1,159 Topics
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| | Hello guys, I wrote this program to encrypt a string. It uses the WriteConsoleA function to print output, and the ReadConsoleA function for the input. I have called all the functions using stack. Here is the code: [CODE].386 .model flat, stdcall option casemap:none include \masm32\include\windows.inc include \masm32\include\kernel32.inc include \masm32\include\masm32.inc includelib …  |
| | I have just started looking at simple cryptography in order to learn python better. Encryptions and decryptions should be speedy and accurate so im hoping it will improve my programming skills. I recently wrote this quick script for a shift cypher but i wasnt sure how to be able to … |
| | Hi, I'm currently looking at password hashing and from what I've read so far, it seems pretty pointless. I read this [URL="http://phpsec.org/articles/2005/password-hashing.html"]article[/URL] which recommends using MD5 or SHA-1, however I Googled for decrypters and found them witin the first 3 results on Google. I don't quite understand the purpose of … |
| | 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 … |
| | Hey i wanted to know if there's a program that shows u a pattern on how they got the number if i give them 3 examples? for Ex: 1) 35777903801230601 (Encrypted) = 46071642 (Decrypted) 2) 35777903248036801 (Encrypted) = 43975216 (Decrypted) 3) 35777903508068601 (Encrypted) = 91756761 (Decrypted)  |
 | i managed to encrypt a password in wampserver but i also want to implement the same code in the login frame code so it can also encrypt what i have type so it became easy to be compared with the encryption in database, how to i embedd the code in … |
| | I am working for encryption and decryption using rsa algorithm ,and adding my own concept in rsa, after rsa and padding i m getting a string like- 100011234A12300A12A231A234A981A for different input output string is increase... Is there any technique by use of that i can compact this string [ then … |
| | I have a Mac notebook running Mac OS X Snow Leopard at my home owned by another in the family and for some reason it has been having problems with connecting to the wireless in the house. Network: TW CBL Modem to a Netgear N600 Wireless router NG N600 has …  |
 | Hi Hoping someone has some experience with this. I have an insert record which works perfectly, until I try and encrypt the passwords and set the date to NOW() When I submit the form - the form does not complete successfully, however a record of some kind is inserted into … |
| | A file filter reads an input file, transforms it in some way, and writes the results to an output file. Write an abstract file filter class that defines a pure virtual function for transforming a character. Create one subclass of your file filter class that performs encryption, another that transforms … |
| | Hi, i found an difficulties when Encryption and Decryption for Richtextbox data. I am developing an application project regarding educational software. In one form i am displaying one Richtextbox for saving the question in sqlserver. while savig i am decrypt it and save now when fetching the value from db …  |
| | hi everyone! this is my encryption routine (using standard call) in x86 Assembler __ASM{ encrypt: push ebp mov ebp,esp mov eax, [ebp+8] mov ecx, [ebp+12] push eax and eax,0xAA not al mov edx,eax pop eax and eax,0x55 xor ecx,edx xor ecx,eax rol cl,1 rol cl,1 mov eax,ecx sub al,0x20 pop …  |
| | 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: [code]def test3(): print("The decrypted text is: "+"".join(map(lambda x: chr(ord(x)+y),x)))[/code] as you can see it … |
| | Hi, If anyone can help me with this would be very mych appreciated. My problem is I have a database full of users that has been built up over the years. The password field in the db is not been encrypted and the password is visible to all. I would …  |
| | Okay, I have a menu Item that I only want to be enabled and visible if the user activates it through encryption key. My menu item is on a separate form than the encryption analysis and I can't figure out why it won't enable the item. It will pop up … |
| | Okay so I have a few problems that I need help with. The main one being Multi Form Access. [B]Multi-Form Access:[/B] How would I go about accessing items in a secondary form. Like with .NET it would be: [code=]'.NET Syntax' formName.itemName.Enabled = true 'or' formName.itemName.Enabled = false[/code] However this isn't … |
