Security in terms of "computer security", such as protection of information, protection from theft or data destruction.

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3
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2answers
467 views

is it best to use standard windows account instead of admin?

Is it considered best practice to have my 'day to day' account on windows 7 as a standard account rather than an admin one? I know the principle of least privilege is a major facet of the security of ...
25
votes
17answers
4k views

How can I physically destroy data from a failed HDD?

I have a broken HDD that contains sensitive data. Since no software can access the disk, I can't wipe it using any of the tools generally suggested. Breaking the disk physically into very small ...
0
votes
1answer
669 views

Why netstat/TCPView/CurrPorts lists processes as unknown?

I'm trying to record data of all the processes that establish connections from my PC for security issues, I tried to do netstat -bn 1 > stats.txt, also tried to make a log file with CurrPorts, TCPView ...
5
votes
2answers
5k views

What is the SYSTEM group in Windows 7?

I want to disallow access to a drive in Windows 7, to all the users except myself (admin). So I have deleted all the users and groups in the drive's Security dialog but I am not sure whether I should ...
0
votes
1answer
116 views

Is it possible to partially restrict FTP access to a site?

Is it possible to partially restrict FTP access to a site? I have a website where I would like users to be able to edit and upload webpages. However, some pages should not be changed, e.g. the first ...
4
votes
3answers
367 views

How to prevent data leak from /tmp without FDE, ramfs, or tmpfs?

How to prevent data leak from /tmp without ramfs or tmpfs? Is there a simple way to configure automatic mounting of /tmp during boot, in a way that files are written to the disk withoug leaving ...
241
votes
28answers
48k views

How to mess up a PC running Windows 7? [closed]

Ok, so for my PC class I have to find 3 hacks that would mess up the lab's PC. Me and my partner are going to mess up the PC and then another team will try to fix it. The system on it is Windows 7. ...
3
votes
1answer
647 views

Secure delete logs in Mac OS X

Securely erasing data from OS X is easy. But is there a way to securely erase all logfiles (including the system logs contained in some database) without actually messing the system up?
4
votes
4answers
621 views

Ubuntu install and Dongle Paranoia

I'm a little security paranoid, there are a lot of times that my terminal is available to prying eyes and listless fingers. As a security minded individual, I would like to make sure to lock down my ...
0
votes
1answer
2k views

What are the current options to encrypted a partition on mac os x?

I recently got my laptop stolen with some sensitive informations on it (personal source code, bank details in a secure file, passwords, etc) and I learnt the lesson: encrypt your sensitive data. Now, ...
1
vote
3answers
589 views

Computer without antivirus on network

Theres an older computer in my home which we don't have connected to a network so it doesn't need an anti-virus and a firewall. Is there any way I can secure this computer from the outside (i.e. on ...
0
votes
2answers
174 views

set a password to a file in windows Vista [duplicate]

Possible Duplicate: Password protect a folder Is there a way to set a password to a text file in Windows Vista i.e. when I try to open the file, it should prompt me for the password? do I ...
4
votes
4answers
28k views

How to hide (remove) 'Owner' and 'Computer' information on PDF file?

I would like to share a PDF file on a forum anonymously. When I right click on file and go to 'Details' tab, it shows my computer name and owner name. How do I remove (hide) this information?
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vote
0answers
112 views

What is the purpose of the randomart generated by the ssh-keygen utility? [duplicate]

Possible Duplicate: What is randomart produced by ssh-keygen? Am setting up my git-hub stuff, and part of it entails creating public-private key pair using the ssh-keygen utility. But ...
0
votes
1answer
153 views

How does “Same Origin Policy” protect us?

Someone can please explain to me how does the "Same Origin Policy" feature protect us from web attacks (XSS,CSRF, etc)?
5
votes
3answers
2k views

Remote into Linux workstation behind a firewall

Let's say I have a Linux workstation at work, behind a firewall. So even though I may have a remote access server set up on it (such as the most excellent NoMachine NX Server), I can't access it from ...
9
votes
1answer
3k views

How does S/MIME differ from PGP/GPG, for the purpose of signing and/or encrypting email?

