Member Avatar
Hello Everyone Help needed, Has anyone implemented frequency analysis attack on caesar cipher in PHP and predicting the possible key for it. it should input the cipher text and predict the key using frequency analysis chart.
by thirsty.soul in Web Development ()
Member Avatar
Python's double ended queue module makes Caesar's cipher easy.
by vegaseat 1,720 in Software Development ()
Member Avatar
Here's a small piece of code in python that may be helpful to those who like to play with substitution ciphers..... Say we have a text that is ciphered with simple , and say we know that the original text contained a certain phrase...but all we have now is a …
by vunkas in Software Development ()
Member Avatar
Alright, so I have been coding a Ceasar Cipher in Java and I have the encrypting working, However, I cannot seem to find my problem decrypting. Here is the code, I thought just by revearsing all the operations it would decode it, but that doesnt seem to be the case. …
by Doogledude123 45 in Software Development ()
Member Avatar
So, I have attached my code below. It worked fine , until I introduced the part to print out what's in the input file. After I did this, it says it's completed, but I doesn't copy the content in the output file. What should I change? Thanks a lot /*Program …
by sixtorodriguez in Software Development ()
Member Avatar
I am kind of new creating the A1Z26 cipher generator. But this has a problem. Only the program generates the last two numbers. What's wrong?
by SpottyBlue in Software Development ()
Member Avatar
So, I've been through a class in java so I know a little bit of what I'm doing... The assignment I have is to create a program that takes a string and converts the letters four away in the alphabet (ie: a becomes e and so forth). I've gotten most …
by Jed_1 in Software Development ()
Member Avatar
I am doing code for CAESAR CIPHER. I need to built a histogram or frequency distribution for the output. I thought that finding out the frequency of the ASCII code, then print the frequency with * by using loop. But my code din't have array, can't do ++freq[c[i]]. I have …
by alice.ng.3344 in Software Development ()
Member Avatar
Hello All, I am very new to C programming but i was working on cryptography for ipsec and am trying to write a code for implementing a simple code for a stream cipher which will take a 20 charecter long string and a 8 bit seed file and encrypt the …
by zpxix in Software Development ()
Member Avatar
hallo master .. I have a problem, how to make encryption and decryption using the Vigenere cipher in vb.net.? I hope someone can help me the problem. thank's before ..
by tafarie in Software Development ()
Member Avatar
This is wiki site of what am trying to do PROBLEMS are that it doesn't show more than 5 chars on choice 4 and on choice 3 it shows always 2
by 111100/11000 in Software Development ()
Member Avatar
I need help with the caesar cipher homework assignment, I am stuck and I do not know where to go in this problem. THis is the decoder which moves all the letters back three, but I do not know what is missing..
by bulldogs2016 in Software Development ()
Member Avatar
I get error on this line: "if(plaintext == ORIGINAL_alphabet[searching_alphabet])" **This is error:***error: no match for 'operator==' in 'plaintext == ORIGINAL_alphabet[searching_alphabet]* I know i need to overload operator "==" but i don't know how
by 111100/11000 in Software Development ()
Member Avatar
I have problem with this part of the code and for encoding and decoding It works in most occasions, but when I enter send text and I decrypt it I get MEND TEXT Can you help me with this?
by mehnihma in Software Development ()
Member Avatar
Although, I could easily state quite a few people will be bored with these, I couldn't find someone else with my problem. The code below runs, though doesn't decrypt. It gets to the first "Error: Unidentified Character" and ends. Any help great appreciated. include <iostream> include <string> include <array> include …
by Youg in Software Development ()
Member Avatar
hey guy's I'm relatively new to C++ and I've been asked to make a Caesar Cipher. I'm supposed to take an encrypted .txt file and output it's decryption. I've sort of got an idea of my flow as shown below but I'm confused as to how to transform capitals in …
by Wireboy in Software Development ()
Member Avatar
What is the best approach we can follow while trying to solve a cipher text without a key? I searched over web but was unable to find some good method.... Plz help guys...
by matharoo in Software Development ()
Member Avatar
i am trying to implement ceaser's cipher in the generic sense by rotating the digits by integer n.i am trying to find out the pairs of these from a file containing words. this what i've done so far, from string import * d = dict() l = [] for i …
by jagan605 in Software Development ()
Member Avatar
Hi, I am working on a multiple layer encryption program for my school IT project. Right now the message runs through a Caesar cipher (which the user can select the shift of), it reverses the message and then it reverses the bits of each character, making various symbols come out. …
by Fireprufe15 in Software Development ()
Member Avatar
can someone tell me how this program works? I'm trying to learning C++ by reading some examples, and this one is one of them. include <iostream> include <string> using namespace std; class Vigenere { public: string key; Vigenere(string key) { for(int i = 0; i < key.size(); ++i) { if(key[i] …
by robdb in Software Development ()
Member Avatar
Hi I have been given a homework question asking to compare a made up Cipher along with know Ciphers, the cipher i have been given is called name cipher it takes the last letter of your first and second name and gives them a value and then adds them together …
by bangor_boy in Computer Science ()
Member Avatar
Okay the text on my input file is Wxmv_bpm_xwl_jig_lwwza,_PIT._Q'u_awzzg,_Lidm._Q'u_inziql_Q_kiv'b_lw_bpib. Here's My code but for some reason I can't get my program to convert the message to my output.txt file. Can someone please help thanks include <iostream>
by byrosport in Software Development ()
Member Avatar
Hey all, I'm relatively new to python, just started learning it about a week ago. I've been working on making some small scripts to make learning easier for me. This is a cypher script I've been working on that is based off of the order of letters used on a …
by Speleo in Software Development ()
Member Avatar
I'm attempting to create a one line Caesar cipher decryption program in python and i'm afraid i've come to the end of my knowledge and well past it. this is the closest working code i've got: def test3(): print("The decrypted text is: "+"".join(map(lambda x: chr(ord(x)+y),x))) as you can see it …
by animanga in Software Development ()
Member Avatar
Hi guys, I'm looking for AES equivalent inverse cipher...Has any one worked on it.. I need a c code for it ... please it's really very urgent..
by arun_taurean -9 in Software Development ()
Member Avatar
Hey all, I'm relatively new to python, just started learning it about a week ago. I've been working on making some small scripts to make learning easier for me. This is a cypher script I've been working on that is based off of the order of letters used on a …
by Speleo in Software Development ()
Member Avatar
Hey guys, my name is Ross. Im new to programming and i need some help with assembler. I have a menu with a number of options that the user can do. 1. The first one is the user must input a string of characters up to the limit of 25 …
by MinimalStress in Software Development ()
Member Avatar
Hello! I've started programming C++ a week ago, so I cannot solve my problems easily. I've started a small project for learning classes, it's about encryption and stuff. I don't really get pointers, although I've read some about them. My problem is that when I use the cipher, it replaces …
by sandorlev in Software Development ()
Member Avatar
Hi, I'm brand new to Python and am completely clueless in this assignment. This is the 3rd assignment, but the first without hints on how to import, etc.. The objective of this assignment was to decode a file we are supposed to use the python hw.py < code.txt command with. …
by persianprez in Software Development ()