Xor decoder

A 2-bit decoder (2 to 4-bit decoder) has 2 input lines and 4 output lines. That is, 4 decoding gates are required to decode all possible combinations of two bits. For any given code on its input, one of the four output becomes HIGH. Binary codes corresponding outputs and decoding functions are described in the table. logical diagram of 2 to 4 ... It is a digital circuit used for bitwise operations in an electrical circuit. When a number of input bit equal to 1 is in an odd number in the XOR gate, the output is always 1, and when the number is in an even number, the output is always 0. The XOR gate is used for pseudo-random number generation, used for designing single bit adder and many ... TUCTF 2018: XORient Write up — XOR Basics. XOR is one of the most basic and widely used operations in cryptography so I thought that this write up is a good opportunity to give an overview of how XOR is used as an encryption primitive and how it can be cracked. First of all, lets see why the XOR operation is so popular in cryptography in ...The XOR operator ( ⊕) is a interesting way to lose information in the process of encrypting a pain text. Let's take the One Time Pad to illustrate this. The One Time Pad takes the full plain text and generates a key with the same size of the plain text in bits. So all it does is a ⊕ bitwise with the plain text and the key. For example:XORStrings by Didier Stevens builds upon the capabilities of XORSearch to count the strings decoded using all applicable key values. An analyst can use XORStrings to determine which key to try based on the analytics that the tool presents. These include the number of strings found, average string length and maximum string length for every key.The XOR cipher is often used in computer malware to make reverse engineering more difficult. If the key is random and is at least as long as the message, the XOR cipher is much more secure than when there is key repetition within a message. [4] , When the keystream is generated by a pseudo-random number generator, the result is a stream cipher.scripts-tools-shells / websphere-xor - password - decode -encode.py / Jump to. Code definitions. Code navigation index up-to-date Go to file Go to file T; Go to line L; Go to definition R; Copy path Copy permalink . Cannot retrieve contributors at this time. 45 lines (41 sloc) 1.62 KB.Now we'll take a look at each iteration of the decoder loop to see how the decoder changes the payload beneath it. The following is the disassembly after the very first xor operation was performed.The XOR operator is denoted by a carrot (^) symbol. It takes two values and returns true if they are different; otherwise returns false. In binary, the true is represented by 1 and false is represented by 0. From the above table, we can see it returns true if and only if both operand's values are different. Otherwise, it returns false. kiliyo IBM Business Monitor. IBM Business Process Manager Industry Packs. IBM Business Process Manager Tools and Add-Ons. IBM Integration Designer. IBM Operational Decision Manager. WebSphere XOR password tool. SmartCloud. IBM SmartCloud Enterprise. IBM Blueworks Live.XOR has a property - if a = b ^ c then b = a ^ c, hence the decryption process is exactly the same as the encryption i.e. we iterate through the encrypted message bytewise and XOR each byte with the encryption key - the resultant will be the original message.You can use Python to define decryption function: def decrypt (encrypted: bytes, key: bytes): result = [] for i in range (len (encrypted)): result.append (encrypted [i] ^ key [i % len (key)]) return bytes (result) In this case I believe the text was encrypted with a single character of decimal ASCII code 77 (letter M):Search: Xor Decoder With Key. XOR En/Decryption that gives you a readable string (doesnt contain any special chars) that can be saved as preference or somewhat else, there are other routines that make a nice XOR but the encoded string is not usable because it contains special chars that make your string unusable and undecodable The XOR ... Lua Simple XOR Encrypt. Select File…. No file selected. You file won't be uploaded to any server. All operations are done on your own computer. The key to encrypt and decrypt the file. Please select from the preset settings. You can preview the templates in the following section.The XOR cipher is often used in computer malware to make reverse engineering more difficult. If the key is random and is at least as long as the message, the XOR cipher is much more secure than when there is key repetition within a message. [4] , When the keystream is generated by a pseudo-random number generator, the result is a stream cipher.XOR (or "exclusive or") is a binary operator like AND and OR. In Python, bitwise XOR is represented as ^ like & is to AND and | is to OR. Here is a "truth table" using 1's and 0's: You can see that the result of the bitwise operation on two bits