1,159 Topics
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| | Hi guys! I am a newbie in VB.NET and am trying to create a cipher. In my program, before you can decrypt a string, you are prompted to enter a key. After you enter the correct c key,the string is decrypted. The problem is that the plaintext appears at the … |
| | Could somebody give me a basic network and list how the OSI model was used, I would appreciated it???? I've studied on my own, in theory i know what it is, but I am clueless as to how I am suppose to apply it. This is what I know... Layer … |
| | I format my windows xp and reload xp but my some folder are encrypted they do not open ! they are in another drive . How to open? |
| | hello, im writing an HTTP proxy in C#. the proxy should capture both HTTP and HTTPS traffic from the web browser. so far i have implemented the GET and POST requests no problem, but the CONNECT request i am having a little trouble with. there does not appear to be … |
| | Hello Sir, Iam working on encryption and decryption, now am able to do encryption(DES) i.e it saving in db successfully(as encrypted) bt am failing to do decryption. wt is my doubt is while encrypting am using some secret key to encode the string(say password), that key is generating at that … |
| | hey i am trying to implement the diffie hellman key exchange algorithm in matlab. my problem is this: the program works just fine for numbers upto 5 digits, but after that it just sort of stops working. thing is i need to deal (multiply,exponentiation,modular arith etc.) with really big numbers … |
 | I just bought a new netgear wndr3700 router and am trying to get my g.f's laptop up on it. I can set the wireless pc card to full wpa2 protection but it can't seem to connect. It sees the router but the connection fails. I tried setting it up with … |
| | Hello. How can I run a thread and get an event raised when it runs for a certain amount of time? For example: Let's say I have an encryption program. When the user presses encrypt the thread Encrypt starts. But when the thread Encrypt has been running for more than … |
| | Hi there, How can I use the “EncryptByPassphrase” for a table in ms sql server 2008 r2??? or if i can get a good tutorial appriciate a lot thanxxxx  |
| | I am an IT Professional for a large suburban hotel that is 40+ years old. We are experiencing a high percentage of internet issues in the guest room areas, and I’m looking for feedback from other IT professionals on my situation. The owners have given us a project budget that …  |
| | Hey, so I'm creating a program that creates a SHA512 hash. I have a problem though. I try to encrypt the word 'test' and I get this encrypted hash as: ?&??J??I???? ???a??w.G????? ?z???????O????{72??_???oW? Which isn't a SHA512 hash. Here is my code so far, maybe you can help me. [CODE=VB.Net] … |
| | Hi another exercise which im having problems with. In this challenge im given a four digit integer and encrypt each digit as follows. Replace each digit by the sum of that digit plus seven mod 10. Then swap 1st and 3rd digit places and 2nd with 4th. Heres what i … |
| | Hi all, Please give me some inputs about my situation, because I know that you have more experience than me. I have a program that is written in vb6, which is near to the completion. I would like to start selling the program at the beginning of next year. My …  |
| | I hava exams in java and when I study I saw this excercise and I try to solve it but I found somne difficulity so please help me Consider the following comment, header and partial code for a method in a utility encryption class called Atbash. [CODE] /** * Prompts …  |
| | Hello I'm not too experience with c++ but I've learned some of the basics. I tried making a small txt file encryption program however my output prints one too many times to the 2nd txt file. This occurs both when encrypting and decrypting. [CODE] #include <iostream> #include <fstream> #include <cstdlib> …  |
| | Hi Just written a small C++ program to try the Public & Private Key Algorithm process, the program seems to function properly as intended in that it decrypts a message sent from Bob using Alice's Public key. [CODE]#include <iostream> using namespace std; /*********************************************************** XOR Process for both encryption/decryption processing ***********************************************************/ … |
| | Hi Friends, I am vikas from india , i have just now joined the community and i am very happy to find all technical gurus in the community , i am pursuing engneering in electronics and communication (4 year cource). i have some problem and i hope here i will … |
