spring-security/docs/modules/ROOT/pages/servlet/authentication/unpwd/password-encoder.adoc

[[servlet-authentication-password-storage]]
= PasswordEncoder

Spring Security's servlet support storing passwords securely by integrating with <<authentication-password-storage,`PasswordEncoder`>>.
Customizing the `PasswordEncoder` implementation used by Spring Security can be done by <<authentication-password-storage-configuration,exposing a `PasswordEncoder` Bean>>.