will be a 1 if they are different and 0 if they are the same. When applying this operator to values ...The code for XOR process gives you the following output − Explanation The function xor_crypt_string includes a parameter to specify mode of encode and decode and also the string value. The basic functions are taken with base64 modules which follows the XOR procedure/ operation to encrypt or decrypt the plain text/ cipher text.Crypto_XOR. Various XOR decoder techniques to solve Capture the Flag (CTF) Problems. For CCNY 59938 Web Security with Codepath Fall 2017; Instead of "Googling" for decrypters, I built my own. Feb 23, 2021 · So, basically, what you'll need to do is to use an image loading library to load and decode the PNG images into a 2D array of pixel values first, and then XOR those pixel values together. And then you'll either need to save the XORed pixel data as PNG (or in some other image format) again for viewing or just make your program display it ... This tool calculates the bitwise XOR operation of all input hex numbers. The XOR is commutative so it starts with the first two hexadecimal numbers, XORs them together, and gets the result. Then it XORs the result with the third hexadecimal and gets the next result. mychevrolet app not working on iphone IBM Business Monitor. IBM Business Process Manager Industry Packs. IBM Business Process Manager Tools and Add-Ons. IBM Integration Designer. IBM Operational Decision Manager. WebSphere XOR password tool. SmartCloud. IBM SmartCloud Enterprise. IBM Blueworks Live.This tool allows loading the Binary URL, which loads Binary and converts to String. Click on the URL button, Enter URL and Submit. Users can also convert Binary File to Text by uploading the file. Binary to Text Online works well on Windows, MAC, Linux, Chrome, Firefox, Edge, and Safari. It's also called Binary Translator or Binary Decoder.A simple script, written in Powershell, that perform a logical exclusion, XOR, on two files and saves the result in the destination file. I used this tool several times for example to recover data from a broken RAID 5 or deobfuscate an obfuscated binary or image. The usage is very simple and intuitive. You can find the full code and examples in ...The "Base64 Decode Online " is a free decoder for decoding online Base64 to text or binary. decode them first: binary_a = a. /xor_decode. It has a bitwise XOR operator ^ that can perform a bitwise comparison of two numbers, but this does not help when you want to obtain the result of an XOR of two expressions, that do not return a number.encoded string:decode →← encodedecoded string: This page was created by Jeroen Zomer, Middleware Specialist at Axxius BV (NL). Axxius has proven to be a solid partner for all kind of clients who need help with Middleware in all sorts and forms (but we are specialized in IBM WebSphere products). The IT specialists of Axxius are among the ...XOR of two hexadecimal strings, XOR of two hexadecimal strings, Calculate XOR of two hexadecimal strings. By convention first string (byte array) is treated as source (or plaintext), second byte array is treated as key and looped if it is shorted than first one. First ("source"/"plaintext") byte array as hex string:Mar 25, 2018 · XOR Calculator. May 31, 2020. 3 Comments. Online calculator for bitwise XOR operation on text in ASCII or numbers in Binary, Octal, Decimal, & Hex formats. Multiple input numbers (even greater than 2) are supported by applying bitwise operations successively on the intermediate results. Ctrl + Alt + H. Open this Help. Ctrl + Alt + Shift + S. A tool to analyze multi-byte xor cipher. Contribute to hellman/xortool development by creating an account on GitHub. ... printable] -p PLAIN --known-plaintext=PLAIN use known plaintext for decoding -h --help show this help Notes: Text character set: * Pre-defined sets: printable, base32, base64 * Custom sets: - a: lowercase chars - A: uppercase ...Hi, I am trying to write XOR encoding/decoding for B4X (I need to use it as a light weight and fast encoding/decoding cross plateforme solution with B4I, B4A, B4J and Lazarus/FPC). I know XOR is not the best/strongest encryption solution but it should be ok for my needs). The following code... best golf tempo drills A simple adaptive cipher based on the logical XOR operation. How it works Encoding. The XOR cipher will encrypt a message by using the Boolean XOR (exclusive or) operation. ... Decoding. The XOR operation has a couple of properties, including: A XOR A = 0 A XOR 0 = A (A XOR B) XOR C = A XOR (B XOR C) So, from that, we can conclude that:The XOR cipher is often used in computer malware to make reverse engineering more difficult. If the key is random and is at least as long as the message, the XOR cipher is much more secure than when there is key repetition within a message. [4] , When the keystream is generated by a pseudo-random number generator, the result is a stream cipher.Lua Simple XOR Encrypt. Select File…. No file selected. You file won't be uploaded to any server. All operations are done on your own computer. The key to encrypt and decrypt the file. Please select from the preset settings. You can preview the templates in the following section.The Simple XOR ciphertext is easy to unravel. According to Schneier, it can be achieved in seconds on a computer. The unauthorised decoder first determines the password length (perhaps using mathematical techniques) and then guesses a word in the text.The XOR has the property that when the coded text is XORed with the plain text, it reveals the password.Decode files from Base64 format Select a file to upload and process, then you can download the decoded result. 