Understanding of bytes and strings is critical to this topic and can be reviewed here. The term Base64 originates from a specific MIME content transfer encoding. ASCII Converter enables you to easily convert ASCII characters to their hex, decimal, and binary representations. Convert JSON to Python Object (Dict) To convert JSON to a Python dict use this:. urlsafe_b64encode will return a byte object, and somehow your rstrip() will need to pass an byte-like object as well. By optimizing heavily with imagemagick, I was able to get an image under 1024 bytes. Base64 Decode Base64 Encode Image to Base64 Base64 to Image C# System. Base64 is most commonly used as a MIME transfer encoding for email. In Python 2, 'str' is byte string and u'unicde' is unicode string. Learn how to Base64 Encode binary data in PHP. Let's move on to decryption. Tool to decrypt/encrypt with base 64. This document covers all stable modules in django. There are two ways you can do it. errors (Optional) - if source is a string, the action to take when the encoding conversion fails (Read more: String encoding) The source parameter can be used to initialize the byte array in the following ways:. In Base64 encoding, each sequence of three bytes is converted into a separate of four types. In the tutorial, JavaSampleApproach will guide you how to use Kotlin language for converting. In Python 2, no. How to: Convert an Array of Bytes into a String in Visual Basic. That's not entirely accurate, if key is cycled several times it's indeed trivial to break with frequency analysis. JSON serialization) the data is first base64 encoded. Each base64 digit represents exactly 6 bits of data. Available In: 1. Title treats s as UTF-8-encoded bytes and returns a copy with all Unicode letters that begin words mapped to their title case. If you encode that pixel with base64, the same pixel requires 98 bytes. Openssl command. So, each string is just a sequence of Unicode code points. In a nutshell, 2. This app is helpful to PHP, Ruby on Rails, and other developers. OK, I Understand. So, if you actually want to do something with that value, you probably want to convert it into an integer (between 0 and 255). Implements FIPS81 padding scheme for AES. , a total of 24 bits) can therefore be represented by four 6-bit base64 digits. 4 and later The base64, base32, and base16 encodings convert 8 bit bytes to values with 6, 5, or 4 bits of useful data per byte. The base64 module is currently restricted specifically to bytes and bytearray objects. with open([path to pdf]>, "rb") as pdf_file:. Python has a module called base64 that contains functions to Base64 encode a sequence of bytes and also decode it back to a string. Encoding data in Base64 results in it taking up roughly 33% more space than the original data. "str and bytes are 2 different classes" - In Python 3, yes. b64encod、decode:base64. Conversely, the btoa() function creates a base-64 encoded ASCII string from a "string" of binary data. It also uses a = character at the end of a string to signify whether the last character is a single or double byte. Three 8-bit bytes (i. The Base64 encoding is typically used for transfering email messages because email formats does not support binary data. That's not entirely accurate, if key is cycled several times it's indeed trivial to break with frequency analysis. This page describes how to convert audio from a binary file to base64-encoded data. I need to convert a Base 64 encoded public key file in. This article contains examples that demonstrate how to perform Base64 encoding in Python. You can vote up the examples you like or vote down the ones you don't like. decodebytes(). base64 encoding takes 8-bit binary byte data and encodes it uses only the characters A-Z, a-z, 0-9, +, /* so it can be transmitted over channels that do not preserve all 8-bits of data, such as email. Base64 encoding schemes are commonly used when there is a need to encode binary data that needs to be stored and transferred over media that are designed to deal with textual data. Meet the Base64, with 64 characters. Converting Strings to byte objects is termed as encoding. Java decode() Decode an input String using Base64. s is the byte string to decode. How do I decrypt a base64 encoded message with a key? For eg. Related course: Data Analysis with Python Pandas. The encoding may. JAVA: Convert Image to Base64 String and Base64 String to Image Introduction Sometimes we will want to convert an image to a string, for example, store it in database or transfer it via XML. In Python 2, no. Understanding of bytes and strings is critical to this topic and can be reviewed here. Most of the modules in django. However, since you are porting this to Python 3, urllib2 also. php?title=함수_base64_encode()&oldid=449435". Wikipedia has a good expalanation of what base64 encoding and decoding involves. b16encode (s) ¶ Encode the bytes-like object s using Base16 and return the encoded bytes. base64 encoding takes 8-bit binary byte data and encodes it uses only the characters A-Z, a-z, 0-9, +, /* so it can be transmitted over channels that do not preserve all 8-bits of data, such as email. Therefore 64 characters are chosen that are both members of a subset common to most encodings (ASCII), and also printable. It uses 33% extra storage. To get the fastest decoding, it is recommended to use the pybase64. When performing a bit flip attack or working with XOR encryption, you want to change the bits and bytes in a string of bytes. 