Refer to this definitive and authoritative book to understand the Jakarta EE Security Spec, with Jakarta Authentication Authorization as its underlying official foundation. Jakarta EE Security implementations are discussed, such as Soteria and Open Liberty, along with the build-in modules and Jakarta EE Security third-party modules, such as Payara Yubikey OIDC, and OmniFaces JWT-Auth.brThe book discusses Jakarta EE Security in relation to SE underpinnings and provides a detailed explanation of how client-cert authentication over HTTPS takes place, how certifications work, and how LDAP-like names are mapped to calleruser names. General web security best practices are presented, such as not storing passwords in plaintext, using HTTPS, sanitizing inputs to DB queries, encoding output, and explanations of various web attacks and common vulnerabilities are included.brPractical examples of securing applications discuss common needs such as letting users explicitly log in, sign up, verify e