SSL certificates are a tool for securing communications over the Internet as well as maintaining data security. It is a widespread misunderstanding to assume that only e-commerce sites and online banking must use an SSL certificate. In fact, most web sites that employ some kind of login page should also use an SSL certificate so that passwords will not be transferred as plain text.
In this appendix you will learn how to generate a public/private key pair using the KeyTool program and have the public key signed by a trusted authority as a certificate. See Appendix A, “Tomcat” for information on installing SSL certificates in Tomcat.
SSL is based on both symmetric and asymmetric cryptography. ...