| Subject | Date Asked | Expert |
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| Privacy | 4/14/2009 | Dave Mitch |
Q: We're not sure where to begin, but here goes: How can one anonymously surf the internet...do any ...
A: Anonymiser software provide basic levels of anonymity usually by means of a proxy server. Tor is a ...
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| local area connection activity | 4/13/2009 | Dave Mitch |
Q: In Windows XP home Local Area Connection Status, I see activity (packets sent and received) every ...
A: If you have a background application (Firewall, anti-virus) or any software which is looking for ...
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| network security | 4/8/2009 | Dave Mitch |
Q: I have my home computer connected to a laptop with a wireless router. On my home PC when I access ...
A: When a login is completed, a “session” is created to maintain an identity and related information ...
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| Spyware | 4/3/2009 | Dave Mitch |
Q: I have a problem. It's a long story, but the nutshell is that a few years ago, I was the victim of ...
A: The first thing is to report the incident. Report the email (sender IP / address etc.) to your ...
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| anonymous browsing | 4/2/2009 | Dave Mitch |
Q: is there a way the webpage owner or internet site could tell that I visited - via some kind of foot ...
A: Hotspotshield provides a secure connection between your laptop and the Wi-Fi Access point. No one ...
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| What is buffer overflow?? | 4/2/2009 | Dave Mitch |
Q: This morning, I had a McAfee warning about a "buffer overflow" pop up. It is to do with IE. Almost ...
A: The McAfee anti-spyware is probably not effective in catching this malware. SpyBotSD should not ...
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| What is buffer overflow?? | 4/2/2009 | Dave Mitch |
Q: This morning, I had a McAfee warning about a "buffer overflow" pop up. It is to do with IE. Almost ...
A: Buffer overflow is a common way of exploiting a software bug. It is generally used by malware like ...
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| router | 3/31/2009 | Dave Mitch |
Q: As I read your answer, Kaspersky warned of a worm trying to get into my pc again. Could you finish ...
A: Worm trying to get into your PC does not mean a hacker is trying to do it. A worm by nature is self ...
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| Hacking and router | 3/30/2009 | Dave Mitch |
Q: This is who posted the keyloggers question. I can't read your full answer by clicking on the ...
A: Take the DSL connection you are intending to. Change the default passwords on the DSL router, your ...
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| firewall will not come windows vista | 3/30/2009 | Dave Mitch |
Q: my computer did a automatic tune-up and now my firewall will not come it was working before the ...
A: what exactly do you mean by an "automatic tune-up" ? use the Vista System Restore to get back the ...
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| keyloggers, hacking & router | 3/27/2009 | Dave Mitch |
Q: I recently discovered someone in my home put keyloggers on my pc. I bought a new pc and plan to ...
A: your queries are (a) Is your computer still compromised ? (b) If it isn't can somebody hack into it ...
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| Factoring Semiprimes | 3/16/2009 | Amit |
Q: In RSA encryption, I understand that N is p*q where p and q are very large primes which should be of ...
A: same *order of magnitude* is the key word. This does not mean they are close in value. Typically, ...
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| outgoing mail server blocked at work | 3/11/2009 | Amit |
Q: I am trying to configure Outlook for Mail.optonline.net through the SMTP server at work and the ...
A: Depending on your work firewall policies, this may or may not be possible. You can try an ...
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| Stolen wireless router! | 3/8/2009 | Amit |
Q: I recently bought a wireless router online, and it was stolen off my porch upon delivery. I can ...
A: Yes it is possible to trace the physical whereabouts of a wireless access point to a certain degree ...
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| Gmail issues | 3/3/2009 | Amit |
Q: Lately, whenever I try to log into my gmail I get the following message: Request-URI Too Large The ...
A: I think this is an unsolved problem. It seems to happen with Firefox. Try one of the two: 1) Use IE ...
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| network | 2/15/2009 | Dave Mitch |
Q: please tell me what is ENDUSER
A: The end-user is a concept in software engineering, referring to an abstraction of the group of ...
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| Kaspersky Internet Security | 2/13/2009 | Dave Mitch |
Q: i installed Kaspersky Internet security 2009 on my laptop with Windows XP, once i put the system on, ...
A: check the system date, it maybe off by a couple days. You can try fully un-installing Kaspersky & ...
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| Make my website is the first one in google? | 2/11/2009 | Dave Mitch |
Q: How to make my website is the first one in google ?? does it depends on web hosting we are using? or ...
A: You need to use a technique called Search Engine Optimization or SEO. To start with you can begin ...
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| security enabled wireless network key | 2/9/2009 | Dave Mitch |
Q: i am the idiot who picked a my network key and did not write it down, only to forget it. how do i ...
A: Log into your router and look at the security settings. Most routers allow you to set them via a ...
