Can the xor of two RNG outputs ever be less secure than one of them?



Suppose I'm suspicious that one or more (pseudo)-random number generators is cryptographically flawed, perhaps even deliberately backdoored. The RNGs in this case might be either PRNG algorithms, hardware random number generators, or some OS-provided primitive whose source might be either of these.Can it ever be a bad thing to "salt" the RNG by using the xor of its output and some other RNG's output? The latter RNG might be of much lower quality but be unlikely to have been compromised by th

View Replies

Related to : Can the xor of two RNG outputs ever be less secure than one of them?


For double outputs in data table, how to move second or more outputs to new line with same index
Category : Programming Languages
I have a data set that contains two fields, x and y. It is possible for x to have more than one output, y. For example: x1,y11,y12,y13,...,y1n x2,y21 x3,y31,y32 ...And I would like to manipulate the data so that it looks like: x1,y11 x1,y12 x1,y13 ... x1,y1n x2,y21 x3,y31 x3,y32 ...I'm

View Replies


Trouble with array outputs and prompting for user-input outputs
Category : Programming Languages

I have some trouble regarding my lab assignment:


When my program tries to prompt the user for input, the program outputs two questions on the same line and only takes the input for the second question.


The output of my program:


Please enter the name of the


View Replies


C script for table outputs correctly and then outputs default case. how to fix?
Category : Programming Languages

What am I doing wrong? If I press M, A, or P, it will ask me for what size table. Then it outputs the table correctly, and then outputs "not a choice....". How do i fix this?
31
32 #include<stdio.h>
33 #include<math.h>
34 #include<

View Replies


How to configure stereo outputs of a soundcard as two seperate outputs and send audio to each from different audio inputs?
Category : Web Design

I am trying to send audio data to the right and left output channels of a soundcard's output port seperately. The right and left channels should get data from two different audio sources.. Is it possible with NAudio?


View Replies


Find non-secure http request being sent on secure page triggering IE6 “non-secure items notice”
Category : Development Tools & Services

I have a page that is under SSL.


However, in IE6, I get a notification:


"This page contains both secure and non-secure items" etc.


I've looked at all the HTTP requests for that page in both Firebug and Wireshark, and non of it seems to be sent over plain HTTP


View Replies


Best secure shared hosting provider (SSH, secure imap, secure pop3)
Category : Web Hosting
Best secure shared hosting provider (SSH, secure imap, secure pop3)
 
I work on the street and generally user public WIFI access points. To maintain security I use secure imap and secure SMTP to send/receive email. To secure non encrypted TCP/IP applications I use SSH (port

View Replies


Issuing non-secure cookie over a secure connection results in pseudo-secure cookie
Category : Programming Languages

When Firefox receives a cookie via an HTTPS connection, it appears to treat it as a secure cookie, even though the server did not send it as a secure cookie.


When I inspect the cookie from within Firefox, it displays "Send For: Encrypted connections only". When Firefox sends the cook


View Replies


security message("page contains secure and non secure items") coming on https: site
Category : ASP & ASP.net

Hi

we have developed a site and url of that site begins with https . Now everwhever page loads it gives a security message that &quot;&nbsp;page contains secure and non secure items'. We donot want this message to come on our site.

I read a few articles saying that my image s


View Replies


loosing sessions when moving form non-secure to secure site problem.
Category : Programming Languages

HI, I have a problem. I
I have a site that is not secured and I create a session id that I track user. When customer goes to secure site to enter his info his session id is lost. What can I do to preserve the session id when customer moves from non-secure to secure version on my sit

View Replies


ActionTec MI424WR Verizon FIOS & Secure IMAP & Secure POP3
Category : Network & Servers
ActionTec MI424WR Verizon FIOS & Secure IMAP & Secure POP3
  I am trying to make an secure POP3 (port 995) and secure IMAP (port 993) connection thru Verizon FIOS via the ActionTec MI424WR modem/router/802.11G box that Verizon supplied. I am running Vista, and I am using Outlook 200

View Replies


2012 / 2017 Copyrights BigHow , All Rights Reserved .