5 and urlencode() doesn't seem to encode the "#" character, although the function's description says it encodes "all non-alphanumeric" characters. what that base64 string represents is a sequence of bits/bytes. Encoding after encryption with PyCrypto not working I have following Python code to encrypt ( RSA ) input value using PyCrypto. For instance 255 can be changed to 'FF' (also 'ff') or '0xff'. 2017-03-24 • Python, Unicode • Comments. Eventually, in Python 3 the concatenation of byte strings via string formatting yields something entirely different from what Python 2 does:. getBytes()); Explanation: In above code we called Base64. Java decode() Decode an input String using Base64. 고전 프로그래머 - python에서 base64 encoding/decoding 하기 고전 프로그래머. You can use the b64encode() function provided by the base64 module to perform Base64 encoding. The following are code examples for showing how to use base64. 0 ? Below is a sample code snippet on how to convert […]. Most development environments contain a native "base64" utility to encode a binary image into ASCII text data. Byte Encodings and Strings If a byte array contains non-Unicode text, you can convert the text to Unicode with one of the String constructor methods. This is just simple page that I wrote so I could see the text version of a base64-encoded GUID/UUID. Base64 Encoding You can provide image data to the Vision API by specifying the URI path to the image, or by sending the image data as base64-encoded text. encodestring(text) print encoded_text decoded_text = base64. By continuing to use this website, you agree to their use. Please try again later. rstrip(b"=") works for me. encode() method on it: Python is interpreting the string in utf-8 (the default encoding) and providing you the array of bytes that it corresponds to. Base 64 encoding represents a common scheme for encoding binary into ASCII string format using radix 64. encode() to only accept codecs using the right types. The tool you link to simply interprets the hex as bytes, then encodes those bytes to Base64. The Base64 encoding is typically used for transfering email messages because email formats does not support binary data. It's called "str" in Python 2 and "bytes" in Python 3, but both are 8-bit strings. Python mentions the following regarding this function: Decode the string s, which must contain one or more lines of base64 encoded data, and return a string containing the resulting binary data. Note: Starting in version 9. When we have a byte array, we do not just need to leave the data as a byte array. Convert Image to Base64 String in Python - CodeSpeedy. b32encode(). import base64 import hashlib. unhexlify() function to convert from a hex string to bytes, or use the bytes. – is used instead of + and _ is used instead of /) and they omit the padding characters. Made by @mathias — powered by utf8. This is the result of Python 3’s strict distinction between text (sequence of unicode code points) and bytes (sequence of raw bytes). b64encode() Perl encode_base64() VB System. To encode a string in Base32, the following instructions happen. [0-9] - 10 characters 4. how can decode base64 format(my purpos is in mht formt) i want extract text from a mht file with base64 encoding please help me. One of the most noticeable changes in Python 3. NET Framework supports Base64 encoding with two methods. What can you do with Base64 to image decoder? This tool helps to convert base64 string / text to image. The base size on disk is 10665 bytes and the Base64 encoded size is 14221 bytes. Base64url encoding is basically base64 encoding except they use non-reserved URL characters (e. import base64. python2将base64数据写成图片,并将数据转为16进制字符串的方法 1 ByteToHex的转换 3 HexToByte的转换 不可以将str和bytes类型进行拼接,不能在str中搜索bytes数据(反之亦然),也不能将str作为参数传入需要bytes类型参数的函数(反之亦然)。. Is there another non-interactive command (not necessarily in a Python module) that I can run from the command line to achieve this, without having to install any extra packages?. Regroup into 6-bit quantities and zero-pad as necessary: 101101 101100 010100 null. b64decode() Perl decode_base64() VB System. First, each character in the encoded string is assigned a number according to the base64 table. Suppose we want to store 4 bytes (U, N, I and X) as two shorts: UN and IX. Base64 is most commonly used as a MIME transfer encoding for email. # Base64 encoding/decoding uses binascii: def b64encode (s, altchars = None): """ Encode the bytes-like object s using Base64 and return a bytes object. base64_dec: Base64-decode a string into raw bytes using Python's base64 base64_enc: Base64-encode raw bytes