| | Hi.. I want to encrypt and decrypt a password using c#.net.If any body knows please help me. |
| | We may set one password for a file if we don't want others to open it, especially the secrete document. Generally speaking, we are used to writing articles or papers in Microsoft Word. And we may need to encrypt Word document if it is very important for security. Also, when … |
| | I want to create a program that create a file and encrypt it and when the user click the file it will open the program and ask user for password and if the password is correct it will decrypt the file but not save the decrypt file and read the …  |
| | Hi all, I'm writing a simple encryption algorithm and have stumbled upon a problem relating to the file handling itself. What my program does is reads text from a file, encrypts it, and writes it to another file. That's all well and good, and it works fine - until a … |
| | Hi!! I recently discovered that someone been hacking my wireless network. I do have WPA encryption and I think I now have locked him out. My question is; can he /she have gotten so far that they opened up my computer and searched my files? Or is the main purpose … |
| | I dont know if I have a virus or trojan. My left mouse button works normally on startup but after 10 -30 minutes instead of say opening a file or starting a program it will show the shortcuts properties and the keyboard stops responding at all. I ran Kaspersky antivirus …  |
 | Hey people, Looking for a bit of assistance. Went to take a look at a laptop today and set up the wireless networking on it. It is a [url=http://www.fujitsu-siemens.com/Resources/103/628784658.pdf]Fulitsu Siemens L1310G [/url] and the router is a [url=http://www.netgear.co.uk/wireless_cablerouter_wgt624.php]Negear WGT624 V2[/url]. I am able to connect wirelessly without any encryption but … |
 | [CODE]// Project: XorLib - Xor Encryption Libary. // Copyright: Copyright © 2009-2010 Shadowscape Studios. All Rights Reserved. // Developer: Shadowscape Studios // Website: http://www.shadowscape.co.uk // Support: support@shadowscape.co.uk // Version: 1.0.0.0 // Release: 151220102240 #define export __declspec (dllexport) #include <stdio.h> #include <stdlib.h> #include <string.h> #include <windows.h> long filesize(FILE *f) { long … |
| | I have implemented RSA using java as shown below. mport java.math.BigInteger; import java.util.Random; class SimpleRSA { public static BigInteger p, q, N, v, k, d; public static void main(String[] args) { // p & q are prime numbers Random myRandom = new Random(0); p = BigInteger.probablePrime(512, myRandom); q = BigInteger.probablePrime(512, … |
| | I am working on the last part of an encryption/decryption program and have to compare the original input file to the final output file character by character to ensure that they are identical. I have tried a few different ways to do this to no avail. When I tried this … |
| | I am working on an Encryption/Decryption program for class and have run into a problem. I seem to have gotten the encryption correct, but I am unable to decrypt what was encrypted in order to get an output equal to what originally went in. Here is the code I have … |
| | Hello folks I am trying to get a PHP variable to pass values to a sample javascript but nothing shows up if I tried to echo the result. I tried passing regular strings as arguments and those worked fine. It just doesn't seem to be working if I tried to …  |
| | Hi Guys, I am trying to call the Javascript function declared at the top in my php area. However its not working. Can anyone tell me the reason for it. Everything else is working except for this part. Please help me. [code] <!doctype HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> …  |
| | Hi all, Thanks in advance. I am writing this in great detail. So dont panic looking at the length of this message. I have a page called retrievefieldex11.29.2.56.php. Fields that need to be considered for this problem here is the ID field (name = usersubmit) the Key(name = key) field. … |
| | Hi. Let's say I need to encrypt/decrypt 5 different files in my program (using AESManaged). Do I have to generate a new IV for each file and do I need to save the IV every time? If I always use the same IV will that reasonably lower the security of … |
| | Hi. Let's say I need to encrypt/decrypt 5 different files in my program (using AESManaged). Do I have to generate a new IV for each file and do I need to save the IV every time? If I always use the same IV will that reasonably lower the security of … |