| | Okay I finally figured this out... Thanks to getting curious and creating an encryption key for my application. It took me a second to understand it but here is the result. Make sure you declare your variables in the settings tab of the properties to your application. [code] void Form1_Load() … |
| | i want to encrypt the password and store in the database. i extract character find ascii value of that and changed that value and stored in the database.but when i use this it wont have much security. can anyone help me for password encryption.i m using JSP+HTML |
| | Hey i wanted to know if there's a program that shows u a pattern on how they got the number if i give them 3 examples? for Ex: 1) 35777903801230601 (Encrypted) = 46071642 (Decrypted) 2) 35777903248036801 (Encrypted) = 43975216 (Decrypted) 3) 35777903508068601 (Encrypted) = 91756761 (Decrypted) |
| | Hi, I have a small business and am looking for an encryption system for my files and email that doesn’t change the end user’s experience. The ones I’ve seen online require the end user to log in, download this, etc. These are my clients so I don’t want to add …  |
 | Crypting with xor allows one to write one function that can encrypt and decrypt a file. In this example a text file is used, but it could be an image file as well. Once you have created the encrypted file you simply send it through the same function again to …  |
| | Hi I have a problem with RSA encryption/decription of txt files, I have one method to create a pair of RSA keys and save them into a file, then i made two methods, one for encryt and one for decrypt, encrypt method works fine, but when I want to decrypt … |
| | Hello everybody.... I am presently doing a project which involves secure file transfer. I want to implement The Tiny encryption algorithm in it(TEA). However I donno how it works.:(.......... Can anyone explain how it works? |
| | Hi, I'm trying to figure out a way to configure a Wireless Access Point (WAP) in a way that gives access to everyone and in the same time forbids packet sniffing and accessing each other computers. What I thought about so far is setting firewall rules on the WAP like … |
| | Polybius Square is a table that allows someone to translate letters into numbers. To give a small level of encryption, this table can be randomized and shared with the recipient. In order to fit the 26 letters of the alphabet into the 25 spots created by the table, the letters … |
| | Hi, i'm having a problem with AES encryption. I have 2 queries: [CODE] mysql_query("INSERT INTO table (secretfield) VALUES (AES_ENCRYPT('$secretvariable','12345'))") mysql_query("SELECT AES_DECRYPT(secretfield,'12345') as sf FROM table WHERE ID='$_SESSION[id]'"); [/CODE] With AES_ENCRYPT it works fine, it inserts encrypted values into the column, but when i use AES_DECRYPT, it returns a blank value. … |
| | I am trying to get an IPv6 network communicate with an IPv4 problem but have been stuck on it for weeks to no avail. I wonder if anyone is kind enough to take a look at my running configs from both routers and see if they could lead me in … |
| | Hi cryptographers, I'm currently working on AES.I have got codes for Encryption and Decryption separeately.But my problem is that i want to use a single function that is able to do encryption and decryption.If any codes available,please send it. |
| | 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..  |
 | Good day i would like to ask how to make a login system the password is encrypted with the code below. [CODE]HashBytes('MD5', REVERSE(UPPER(@ID)) + @PW)[/CODE] thanks in advance |
| | i have a simple question: I want to define a hex character array in C, but I don't want to have to define the elements one at a time. my programme needs an hexadecimal array as input of 128 bits. for example, [code=c]unsigned char temp2[32]= {0x00 ,0x11 ,0x22 ,0x33 ,0x44 …  |
| | Hello.. I am working on this project which is to use a matrix to encrypt a string& a text file and to decrypt them as well. The matrix that I need to use is this one, but I still don't know how to make it shift each character to the …  |
 | Hello, I have looked all over the Internet for the answer to this question. I know that, to send data to the server using SSL, you encrypt it using the servers public key. I also know that the private key is used to decrypt it. What I don't understand is … |
| | Finally , ı finished my simple program. I will learn very very much thing from you And ı will ask many many questions after this time:) So I will wait your suggestions about my program [ICODE] #include <iostream> using namespace std; void encyrpt(void); // Encyrpt function prototype void decyrpt(void); // … |