0 Click (or tap) here to select a file The maximum file size is 192MB. Do not execute decoded files originated from untrusted sources. Decode each line separately (useful for when you have multiple entries). DECODE Bonus tip: Bookmark us!Working of XOR operator in C++. The XOR operator is one of the bitwise operators in C++, which takes two operators as the operands and on each bit of the two operands, the XOR operation is performed. The result of the XOR operation on the given two bits of the two operands is zero if the two bits of the given two operands is zero.The " Base64 Decode Online" is a free decoder for decoding online Base64 to text or binary. Just paste XOR -encoded text in the form below, enter password, press XOR Decrypt button, and . Dim tt As Integer. In this essay, we look at how we can use Hamming Distance, Linguistics to recover the original message from a Repeated-key XORed Ciphertext.It is a digital circuit used for bitwise operations in an electrical circuit. When a number of input bit equal to 1 is in an odd number in the XOR gate, the output is always 1, and when the number is in an even number, the output is always 0. The XOR gate is used for pseudo-random number generation, used for designing single bit adder and many ... horseback riding in northern virginia Using Ghidra's XORMemoryScript.java plugin to XOR decode strings in a duqu2 sample.Each bit in the first operand is paired with the corresponding bit in the second operand: first bit to first bit, second bit to second bit, and so on. The operator is applied to each pair of bits, and the result is constructed bitwise. The truth table for the XOR operation is: a. b. a XOR b. 1734. Decode XORed Permutation. There is an integer array perm that is a permutation of the first n positive integers, where n is always odd. It was encoded into another integer array encoded of length n - 1, such that encoded [i] = perm [i] XOR perm [i + 1]. For example, if perm = [1,3,2], then encoded = [2,1].Each bit in the first operand is paired with the corresponding bit in the second operand: first bit to first bit, second bit to second bit, and so on. The operator is applied to each pair of bits, and the result is constructed bitwise. The truth table for the XOR operation is: a. b. a XOR b. The XOR Encryption algorithm is a very effective yet easy to implement method of symmetric encryption. Due to its effectiveness and simplicity, the XOR Encryption is an extremely common component used in more complex encryption algorithms used nowadays. The XOR encryption algorithm is an example of symmetric encryption where the same key is used to both encrypt and decrypt a message. Symmetric ...An XOR code, and serially concatenated encoder/decoder are provided. The XOR code, in which input information bits are combined according to a combination order determined by a user and encoded at a code rate r by a modulo-2 operation, where 0<r≦1 The XOR code is linear-time encodable and decodable. Furthermore, since the serially concatenated encoder does not require an interleaver, input ...L'opération logique XOR (pour eXclusive OR), ou en français ou exclusif, est un opérateur logique (au même titre que AND, OR, etc) de l'agèbre de Boole. Cet opérateur logique va comparer deux bits et produire un bit de retour. Ce bit sera égal à 1 si les deux bits comparés sont différents, 0 s'ils sont semblables.First, about the existing code: key can be initialized with a string literal, "KEY", rather than an array literal - with caveats in the comments encryptDecrypt should be static It should accept a const char *input as a promise not to modify it Since your baseStr is a local array, you do not need to call strlen on it; you can use sizeofWorld's simplest XOR decryptor. Just paste XOR-encoded text in the form below, enter password, press XOR Decrypt button, and you get decrypted text. Press button, get plain text. No ads, nonsense or garbage. There are seven basic logic gates: AND, OR, XOR , NOT, NAND, NOR, and XNOR. The AND gate is so named because, if 0 is called "false" and 1 is called "true," the gate acts in the same way as the logical "and" operator. The following illustration and table show the circuit symbol and logic