| | hello -i'm a student and i have been given the task to develop a P2P Voip application in VB.net. . - the program should work on Local network and adhoc network (and internet if possible) without server. -The program should have an address book to add unlimited user name with …  |
| | hello -i'm a student and i have been given the task to develop a P2P Voip application. - the program should work on Local network and adhoc network (and internet if possible) without server. -The program should have an address book to add unlimited user name with the ip and … |
| | I hate having the password for my database out in the open. Anyone who gets a look at my code has access to the password. What can I do to secure it so my PHP scripts can access it but it's harder to find? I thought about storing it in … |
| | I am quite confused how to encrypt the password store in the database so that if the database found by pupil it cannot take password from the table .Anyone can show me how to encrypt password .I m using microsoft acess as the databese. please help ....thx  |
| | Hi, Im trying to make a caesar cipher, but a windows error comes up when running. Where have I gone wrong?? Sam [CODE]///////////////////////////////////////////////// /// /// /// NAME: SAM BERWICK /// /// DATE: 18/11/2010 /// /// PROJECT: CAESAR CIPHER /// /// /// //////////////////////////////////////////////// #include <stdio.h> /// Stand In/Output #include <string.h> /// …  |
| | Hi. I purchased some software recently but have been unable get any helpful product support with the following problem, because it's a coding matter, I guess. The purchased software is for a PayPal subscription management system, and it relies on user verification by way of a username (email address) and … |
| | Hi what methods of encryption could I use to encrypt a text document. It must use C and not C++. Cheers Sam |
| | this might not be exactly the right section but it was the closest one i could find. i need help decrypting and decompressing a file. im pretty sure its compressed with zlib then encrypted with RSA but im not sure about the encryption. still i have very little idea about … |
| | Ok i've got this simple code to encrypt a msg with a private key. When i run the app it crashes. Any help? [CODE]#include <stdio.h> #include <string.h> #include <openssl/rsa.h> #include <openssl/pem.h> int main() { char keyy[] = "Private key here"; unsigned char *key = (unsigned char* )keyy; printf("%d\n",sizeof(keyy)); RSA *public_key …  |
| | Using Object Oriented Programming, create an encryption/decryption program. Your program must be able to a. Ask the original text file name from user. b. Ask the destination text file name from user. c. Ask for option encrypt or decrypt. d. read from a source text file e. write to a … |
| | Hi, I want to know if we can use javascript for file encryption (not text). If yes then how? Any help appreciated.  |
| | Team - I am in the beginning of a new project. I need to be able to present a list of records on an .aspx page. (This isn't a problem.) and when the "details" link is clicked it woudl show the full record etc. (again, not a problem) Problem? I … |
| | I'm trying to encrypt a tif file using RijndaelManaged. Initially I was getting "Padding is invalid and cannot be removed" error. Got that fixed by adding FlushFinalBlock() to my Encryption method. Now, however, when I try to decrypt a file that has been encrypted in a different application (they both … |
| | Hai, I am new java developer. Now i am doing one struts application. In my application, at the User registration time, i need to Encrypt the password field and then i like to store into the database. After that the same user will be logging, at the moment the database … |
| | For my program I am supposed to implement an encryption and decryption algorithm. You will read the input from a file, “plaintext.txt” The file will contain plaintext strings that are all lowercase, and be of the format: 3 hello world 2 how are you Each line contains an integer as … |
| | For my program I am supposed to implement an encryption and decryption algorithm. I then have to print it out using my functions I have to read the input from a file, “plaintext.txt” The file will contain plaintext strings that are all lowercase, and be of the format: 3 hello … |
| | Hello guys, this is my first post, so don't be harsh if I do something stupid. Well, the reason why I'm posting here is because I need to find a method to alter the stream itself, not just the buffer I send to a variable with "file.Read(". For example, lets … |
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