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| Norton | 2/4/2009 | Dave Mitch |
Q: how secure is Norton firewall? Norton 360 v2.0
A: I'd suggest you opt for Kaspersky Internet Security 2009. It is a better product in comparison to ...
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| Internet Sharing | 2/3/2009 | Amit |
Q: I m pleased to see your profile and interest for working as a volunteer over this open forum side. ...
A: If you use a newish wireless router, it should already have an option for WPA2. For a decent level ...
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| internet permission | 1/28/2009 | Dave Mitch |
Q: i am using broadband connection through hub for internet. I have computers having Windows Vista. I ...
A: A very good question. Use the User Account Control (UAC) a security component in Windows Vista to ...
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| Remote Viewing | 1/26/2009 | Amit |
Q: I have an important question, I'm an admin on my office network, and there are 2 more admins. I ...
A: Depending on the exact software the admin is using, you have to block tho ports on your computer ...
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| Remote Viewing | 1/26/2009 | Dave Mitch |
Q: I have an important question, I'm an admin on my office network, and there are 2 more admins. I ...
A: Disable Remote Desktop by using Group Policy -> procedure listed in the link below ...
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| Question marks on websites | 1/26/2009 | Amit |
Q: Whenever I enter some sites, I can see only question marks. '???' Some egs include orkut/facebook ...
A: It seems to be a problem with the language your browser tries to display. Assuming you are using ...
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| can't update various software online | 1/21/2009 | Dave Mitch |
Q: I've been having update problems for a while now. It started with AVG Anti Virus 8 Free Edition not ...
A: Your laptop is probably infected. The malware is apparently preventing any access to security ...
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| Yahoo & Popups | 1/19/2009 | Dave Mitch |
Q: Dave, Thank you for your time and expertise. My question is as follows: I am running Mint (based on ...
A: Update your browser to the latest version. Mozilla Firefox (3.0.5) is a good option. Also use the ...
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| window update icon | 1/16/2009 | Dave Mitch |
Q: When I click the window update icon, just saw a flash and would not bring me to the web page. If I ...
A: Open your browser and go to the website http://windowsupdate.microsoft.com and download the updates. ...
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| career issue | 1/9/2009 | Dave Mitch |
Q: i want to be in field of network security . i just want to ask you what should be my first step in ...
A: You can start with the "Hacking Exposed" series of books. Visit the Security Focus Website ...
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| Web Security Filter | 1/8/2009 | Dave Mitch |
Q: I would like to block the porn websites/any unwanted websites without installing any software. Can ...
A: gpedit is basically a Group Policy Editor. With this you can set the local security policies. ...
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| question | 12/28/2008 | Amit |
Q: i have an internet security question. there is a service provided by a cell phone service provider; ...
A: The answer about security will depend on many factors like your ISP, your country and the protocols ...
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| I can't see it but I know it's there | 12/18/2008 | Dave Mitch |
Q: I had to reformat my hard drive because of a virus and the fact that a hacker locked me out of my ...
A: You can disable the local administrator account if you don't like it. See the procedure listed in : ...
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| I can't see it but I know it's there | 12/17/2008 | Dave Mitch |
Q: I had to reformat my hard drive because of a virus and the fact that a hacker locked me out of my ...
A: Windows XP has a default system account called Administrator. Are you able to change the password ...
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| wireless connection | 12/14/2008 | Amit |
Q: I had someone install a wireless router to my new computer. The wireless connection lasts for about ...
A: Unfortunately, this is not enough information to answer your question. There can be several reasons ...
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| wireless connected, firewalled | 12/7/2008 | Dave Mitch |
Q: I have 3 home computers and one wireless router in my house - all work fine. At my working place I ...
A: you could have accidentally enabled the firewall (I'm assuming that you are talking about a Windows ...
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| Banned IP | 12/4/2008 | Dave Mitch |
Q: Hope you are fine and doing well, Only for Educational purpose to learn something, 1Q. I want to ...
A: 2Q. the website needs to communicate with a client or your client would need to speak to other ...
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| internet problem | 12/1/2008 | Dave Mitch |
Q: I am unable to upload my video on youtube , I don't know why? because last month I have uploaded ...
A: Ensure the file format is correct before uploading to youtube... Using windows movie maker -- you ...
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| Blue Screen on Internet connection | 12/1/2008 | Amit |
Q: The problem occurs only when connected to the internet (Broadband). Here it goes..... While surfing ...
A: That error message does not give much information (unless a guy at Microsoft sees the dump message. ...
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| Childproof software | 12/1/2008 | Amit |
Q: I can't find where else I can ask this question on this site.I have a program installed on my son's ...
A: If you don't have a lot of data, the easiest way to install is to format the hard drive and use the ...
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| suspicious internet downloads | 11/28/2008 | Amit |
Q: Recently I found a bunch of porno images downloaded onto our family computer. They were not pop ups ...
A: Although, this question does not fall within my area of expertise, I will try to answer it as it is ...
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