What is Base64 decoding?

Base64 decoding is the reverse process of Base64 encoding. It involves transforming the encoded text back into its original binary data.

How does the Base64 decoder work?

The Base64 decoder takes in an encoded text input from the user and uses the `atob` function to convert the text back into its original binary form. The resulting decoded text can then be displayed in the output area of the tool.

Base 64 Decoder Online

Convert a Base64-encoded string back to its original binary format

Text to be encoded

Decoded text:

Base 64 Decoder Tool: Convert Encoded Strings to Binary

If you're dealing with Base64-encoded strings and need to convert them back to binary, a Base64 decoder tool is exactly what you need.

What is Base64 Encoding?

Check out our: Base64 Encoder Online

Base64 is a common encoding scheme used to represent binary data in ASCII format, making it easy to transfer over text-based channels such as email systems and websites. Base64 encoding uses a set of 64 characters (hence the name) to represent binary data in a compact and easy-to-read format. This makes it ideal for applications where binary data needs to be transmitted over channels that do not support binary data natively.

The Base64 encoding process works by taking a binary input stream and dividing it into 6-bit chunks. Each 6-bit chunk is then mapped to a single ASCII character using a set of 64 characters that are known to both the sender and the receiver. The resulting output is a Base64-encoded string that can be transmitted over text-based channels without any loss of data.

How Does Base64 Decoding Work?

A Base64 decoder tool takes a Base64-encoded string as input and converts it back to its original binary format. The resulting binary data can then be used for its intended purpose, such as displaying an image or playing a video. The Base64 decoding process works by taking the Base64-encoded string and reversing the encoding process. Each character in the Base64-encoded string is mapped back to its 6-bit binary representation, and the resulting binary stream is concatenated to form the original binary data.

Using a Base64 Decoder Tool

Using a Base64 decoder tool is simple. Just copy the encoded string into the input field. The tool will then convert the encoded string into its original binary format. The resulting binary data can then be used for its intended purpose.

It's important to note that Base64 encoding is not a form of encryption, and can be easily decoded with a Base64 decoder tool. Therefore, it should not be used to transmit sensitive information over unsecured channels. If you need to transmit sensitive information, it's best to use encryption tools that are designed specifically for that purpose.