using Python's base64 module; boto3: Raw access to the boto3 module imported at package load time; boto3_version: boto3 version; botor: The default, fork-safe Boto3 session. I repeat: Encode() returns an 8-bit string both under Python 2 and Python 3. I'd like to see if there are areas where it could be improved, specifically: Is the function correct?. Bernie and I had an issue today trying to import a CSV file using Import-CSV in Powershell V2. If you want to learn more about Unicode strings, be sure to checkout Wikipedia's article on Unicode. This method of encoding requires the base64 module that has to be imported into the script. I also had to make sure that I converted everything into bytes before I encoded/decoded it. All Algorithms implemented in Python. Then decode the byte string so that it can be else where. There are around 200 useful operations in CyberChef for anyone working on anything vaguely Internet-related, whether you just want to convert a timestamp to a different format, decompress gzipped data, create a SHA3 hash, or parse an X. 2017-03-24 • Python, Unicode • Comments. Thus in the Ruby version, you probably want to be using the ‘hexdigest’ method rather then the ‘digest’ method and not both base64-encoding the result. GitHub Gist: instantly share code, notes, and snippets. The Python Discord. Calling close on the Base64EncodePipe stream is necessary to complete the encoding (but does not close ostream). They are extracted from open source Python projects. - Lennart Regebro Sep 8 '17 at 12:02. getEncoder(). The return value is the converted line, including a newline char if newline is true. I looked at the doc's for the mimetools and base64 modules. Each Base64 encoded character has one of the 64. In addition, base64 encode/decode binary data. Below you will find sample code for examples on how to use your base64 images in common programming languages. str for base64 encoding in email, #8896: msg107794 - Author: Sorin Sbarnea (ssbarnea) * Date: 2010-06-14 15:35; I would like to know what happened with hex_codec and what is the new py3 for this. And if you send out the wrong encoding (that is, a byte sequence that your receiver doesn’t expect), you’ll get Unicode errors. While blob data is base-64 encoded in text (which produces 4 bytes for every 3 bytes of the original data), a blob encoded as Ion binary is simply encoded as is—no base-64 expansion required! Similar space efficiencies are found in other aspects of Ion’s binary encoding. Fast Base64 encoding/decoding. You can choose from the following actions:. I was about to include it as-is into my profile and decided that there was a better way to do this. Optional casefold is a flag specifying whether a lowercase alphabet is acceptable as input. "str and bytes are 2 different classes" - In Python 3, yes. 7 and the base64 library:. X's str and unicode types have morphed into 3. # NB : this is not secure. The Python string is not one of those things, and in fact it is probably what changed most drastically. b2a_base64 (data, *, newline=True) ¶ Convert binary data to a line of ASCII characters in base64 coding. In this post, we will learn to convert and retrieve an image from base64. encode('UTF-8')). Sign in Sign up. To encode data in Base64, Python provides the b64encode function of the base64 module. A str object does not have the method decode. To Convert Hex to Byte and Then Base64 Encoding I am trying to convert the hexadecimal value(a file checksum) to byte and then to convert it to base64 encoding for the files received. 0 is to use the MemoryStream and perform the CopyTo operation on the source stream to the Memory Stream. Every day I remind myself that my inner and outer life are based on the labors of other men, living and dead, and that I must exert myself in order to give in the same measure as I have received and am still receiving. Base58Check encoding is also used for encoding ECDSA private keys in the wallet import format. Base64 encoding schemes are commonly used when there is a need to encode binary data that needs be stored and transferred over media that are designed to deal with textual data. Most development environments contain a native "base64" utility to encode a binary image into ASCII text data. (PowerBuilder) Compress Bytes to Base64 (or any other encoding) Compresses bytes to base64 or any other encoding. urlsafe_b64decode(). Base 64 encoding represents a common scheme for encoding binary into ASCII string format using radix 64. Optional altchars must be a byte: string of length 2 which specifies an alternative alphabet for the '+' and '/' characters. Base64 encoding is a way to convert data (typically binary) into the ASCII character set. Encoded in ASCII, the characters M. On the Pc side I need to decode the the base64 string and recover the original raw bytes. Convert bytes to string in python. Decode an Encoded Base 64 String to ASCII String Prerequisite : What is base64 Encoding and why we encode strings to base64 format Base64 encoding is performed at sending node before transmitting bits over a network, and receiving node decodes that encoded data back to original ASCII string. The following are code examples for showing how to use base64. By creating new String Object and assign byte[] to it. PHP base64_decode() Python base64. $ python base64_b64encode. h library, which allowed us to encode a string by calling a simple static method of a class. 