Our online tool facilitates the seamless conversion of Base64 encoded data back to its original PDF format. This functionality leverages the established Base64 decoding process to reconstruct the underlying binary data and subsequently translate it into the structured format of a PDF document.
Base64 to PDF Decoder
Input: Base64 Encoded PDF
What is Base64?
Base64 encoding is a technique employed to convert binary data into a format suitable for transmission and storage within text-based environments. It achieves this by translating the binary data into a sequence of printable characters drawn from the ASCII character set.
What is Base64 Decoding?
Base64 decoding reverses the Base64 encoding process, transforming the human-readable Base64 string back into its original binary form. This involves meticulously splitting the encoded string into groups of six bits (octets). Each octet is then mapped back to its corresponding 8-bit byte using a predefined lookup table. Finally, these decoded bytes are meticulously reassembled to reconstruct the original binary data.
How Does Base64 Decoding Work?
Base64 decoding works by mapping characters from Base64-encoded text back to their binary values. The original binary data is then recreated by combining these binary values. The encoded data is returned to its pre-encoded state after this reverse transformation, ready for processing, storage, or transmission.
Base64 decoding is often used to extract binary data from text-based settings, such as graphics contained in HTML or email communications.
What is a PDF?
PDF is an abbreviation for Portable Document Format. It’s a versatile file format developed by Adobe that enables individuals to exhibit and exchange documents regardless of the software, hardware, or operating systems they’re using. PDF files can contain links, buttons, form fields, audio, video, and business logic.
What is the Base64 to PDF Converter?
The Base64 to PDF Converter is a web-based tool specifically designed to facilitate the conversion of Base64-encoded data back into its original PDF format. This functionality enables users to seamlessly decode and reconstruct the binary representation of a PDF document from its encoded Base64 string.
How To Use the Online Base64 to PDF Decoder?
- Simply enter the Base64 encoded PDF file in the Input field.
- The conversion time may vary depending on the size, so please wait until it is finished.
- You can download the decoded PDF file by clicking the Download button.
Is it secure to use your Base64 to PDF Converter?
Rest assured that your data remains secure when using our Base64 to PDF Converter. The entire conversion process operates exclusively within your web browser, on your local machine. No data is uploaded or stored on our servers, guaranteeing the privacy and integrity of your information.
Base64 Characters
Here is the set of 64 ASCII characters used in Base64 encoding:
- Uppercase and lowercase letters (A-Z, a-z): 26 characters each
- Digits (0-9): 10 characters
- Special characters (“+” and “/”): 2 characters
- Padding character (“=”): It comes into play when the length of the binary data being encoded is not a multiple of three bytes.
| Value | Character | Binary Value |
|---|---|---|
| 0 | A | 000000 |
| 1 | B | 000001 |
| 2 | C | 000010 |
| 3 | D | 000011 |
| 4 | E | 000100 |
| 5 | F | 000101 |
| 6 | G | 000110 |
| 7 | H | 000111 |
| 8 | I | 001000 |
| 9 | J | 001001 |
| 10 | K | 001010 |
| 11 | L | 001011 |
| 12 | M | 001100 |
| 13 | N | 001101 |
| 14 | O | 001110 |
| 15 | P | 001111 |
| 16 | Q | 010000 |
| 17 | R | 010001 |
| 18 | S | 010010 |
| 19 | T | 010011 |
| 20 | U | 010100 |
| 21 | V | 010101 |
| 22 | W | 010110 |
| 23 | X | 010111 |
| 24 | Y | 011000 |
| 25 | Z | 011001 |
| 26 | a | 011010 |
| 27 | b | 011011 |
| 28 | c | 011100 |
| 29 | d | 011101 |
| 30 | e | 011110 |
| 31 | f | 011111 |
| 32 | g | 100000 |
| 33 | h | 100001 |
| 34 | i | 100010 |
| 35 | j | 100011 |
| 36 | k | 100100 |
| 37 | l | 100101 |
| 38 | m | 100110 |
| 39 | n | 100111 |
| 40 | o | 101000 |
| 41 | p | 101001 |
| 42 | q | 101010 |
| 43 | r | 101011 |
| 44 | s | 101100 |
| 45 | t | 101101 |
| 46 | u | 101110 |
| 47 | v | 101111 |
| 48 | w | 110000 |
| 49 | x | 110001 |
| 50 | y | 110010 |
| 51 | z | 110011 |
| 52 | 0 | 110100 |
| 53 | 1 | 110101 |
| 54 | 2 | 110110 |
| 55 | 3 | 110111 |
| 56 | 4 | 111000 |
| 57 | 5 | 111001 |
| 58 | 6 | 111010 |
| 59 | 7 | 111011 |
| 60 | 8 | 111100 |
| 61 | 9 | 111101 |
| 62 | + | 111110 |
| 63 | / | 111111 |