In addition to the titular question, are the two technologies compatible? If so, under what circumstances? What are the relative benefits of the two technologies?
12
votes
2answers
2k views

How, if at all, do SSH keys differ from asymmetric keys used for other purposes?

How, if at all, do SSH keys differ from asymmetric keys used for other purposes, e.g. email signing? I'm prompted to ask this, in part, because on OS X, there are apps available to manage SSH keys ...
15
votes
5answers
872 views

How to properly secure a Linux computer

Obviously, there are different methods for securing based on home versus professional computers. My questions generally pertains to securing home desktops, but professional protection is definitely ...
1
vote
4answers
392 views

Email utopia: cross-platform (inc mobile), encryption, signing, threading, account aggregation. Is it possible? If so, how?

I'd like to achieve the following: Be able to aggregate my email accounts such that I can receive an email sent to one of my email accounts and reply to it from any other email account of mine, ...
2
votes
2answers
742 views

Disabling/enabling security essentials

I want to install Adobe Flash Player on my PC and the instructions are to temporarily disable my Anti-Virus software. How can I do this?
6
votes
2answers
1k views

Are there any downsides to enabling Hardware Virtualization in the BIOS?

I was wondering if there are any downsides (even theoretical) to enabling Hardware Virtualization in the BIOS. I noticed that it is disabled by default, and perhaps it is that way for a reason ...
1
vote
1answer
1k views

Looking for a easy to use Live CD to wipe a hard drive [duplicate]

Possible Duplicate: Erasing data before selling a computer A remote family member has a computer that is going in for service, but she wants to make sure the hard drive is securely wiped. ...
0
votes
3answers
5k views

Why is Google prompting me with Captchas?

Why is Google prompting me with Captchas? I turned on urlsnooper2 and found this (below). I don't know why my computer would request any of it. What I changed in the past few days is: Reformatted ...
0
votes
1answer
214 views

Reality of a Windows Vista “recovery disk” virus?

I recently borrowed a disk from a guy I don't really know. It was a Windows Vista install disk (lost my old one, and needed to reformat). The disk was a copy of the original, and I was wondering how ...
105
votes
5answers
8k views

How do identify whether my Linux computer was hacked?

My home PC is usually on, but the monitor is off. This evening I came home from work and found what looks like a hack attempt: in my browser, my Gmail was open (that was me), but it was in compose ...
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vote
1answer
2k views

Difference Between Microsoft's Safety Scanner and Software Removal Tool

What's the difference between the MSS and MSRT?
5
votes
1answer
536 views

What happened to the Https Lock in Firefox 4?

Previous versions of Firefox used to have a padlock icon in the address bar whenever you browsed to a HTTPS site. Since Firefox 4 it no longer seems to be there. What happened to it? Is there any way ...
4
votes
2answers
3k views

Is Microsoft Word 2010's “encrypt with password” secure?

I have heard that security in earlier versions of word was not robust. With Word 2010, if I use the File > Info > Protect Document > Encrypt with Password option, is this a secure way to protect a ...
0
votes
2answers
678 views

Method to tunnel traffic from my laptop back through my home computer and to the Internet

I'm looking for a way to acomplish several things that have been bothering me. I access the Internet through many insecure (and often poorly maintained) networks, many of which active block anything ...
0
votes
2answers
259 views

Steps to securing a new windows 7 pc and making it internet ready?

What are the major steps to take when securing a newly purchased windows 7 pc to make it internet ready? Here's what I've done so far: Check the antivirus. (it's a free trial for 57 days of norton ...
0
votes
3answers
741 views

What files can EFS encrypt?

What files can/cannot be encrypted with Windows 7 EFS? I am playing around with it in a VM and it seems the only files I cannot encrypt are the files under C:\Windows and files that are currently in ...
0
votes
1answer
774 views

Is it completely safe to install java plug-in chrome browser?