2017-03-24 • Python, Unicode • Comments. Base64 vs UTF-8 Often when dealing with binary data in a unicode context (e. Then base64 encode it and since this will go: on a url, use the urlsafe version. Note: This example requires Chilkat v9. Either use the binascii. Convert data between binary, hex and Base64 in PowerShell Point Of Interest Yesterday I asked in Twitter, who can convert byte array to a formatted hex string in PowerShell in 5 minutes. We can convert bytes to String using bytes class decode() instance method. decodebytes(). How are you encoding the text? base64. The base64, base32, and base16 encodings convert 8 bit bytes to values with 6, 5, or 4 bits of useful data per byte, allowing non-ASCII bytes to be encoded as ASCII characters for transmission over protocols that require plain ASCII, such as SMTP. How to encode base64 via command line? python -m base64 -d FOO and writes the Base-64 encoded output over the original file. It amounts at most to 23% (versus 33% for base64) and can range down to 14%, which typically occurs on 0-byte blocks. I need to convert a Base 64 encoded public key file in. b2a_base64 (data, *, newline=True) ¶ Convert binary data to a line of ASCII characters in base64 coding. b64encode(byte_seq) (You could use. There is a small disadvantage of Base64 encoding is that it becomes lengthy. Python has a module called base64 that contains functions to Base64 encode a sequence of bytes and also decode it back to a string. This example shows what will happen when you change character encoding to a different one. The uuencode is a binary to text encoding scheme used in Unix systems for transferring binary data over the UUCP(Unix-To-Unix file system). The code is fairly simple, a user enters an encryption key (which basically tells the program how to scramble the text, using an algorithm), then the text to. decodestring(s) function. it offers keyword arguments like encoding). and do often in order to stay ahead on the latest versions),then do so. encodebytes(). May 24, 2015 — by Jan-Philip Gehrcke For an AngularJS-based web application I am currently working on, I want to put arbitrary text information into a URL, send it to the client, and have it decoded by the browser. A bytes object does not have the method encode. Skip to content. encode(encoding) If the string contains characters that cannot be represented in the given encoding, Python raises an exception. In this blog, we are going to learn, how to get base64 string from an image in C#. Bytes objects are immutable sequences of single bytes in the range between o and 255 (inclusive). This was a fun project to work on. Convert the following 40-bit string to BASE32:. In case there are any remaining bytes after parsing, they are assumed to be HMAC signatures, with the types estimated according to signature length. In a typical assessment, I usually make a prototype to decrypt sample messages. A recent discussion on the python-ideas mailing list made it clear that we (i. (5 replies) Hi, After many tests, I'm unable to convert email module to Python 3000. I'd like to see if there are areas where it could be improved, specifically: Is the function correct?. b64encode() Perl encode_base64() VB System. Este número se convertirá a su valor Base 64, que puede hacerse tomando bloques de 6 bits a la vez (6 bits forman como máximo 64 valores diferentes en binario: 2 6). Web developer tools Validators, generators and converters. What can you do with Base64 to image decoder? This tool helps to convert base64 string / text to image. You can vote up the examples you like or vote down the ones you don't like. However, as Wikipedia says, removing the padding (the '=' characters at the end of base64 encoded data) is "lossless":. """ return b64encode(s) def standard_b64decode(s): """Decode a byte string encoded with the standard Base64 alphabet. Hex-encode encode strings or byte data. It amounts at most to 23% (versus 33% for base64) and can range down to 14%, which typically occurs on 0-byte blocks. Press question mark to learn the rest of the keyboard shortcuts. Created by computer nerds from team Browserling. r/Python: news about the dynamic, interpreted, interactive, object-oriented, extensible programming language Python Press J to jump to the feed. 0 ? Below is a sample code snippet on how to convert […]. Base64 encoding schemes are generally used when there is a need to encode binary information that needs to be stored and transferred over media that are developed to deal with. Purpose: The base64 module contains functions for translating binary data into a subset of ASCII suitable for transmission using plaintext protocols. Python Tutorial Python HOME Python The encode() method encodes the string, using the specified encoding. Encoder using getEncoder() and then get the encoded string by passing the byte value of actualString in encodeToString() method as parameter. By mkyong | June 3 Code snippets to show you how to convert string to bytes and vice versa. encoded = binascii. 