Base64 encoding and decoding of data from Java. Encode and decode methods for Strings, byte arrays, and streams.

Internationalization - included languages:

English

Translations gladly accepted. Please translate Base64.properties.
You may want to use: Attesoro - A Java Translation Editor

Base64 is needed in many places other than its original use as an encoding format for transferring attachments in email. It can be used anytime binary or arbitrary data needs to be represented in common printable characters. For example to connect to a web page that requires a username and password (basic authentication) you need to Base64 encode the username and password. (See the example)

Example

URL url = new URL("http://....");
HttpURLConnection connection = (HttpURLConnection)url.openConnection();
connection.setRequestProperty(
    "Authorization", 
    "Basic " + Base64.encode(
        username + ":" + password
    )
);      
InputStream in = connection.getInputStream();

Use base64 to add a basic authentication to an HTTP request.

Be aware that Base64 encoding in not encryption. Base64 scrambles the output and it may appear to be unreadable, but it is easily deciphered by anybody with a little experience or time. Base64 encoded strings will often end in one or two equal signs, and they will have only letters, numbers, pluses, and slashes. Once somebody figures out that it is in Base64, it is just a matter of running the decode method on it. Furthermore, real encryption algorithms will change the entire output if one bit in the input changes. If you change a letter in a your message and then re-encode it with Base64, only a few characters will change. Base64 is not a substitute for encryption. Base64 used this way is obfuscation, and rather poor obfuscation at that. It may be a disservice to your users to use Base64 as obfuscation because it gives them the impression that their data is encrypted when it really isn't.

Cpabiens

Understanding Cpasbien: The Evolution and Impact of a Torrenting Icon

: Its core user base is located in France, with significant traffic also coming from Senegal and the United States. Content Library cpabiens

As she stepped into a clearing, she saw them: three Cpabiens. They looked like floating lanterns made of woven starlight. They didn't speak with words, but as they drifted around her, Elara felt memories that weren't hers—the smell of rain on ancient stone, the sound of a song sung a thousand years ago. Understanding Cpasbien: The Evolution and Impact of a

. Established as a hub for torrenting movies, music, and software, the site represents a significant chapter in the ongoing tension between open-access digital culture and intellectual property laws. The Appeal of Community-Driven Content They didn't speak with words, but as they

Localized Content:

Focused heavily on French dubs (Version Française) and subtitles.

In the sprawling digital landscape of the internet, language is not merely a tool for communication; it is a living, breathing entity that evolves at the speed of bandwidth. While dictionaries serve as the graveyards of formalized words, the vibrant chaos of social media acts as the nursery for new vernaculars. Few examples illustrate this dynamic better than the term "cpabiens." At first glance, it appears to be a simple typographical error—a slip of the finger on a QWERTY or AZERTY keyboard. However, a deeper analysis reveals that "cpabiens" is not a mistake, but a cultural artifact. It represents the collision of linguistic efficiency, community identity, and the unique way humans adapt to technology.

Links

Author	License	Features
Stephen Ostermiller com.Ostermiller.util.Base64	Open source, GPL	Encodes and decodes strings, byte arrays, files, and streams from static methods.
Robert W. Harder Base64	Open source, public domain	Encodes and decodes strings, byte arrays, and objects from static methods. It will encode and decode streams if you instantiate a Base64.InputStream or a Base64.OutputStream.
Roedy Green Java Glossary com.mindprod.base64.base64	Open source, freeware (except military)	Encodes from byte arrays to strings, decodes from strings to byte arrays.
Tom Daley JavaWorld Tip	unknown	Annotated code and nifty graphic that shows how Base64 encoding works. Supports byte array to byte array operations.
Sinotar com.sinotar.algorithm.Base64	Open source, free only for personal use.	Encodes from byte arrays to strings, decodes from strings to byte arrays.

License

The OstermillerUtils library is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.