I wonder if one of you have some information about the safety of Java in browsers. It is the built-in version of Java which chrome offers to install in browser. Is there any difference between ...
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vote
1answer
3k views

Open firewall port on Fedora 14

I want to open the port 18680 on my remote Fedora 14 machine. I did sudo iptables -I INPUT -p tcp --dport 18680 -m state --state NEW,ESTABLISHED -j ACCEPT sudo iptables -I OUTPUT -p tcp --sport ...
1
vote
1answer
136 views

What offsite backup solutions allow me to control the encryption keys?

I want to find an offsite backup service where the encryption materials never leave my possession; it should be impossible for the backup provider to access the contents of my file themselves, let ...
3
votes
1answer
2k views

How do I add custom security zones for Internet Explorer 8?

I know part of it is to create an extra key in HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones (or more simply, export zone 2 and rename it, such as zone 5)... however, even ...
3
votes
4answers
1k views

How to properly secure a wireless home network

I'm soon going to be setting up a wireless network for me and some buddies and (hopefully) making it secure. I have some questions and concerns regarding this and figured someone here could give me a ...
2
votes
2answers
354 views

Why must you have administrative privileges to install java 2 sdk

I use several school computers, that have different operating systems. To make sure that I always have my tools available, I like to install a lot of programs to my "roving profile". This is possible ...
4
votes
1answer
517 views

Reproducing limited DVD copy protection

For those with experience in the file systems and intricacies of video DVDs I apologize for any ignorance on my part. I just encountered something that got me to thinking, as was hoping someone my be ...
2
votes
4answers
597 views

PowerLine networking & Security

I wonder if my neighbors will be able to connect into my network? How can I know or prevent this? Since with Wireless, I will have to authenticate but with powerline, I connect as if I connect ...
7
votes
2answers
2k views

Security threat caused by Dropbox?

Recently I received a security threat alert triggered by Dropbox, as seen in the screenshot below: What happened here? Or this is a false alert from Microsoft Security Essentials?
2
votes
2answers
1k views

OpenVPN on a campus network?

I have my router at home running Tomato USB with OpenVPN running on port 1194. The campus network only has port 80 publicly open and I'm almost positive that they do traffic shaping and content ...
1
vote
1answer
282 views

Suspicious redirection to russian pages. Is government spying us?

Recently when I browse some multi-language websites the default language for them is Russian. An example is www.amd.com which redirects me to the russian page ...
3
votes
3answers
138 views

Is there a more reliable way than common sense to protect against social malware?

I'm sick of seeing spam on Facebook and voicemail of friends with virus-laden computers. Why, just the other day they somehow convinced 20 people I friended to use bookmarklets to infest themselves, ...
14
votes
2answers
23k views

How to block all traffic but one IP in Windows Firewall?

I'm trying to use Windows 7 firewall to block all outgoing and incoming traffic, from all IP's and for all protocals, except for UDP to and from one particular IP address. The reason why is because ...
1
vote
3answers
1k views

Detect possible WIFI leechers?

If someone is leeching of your WIFI router, would you typically be able to detect this by looking at the connected IP addresses (association list) in the routers admin environment? I've configured my ...
6
votes
4answers
518 views

How to determine the entropy of a password

How can I tell if a password has good enough entropy to prevent brute-forcing on a realistic timescale? For example, if I have the following password, how can I determine if it is strong enough to ...
5
votes
2answers
2k views

Administrator not an Administrator?

I have copied some files from an XP computer to a PC running Windows 7. I am logged on as a user who is marked as an Administrator. When I try to access the directory, I am told I don't have ...
1
vote
2answers
651 views

How to copy password from Mono-executed KeePass2 to xterm on Linux?

I use KeePass2 to access username/password information in a Dropbox file. This allows convenient access from multiple devices. I can't seem to copy a password to the clipboard on my Linux ...
0
votes
1answer
79 views

Windows 7.0 User Rights problem when moving a folder to c:\inetpub\wwwroot

I tried to Move a published version of my ASP.NET application to Windows 7.0 into: C:\Inetpub\wwwroot\ I am prevented from doing this because I don't have the correct rights (admin rights). How do ...