0, strings are stored as Unicode, i. Then the standard complains: don't use upper case in variable names, try not to use names like S tr. func Title(s []byte) []byte. Demonstrates how to write an integer to N bytes (little-endian or big-endian) and return the bytes in any encoding such as hex, base64, etc. Free online text compression tools - gzip, bzip2 and deflate. Convert to BASE64 characters: tsU= BASE32. To recreate scenario, I have created a static method, which converts an InputStream to String. It also uses a = character at the end of a string to signify whether the last character is a single or double byte. GitHub Gist: instantly share code, notes, and snippets. I propose to add new input_type and output_type to CodecInfo. Base64 encode your data in a hassle-free way, or decode it into human-readable format. Convert Image to Base64 String in C# By: Syed Printer Friendly Format This article will help you to learn how we can convert an image into a base64 string and base64 string back to image. Thus, the actual length of MIME-compliant Base64-encoded binary data is usually about 137% of the original data length, though for very short messages the overhead can be much higher due to the overhead of the headers. It is most popular form of the “Base Encoding”, the others known in use being Base16 and Base32. In addition, this module also provides the b64decode function, as well as other useful functions to encode binary into text using several algorithms specified in RFC 3548. Base64 Encoding is used encode binary data in order to prevent it from being modified during transit. Note that this function relies on the path. Decode an Encoded Base 64 String to ASCII String Prerequisite : What is base64 Encoding and why we encode strings to base64 format Base64 encoding is performed at sending node before transmitting bits over a network, and receiving node decodes that encoded data back to original ASCII string. This dialog can also be used to decode field bytes from base64, zlib compressed or quoted-printable and show the decoded bytes as configurable output. Embedding base64 encoded audio. e: an array of integers from 0 to 255), to base64. Additionally, the bytes for the value of the IA5String are packed using 7-bit units instead of 8-bit units, because the encoder knows that encoding an IA5String byte value requires only 7 bits. Convert Base64 to PDF online using a free decoding tool which allows you to decode Base64 as PDF and display it directly in the browser. Follow @python_fiddle Browser Version Not Supported Due to Python Fiddle's reliance on advanced JavaScript techniques, older browsers might have problems running it correctly. Please try again later. This module provides data encoding and decoding as specified in RFC 3548. encodestring is a deprecated alias. ASCII characters are characters whose code points range from 0x00 to 0x7F. It take encoding technique as argument. Convert byte object to string. To decode an image using Python, we simply use the base64. aTool,在线工具,提供一款将图片转换为Base64编码的工具,可以让你很方便地在没有上传文件的条件下将图片插入其它的网页. Convert Base64 string to String In order to convert a Base64 string back to the original string, use FromBase64String(). To recreate scenario, I have created a static method, which converts an InputStream to String. However, Python unicode objects can also use escape sequences. I can understand the input, but not the output. Note: I need prompt for input the encoded value & decoded value. Python Prototype. So, each string is just a sequence of Unicode code points. The base64 Module Introduction. This way you don't have to worry about an image file to go with your code. Import library. When and why would you use Base64 encoding?. # Base64 encoding/decoding uses binascii: def b64encode (s, altchars = None): """ Encode the bytes-like object s using Base64 and return a bytes object. It is not yet considered ready to be promoted as a complete task, for reasons that should be found in its talk page. mozilla/firefox -type d -name Cache. If you have a smaller image, you can include it in your program as a base64 encoded string. I'm running PHP version 5. This program let you encode/decode or encrypt/decrypt your documents in various formats such as: ASCSII, Binary, Base 64, Hex, Caesar Bruteforce, MD5, SHA-1, HTML Entities. The encoded byte string is returned. System Random. 