combinations for an AND gate. ... Xor online decoder ... gwent beginner decks 2021bmw order status 047The XOR cipher is a simple, yet powerful cryptographic method for securing data. In its simplest form, only a secret key is necessary to perform both encryption and decryption using the bitwise exclusive OR operation, often denoted with a circle plus, ⊕ To encrypt, we simply XOR a plaintext message M with our secret key K so that M ⊕ K = E.Here is a cipher algorithm, based on hexadecimal strings that is implemented by XORing the given plaintext, N number of times where N is its length. But, the catch is that every next XOR operation is done after shifting the consecutive plain text entry to the right.A sample operation is shown below : Suppose the password is 'abcd' then the hexadecimal text is calculated as a1d0a1d by ...The XOR operator is one of the bitwise operators in C++, which takes two operators as the operands and on each bit of the two operands. The XOR operation is performed, and the result of the XOR operation on the given two bits of the two operands is zero. If the two bits of the given two operands is zero and the result of XOR operation on the ... Here is a cipher algorithm, based on hexadecimal strings that is implemented by XORing the given plaintext, N number of times where N is its length. But, the catch is that every next XOR operation is done after shifting the consecutive plain text entry to the right.A sample operation is shown below : Suppose the password is 'abcd' then the hexadecimal text is calculated as a1d0a1d by ...Exploiting XOR Encryption¶ Single Byte XOR Encryption¶ Single Byte XOR Encryption is trivial to bruteforce as there are only 255 key combinations to try. Multibyte XOR Encryption¶ Multibyte XOR gets exponentially harder the longer the key, but if the encrypted text is long enough, character frequency analysis is a viable method to find the key. The XOR operator is one of the bitwise operators in C++, which takes two operators as the operands and on each bit of the two operands. The XOR operation is performed, and the result of the XOR operation on the given two bits of the two operands is zero. If the two bits of the given two operands is zero and the result of XOR operation on the ... Mar 25, 2018 · XOR Calculator. May 31, 2020. 3 Comments. Online calculator for bitwise XOR operation on text in ASCII or numbers in Binary, Octal, Decimal, & Hex formats. Multiple input numbers (even greater than 2) are supported by applying bitwise operations successively on the intermediate results. Ctrl + Alt + H. Open this Help. Ctrl + Alt + Shift + S. encoded string:decode →← encodedecoded string: This page was created by Jeroen Zomer, Middleware Specialist at Axxius BV (NL). Axxius has proven to be a solid partner for all kind of clients who need help with Middleware in all sorts and forms (but we are specialized in IBM WebSphere products). The IT specialists of Axxius are among the ... A simple script, written in Powershell, that perform a logical exclusion, XOR, on two files and saves the result in the destination file. I used this tool several times for example to recover data from a broken RAID 5 or deobfuscate an obfuscated binary or image. The usage is very simple and intuitive. You can find the full code and examples in ...Decode files from Base64 format Select a file to upload and process, then you can download the decoded result. 0 Click (or tap) here to select a file The maximum file size is 192MB. Do not execute decoded files originated from untrusted sources. Decode each line separately (useful for when you have multiple entries). DECODE Bonus tip: Bookmark us!Dec 16, 2020 · Simple IDA Python Plugin to Decode XOR-Obfuscated Strings. This plugin was inspired by a recent XLS document that drops and executes a DLL using RUNDLL32. The DLL is small and only used to download the next stage. However, it employs rather straight-forward string obfuscation using the bitwise XOR operation. mauri alligator shoes for sale XOR Calculator Online is a very unique tool to calculate two or more numbers. It auto detect the input number and calculate. This tool allows loading the number URL, which calculate Numeral System data with XOR operator. Click on the URL button, Enter URL and Submit. Users can also convert Number File to calculate XOR by uploading the file.Mar 25, 2018 · XOR Calculator. May 31, 2020. 3 Comments. Online calculator for bitwise XOR operation on text in ASCII or numbers in Binary, Octal, Decimal, & Hex formats. Multiple input numbers (even greater than 2) are supported by applying bitwise operations successively on the intermediate results. Ctrl + Alt + H. Open this Help. Ctrl + Alt + Shift + S. Decode files from Base64 format Select a file to upload and process, then you can download the decoded result. 