 | [ATTACH=RIGHT]19603[/ATTACH]I normally begin reviews with some background of the company or product I’m writing about but in this case let me say: every I.T. professional, programmer, developer, digital artist or person that carries their data and files around on a flash drive or disk needs an Imation Defender Biometric product. …  |
| | There is little mistakes in this program. I couldnot understand. may be you can see. For example ı can not solve exit problem in menu function [CODE] #include <iostream> using namespace std; void encyrpt(void); void decyrpt(void); void menu (void) // this function provide to be reached to menu { char …  |
| | Hi all, I have implemented some code for simple columnar encryption. The algorithm is encrypting properly as I want. But during decryption it's giving me some errors. Please go through and suggest me if any idea [code] public static void encrypt(RandomAccessFile f,RandomAccessFile d,int columns) throws Exception { d.seek(10); // SEEK … |
| | This is my encyription and decyrption program. However there some mistakes that ı could not solve them. And ı set everything but when ı press q, my program should quit, ı tried some things but it is not appropriate for c++ rules. #include <iostream> using namespace std; void encyrpt(void); void … |
| | ı could not solve non lvalue assignment problem in this example I thought for long time but ı could not find any answer if you can help me , ı would be very happy include <iostream> using namespace std; void encyrpt(void); void decyrpt(void); void menu(void) { char a; cout<<"(E/e) Encryption"<<endl; … |
| | hello everyone,i need to make an encryption/decryption program and I'm almost finished, the problem is when i tried to add some gui an error about throwing exception keeps showing.. this is the code without the gui and it works just fine because the [B]throws Exception[/B] is in the main.. [CODE] … |
| | Hi all, Please bear with me on this as i have not long been learning how PHP works and am still learning VB.NET slowly. I have been testing the code for PHP using the Apache webserver. The problem i am having is, this is the function i am using with … |
| | help i can not figure this out. my home is to encryption a four digit number I have to add 7 and use mod 10-- i think i have that part but now i need to swap the first number with the third and second with the fourth. i can … |
| | i am taking my first C++ class and i can not clear the following error can anyone help error C2447: '{' : missing function header (old-style formal list?) //christine gershen // Exercise 4.17: Encryption.cpp // Encrypts data given by user. #include <iostream> // required to perform C++ stream I/O #include … |
| | Hi . I am coding the following program i will give the string my self and one is already given. given string = {a,b,c,d,3,f,g,h,i,6,j,k,l,m,9,n,o,p,q,2,r,s,t,u,v,w,x,y,z }, you are required to process an input string possibly less than 80 characters long, and an input +ive integer to encrypt the message: for example: … |
| | I am working on a project which is to provide a security between a android mobile device and server remotely. I know few of the techniques such as encryption mechanism and other security protocols, but the problem is that they are already being used. And for this project i want … |
| | Hi all, I kind of new in C++ and my assignment require me to do some encryption on data. Found the AES file online can anyhow guide me how to use it ? Because when i compile the test.cpp it keep giving me exception not match error. And btw how … |
| | I generate my xml into "variable string str" by using "dataset.GetXml" and then I write the "xml which is contained in variable str" into "file.xml" by using "sFile.WriteLine(str) while 'sFile' is a stream reader" My reason for using 'writeline' instead of 'dataset.WriteXml' because I need to encrypt the 'xml stored … |
| | 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 …  |
| | Hi guys! I just want you to ask if their is an available decrypting software? Would you mind to suggest??? Thanx in advance :) |
| | Hi... i am trying to run this program...and it stays that it does not have a main method... public static void... but i have the public static final int... please let me know how i can get this program to run..thanks [CODE]public class CaesarCipher { public static final int ALPHASIZE … |
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