利用openssl_random_pseudo_bytes和base64_encode函数来生成随机字符串 利用Python生成一个随机字符串. Head over to Wikipedia to see how base64 is decoded. To decode an image using Python, we simply use the base64. A continuación, cogiendo cada vez 6 bits del búfer, tenemos 4 números (24 = 6 x 4), que entonces son convertidos a su correspondiente valor en Base 64. in which case its methods like read() return Py3 bytes objects. x as opposed to Python 2. Granted,I might Alienate alot of people by saying what I personally feel in regards to windows But i honestly feel that if you have not gotten the Hint about Linux/Ubuntu from Cononical,Then order the free CD (like i did. utils are designed for internal use and only the following parts can be considered stable and thus backwards compatible as per the internal release deprecation policy. Base64 encodes 3 bytes on 4 characters, while hex encodes 2 bytes on 4. Base64 is a encoding algorithm that allows you to transform any characters into an alphabet which consists of Latin letters, digits, plus, and slash. Using a Python recipe? base64 encoding - oneliner (Python #this can be written in short as #one line to convert three bytes to 4 base64 chars en = lambda a, b. Python 3 uses two very different types: bytes: intended to represent raw byte data. It uses the Standard Base64 encoding -. Here is the code for converting an image to a string. We need to prepare hex string before could convert hex to a byte array and vice versa, and I noticed many forum create a small function to do the conversion from string to hex and convert a string to byte. Learn how to decode a Base64 encoded data back to normal text in Javascript. X: Unicode and Binary Data. The term Base64 originates from a specific MIME content transfer encoding. You can use the b64encode() function provided by the base64 module to perform Base64 encoding. Byte Array to InputStream and OutputStream Here is our sample program, which first take a byte array from String for testing purpose. Interestingly Python allows the representation of the hexadecimal string in two different forms. From bytes to strings in Python and back again. RSA code is used to encode secret messages. Base64 encoding schemes are generally used when there is a need to encode binary information that needs to be stored and transferred over media that are developed to deal with. This module provides data encoding and decoding as specified in RFC 3548. Lets first talk about encoding and decoding javascript, In javascript to encode a string we use btoa function. Base64 encoding schemes are commonly used when there is a need to encode binary data that needs to be stored and transferred over media that are designed to deal with textual data. Convert Base64 to PDF online using a free decoding tool which allows you to decode Base64 as PDF and display it directly in the browser. "str and bytes are 2 different classes" - In Python 3, yes. pem format to byte array using openssl. str for base64 encoding in email, #8896: msg107794 - Author: Sorin Sbarnea (ssbarnea) * Date: 2010-06-14 15:35; I would like to know what happened with hex_codec and what is the new py3 for this. X: Unicode and Binary Data. Melardev 7,018 views. This program 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. Create a string of each header field name and its associated value. Python bytes() Syntax bytes([source[, encoding[, errors]]]) The bytes() method as bytearray() also takes three optional parameters. base64 or -enc base64 can be used to decode lines see Command_Line_Utilities. The following are code examples for showing how to use base64. urlsafe_b64encode as a. Go's base64 package contains implementations for both Standard Base64 encoding/decoding as well as URL and Filename safe Base64 encoding/decoding as described in RFC 4648. You can pass it a string or any object with a read attribute. Now we will use Python to define the data that we want to store in S3, we will then encrypt the data with KMS, use base64 to encode the ciphertext and push the encrypted value to S3, with Server. Convert PDF to Base64 online and use the result string as data URI, HTML object, and others. b2a_base64 (data, *, newline=True) ¶ Convert binary data to a line of ASCII characters in base64 coding. The NUXI Problem. Using built-in base64 encoders is not allowed. All we have to do now is decode it to view the contents. Messages (15) msg260359 - Author: Ben Spiller (benspiller) * Date: 2016-02-16 11:58; It's well known that lots of people struggle writing correct programs using non-ascii strings in python 2. I am pentesting a database that where I found data which was base64 encoded. Import bytes – get ASCII. I also had to make sure that I converted everything into bytes before I encoded/decoded it. This is something that I need occassionally and I can never remember how to do it. base64 Incorrect Padding. In addition, base64 encode/decode binary data. [+] - 1 character 5. The term Base64 originates from a specific MIME content transfer encoding. To convert a string to bytes. Byte Encodings and Strings If a byte array contains non-Unicode text, you can convert the text to Unicode with one of the String constructor methods. æternity Documentation Hub Encoding Scheme Type to start searching aeternity/documentation-hub æternity Documentation Hub. It doesn't matter, a base64-encoded string contains only ASCII characters.