0 Click (or tap) here to select a file The maximum file size is 192MB. Do not execute decoded files originated from untrusted sources. Decode each line separately (useful for when you have multiple entries). DECODE Bonus tip: Bookmark us!Simple implementation of XOR Encryption/Decrypting in various languages, including: C C# C++ Dart F# by pawelizycki Go Groovy Java (Android Compatible) JavaScript (Node.js Compatible) CoffeeScript Kotlin Objective-C PHP Python Ruby Swift Visual Basic.NETThe XOR cipher is often used in computer malware to make reverse engineering more difficult. If the key is random and is at least as long as the message, the XOR cipher is much more secure than when there is key repetition within a message. [4] , When the keystream is generated by a pseudo-random number generator, the result is a stream cipher.XOR allows you to easily encrypt and decrypt a string. You cannot do this with other logical operators: backward compatibility of XOR. In this article, we won't start with inserting words into ... used honda crf 150 for sale near me It is a digital circuit used for bitwise operations in an electrical circuit. When a number of input bit equal to 1 is in an odd number in the XOR gate, the output is always 1, and when the number is in an even number, the output is always 0. The XOR gate is used for pseudo-random number generation, used for designing single bit adder and many ... 1734. Decode XORed Permutation. There is an integer array perm that is a permutation of the first n positive integers, where n is always odd. It was encoded into another integer array encoded of length n - 1, such that encoded [i] = perm [i] XOR perm [i + 1]. For example, if perm = [1,3,2], then encoded = [2,1].encoded string:decode →← encodedecoded string: This page was created by Jeroen Zomer, Middleware Specialist at Axxius BV (NL). Axxius has proven to be a solid partner for all kind of clients who need help with Middleware in all sorts and forms (but we are specialized in IBM WebSphere products). The IT specialists of Axxius are among the ...Crypto_XOR. Various XOR decoder techniques to solve Capture the Flag (CTF) Problems. For CCNY 59938 Web Security with Codepath Fall 2017; Instead of "Googling" for decrypters, I built my own. The base64-decoding function is a homomorphism between modulo 4 and modulo 3-length segmented strings. That motivates a divide and conquer approach: Split the encoded string into substrings counting modulo 4 chars, then decode each substring and concatenate all of them. Details. DECRYPT is a set of Splunk commands which provide Base32, Base64, XOR, ROTX, RC4 and ROL/ROR routines which are ...It is a digital circuit used for bitwise operations in an electrical circuit. When a number of input bit equal to 1 is in an odd number in the XOR gate, the output is always 1, and when the number is in an even number, the output is always 0. The XOR gate is used for pseudo-random number generation, used for designing single bit adder and many ... This is intended to give you an instant insight into Crypto_XOR implemented functionality, and help decide if they suit your requirements. Performs a XOR XOR XOR operation on a string . Decrypts a ctf5 file . Calculates the points from a line . Decrypt a single key using a single key . XOR of two hex strings; Return the XOR of two characters ... The XOR cipher. XOR is usually pronounced Ex-or and stands for Exclusive or, a type of mathematical operation used by the XOR cipher. The XOR algorithm is basically a simple substitution cipher. In other words, it just replaces each alphanumeric in a string that is fed into it with another number. Crucially, the algorithm is reversible.XOR decoder Raw xor_decoder.py This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode characters. Show hidden characters ...First, about the existing code: key can be initialized with a string literal, "KEY", rather than an array literal - with caveats in the comments encryptDecrypt should be static It should accept a const char *input as a promise not to modify it Since your baseStr is a local array, you do not need to call strlen on it; you can use sizeofXOR and the one-time pad. This is the currently selected item. Practice: Bitwise operators. Feedback. Next lesson. Cryptography challenge 101. Sort by: Top Voted. XOR bitwise operation. Bitwise operators. Up Next. Bitwise operators. Our mission is to provide a free, world-class education to anyone, anywhere.XOR encryption is one of the basic cipher's of Cryptography. It is based on the properties of the bitwise XOR gate. ... Usually you are not given the key, but you can easily decrypt the ciphertext. You could just try Bruteforcing it, what it means is that you could try all the possible keys. Since it is a single byte, it is easy because the the ...If the key is random and is at least as long as the message, the XOR cipher is much more secure than when there is key repetition within a message. When the keystream is generated by a pseudo-random number generator, the result is a stream cipher. With a key that is truly