Base64

TO Process

• http://localhost:9627/personal/Wiki.jsp?page=Base64
• http://localhost:9627/personal/Wiki.jsp?page=Base64EncoderDecoder2
• http://localhost:9627/personal/Wiki.jsp?page=Base64Encoder1

Overview

The Base64 encoding is a binary data encoding scheme designed to represent arbitrary sequences of octets in a form that allows the use of both upper- and lowercase letters (so it can be embedded where text goes) but that need not be human readable.

java.util.Base64

• https://docs.oracle.com/javase/8/docs/api/java/util/Base64.html

import java.util.Base64;

...

Base64.getMimeEncoder().encodeToString(s.getBytes());

Base64.getEncoder()

new String(Base64.getMimeDecoder().decode(s));

Base64.getDecoder()