentication except the password is encrypted and transmitted using SHA or MD5.
HTTPS client authentication : This options is based on HTTP over SSL.
Form-based authentication : Form-based authentication uses login page to collect username and password.
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