random, the result is a one-time pad, which is unbreakable even in theory.Lua Simple XOR Encrypt. Select File…. No file selected. You file won't be uploaded to any server. All operations are done on your own computer. The key to encrypt and decrypt the file. Please select from the preset settings. You can preview the templates in the following section.The XOR Encryption algorithm is a very effective yet easy to implement method of symmetric encryption. Due to its effectiveness and simplicity, the XOR Encryption is an extremely common component used in more complex encryption algorithms used nowadays. The XOR encryption algorithm is an example of symmetric encryption where the same key is used to both encrypt and decrypt a message. Symmetric ... usc ticket office loginCrypto_XOR. Various XOR decoder techniques to solve Capture the Flag (CTF) Problems. For CCNY 59938 Web Security with Codepath Fall 2017; Instead of "Googling" for decrypters, I built my own. The "Base64 Decode Online " is a free decoder for decoding online Base64 to text or binary. decode them first: binary_a = a. /xor_decode. It has a bitwise XOR operator ^ that can perform a bitwise comparison of two numbers, but this does not help when you want to obtain the result of an XOR of two expressions, that do not return a number.The " Base64 Decode Online" is a free decoder for decoding online Base64 to text or binary. Just paste XOR -encoded text in the form below, enter password, press XOR Decrypt button, and . Dim tt As Integer. In this essay, we look at how we can use Hamming Distance, Linguistics to recover the original message from a Repeated-key XORed Ciphertext.A 2-bit decoder (2 to 4-bit decoder) has 2 input lines and 4 output lines. That is, 4 decoding gates are required to decode all possible combinations of two bits. For any given code on its input, one of the four output becomes HIGH. Binary codes corresponding outputs and decoding functions are described in the table. logical diagram of 2 to 4 ... Python program to Illustrate xor operator (A xor A ==> 0) Sample Input 1: 6 Sample Output 1: 0 Sample Input 2: 28 Sample Output 2: 0 ... Dexar Code School or shortly Decode School is a platform powered by Karpagam Institute of Technology to learn Programs and foundations of Comptuter Science. It enables a 360 ° and depth learning through ...Give our encrypt/decrypt tool a try! encrypt or decrypt any string with just one mouse click. Encryption supported. aes-128-cbc. aes-128-cbc-hmac-sha1. aes-128-cbc ... berkley usaThe code for XOR process gives you the following output − Explanation The function xor_crypt_string includes a parameter to specify mode of encode and decode and also the string value. The basic functions are taken with base64 modules which follows the XOR procedure/ operation to encrypt or decrypt the plain text/ cipher text.XOFT is an encryption algorithm using a key to mash it up with the cipher string. Its result is base64 encoded. It's surely not the most powerful encryption technology; however it's sufficient if 100% security is not the primary goal. The longer the key phrase, the harder it will take to crack the key. However, the longer the cipher text ...xor-decrypt An error occurred while fetching folder content. xor-decrypt Project ID: 1409 Star 0 19 Commits 1 Branch 1 Tag 3.2 MB Project Storage 2 Releases Decrypt XOR-Encrypted files (written for NELocker) master xor-decrypt Find file Clone README Apache License 2.0 Imprintxor-decrypt Description. XOR-decrypt is a simple tool which allows you to find a key for a xor cipher, using which some text was encrypted. It automatically finds the length of the key, and the key itself. About XOR Calculation. XOR is a digital logic gate that outputs true or 1 only when the two binary bit inputs to it are unequal i.e for an input of 0 & 1 or 1 & 0.. You can remember the above result using one of these logics too:-Returns true when only one of the inputs is 1; Returns false when both the inputs are same; It is also termed as EOR or EXOR (exclusive OR gate).XOR has a property - if a = b ^ c then b = a ^ c, hence the decryption process is exactly the same as the encryption i.e. we iterate through the encrypted message bytewise and XOR each byte with the encryption key - the resultant will be the original message.This tool calculates the bitwise XOR operation of all input hex numbers. The XOR is commutative so it starts with the first two hexadecimal numbers, XORs them together, and gets the result. Then it XORs the result with the third hexadecimal and gets the next result.The Simple XOR ciphertext is easy to unravel. According to Schneier, it can be achieved in seconds on a computer. The unauthorised decoder first determines the password length (perhaps using mathematical techniques) and then guesses a word in the text.The XOR has the property that when the coded text is XORed with the plain text, it reveals the password. older gas furnace wiring diagram xa