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

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6 views

Mouse cursor moves and applications are opening automatically

I'm not sure what exactly happened but I've noticed that at first one user complained about his surface where just the mouse pointer started moving while programs are just opening and doing on its ...
0
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1answer
19 views

make Xvfb listen only on local ip

to use graphical software even on my debian based systems without graphic cards (or in addition to its main graphic) i use the virtual frame buffer x server Xvfb. I am starting it with a little bash ...
0
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1answer
40 views

chrome is blocking one of my intranet sites

for some reason chrome is blocking one of my intranet websites. If I open this site using another web browser, it is ok, but with chrome I get attached warning message. I know I can click on details ...
0
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0answers
31 views

Why Kaspersky 2015 is not installing Kaspersky's Certificate in Mozilla Firefox browser

I've been using Kaspersky Internet Security for a few years without any issues. but when I updated a few months ago from 2014 to 2015 I noticed that my browser (Firefox) was warning me when I was ...
0
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0answers
12 views

security: changing sudo permissions in /etc/sudoers on Debian 7.8

I have a single-user home system running Debian 7.8 console with desktop installed but default runlevel 3 boot. I added my limited user account to the sudo group using adduser for the purpose of ...
0
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1answer
36 views

How do I protect my hosts in an IPv6 world?

I realize that IPv6 adoption is a long way off but I'm trying to understand the basics in order to stay ahead of the curve, and also just for fun. Communicating using IPv6 is no problem. It works ...
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1answer
19 views

How to restrict access to Ethernet ports outside of physical permiter

I have several PoE IP webcams installed on my house. Each mounting point has only one wire going to it: the Cat6 with 8P8C plug at the end, which both powers and communicates with the camera. I ...
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1answer
1k views

How do effective FULL removal of TOR from Ubuntu 12.04

After installing TOR, privoxy & anonproxy on my system, I found out that some functions on my browser had become unavailable and I didn't found the way to solve all the issues there, so I decided ...
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2answers
3k views

Jail user to home directory while still allowing permission to create and delete files/folders

I'm trying to give a client SFTP access to the root directory of their site on my server (Ubuntu 10.10) so they can manager their website themselves. While I have been successful in jailing a user to ...
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1answer
20 views

Catching malware and demonstrate it through windows logs

I need to catch a virus/malware on purpose on a VM and demonstrate the infection through windows logs analysis. I am using both syslog and eventlog analyzer, but no sign of events logged. I caught on ...
6
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2answers
19k views

How to disable “Download scanning protection” of new Chrome-17?

In recent update of Google Chrome internet browser (in stable channel), there is a new security/privacy option: http://chrome.blogspot.com/2012/02/faster-browsing-safer-downloading.html In ...
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1answer
126 views

SMART User Capacity and fdisk -l size value differ. Why? Security issue?

I'm just wondering why the size of my drive that smartctl ("User Capacity") shows differ from the value that fdisk -l, dmesg, hdparm shows and differ from the drive specification values from the data ...
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2answers
5k views

Connect iPad to windows 7 VPN

My iPad keeps spitting out the error: "A connection could not be established to the PPP server." I am trying to connect it to a VPN I set up with Windows 7 as an incoming connection. On the iPad, I ...
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1answer
2k views

Disable USB storage access on non-admin account

The admin processes should always run while letting other people use the PC using a non-admin account. I want to restrict usb access for the non-admin account for preventive security. How can I do ...
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1answer
34 views

Did I just send my private ssh key?

I was setting up ssh for git following this guide. I used the key before on another system successfully, expecting it to work now too I tested it with: ssh -v -T git@github.com And received the ...
3
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4answers
32k views

Google chrome not accepting any security certificates

I've recently developed a problem with Google Chrome that's really annoying. I'm using Firefox at the moment with no problems whatsoever and it's the same with IE, so it's safe to say this problem is ...
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1answer
27 views

Free solution for tracking mac kext installs - managing security with disabled kext-signing

The goal is to track when kexts are installed and determine whence kexts came. For instance TRIM is disabled for 3rd party drives in OS X Yosemite. To use a utility like Trim Enabler one must disable ...
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0answers
18 views

How to install an program on Windows without giving access to device?

I need to install a program on an old Windows XP computer from an untrusted source. Is there a way to install it securely without giving it access to my data etc? (Also it should not be able to ...
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9answers
14k views

How can I safely open a suspicious email?

Suppose I receive an email that I highly suspect is some form of spam but I'm not 100% sure. Suppose also that I'm using form of webmail (like Gmail) with good spam filters, but this message made it ...
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0answers
33 views

security alert from live.com [on hold]

Yesterday I got an e-mail from account-security-noreply@account.microsoft.com, which said that my profile had been changed and asked if it had been me who had done it. I signed in, and, yep, the logs ...
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1answer
32 views

external IPs maps to router-admin pages is a big threat to security

when we type the external IP address of some networks, Router's admin page gets loaded.If the admin doesn't request to change the external IP of his network, the network is vulnerable to ...
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0answers
14 views

using smart cards for auth [closed]

I'm looking into a smart card auth system. now what kind if smart cards does one buy that can be used in a java app? basically the card needs to have a private key on it that cannot be extracted and ...
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5answers
8k views

Automatically login and lock

I want to configure Windows 7 to login automatically after the computer is switched on. That's not because I'm lazy and don't like typing passwords. That's because I want programs that are configured ...
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2answers
6k views

How to display the last user logged in Windows 7 PRO x64 logon

I want Windows to show the last user logged, so I only need to type my password, and I don't need to select my username. I thought it should be the default Windows behavior, but I've just installed a ...
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2answers
297 views

gpg2 on Mac: How to enter passphrase on terminal instead of getting a GUI prompt?

I am using Mountain Lion and when I encrypt a file using gpg an annoying GUI prompts for me to enter the passphrase. I would like to be prompted for the passphrase in the terminal, not in an external ...
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0answers
15 views

Toshiba Satellite c55-a-1rg no bios password prompt

Have an eerily similar issue like the individual here: Toshiba Satellite L75D-A7280 BIOS doesn't ask for set administrative password Tried the solution posted there, did not work. My bios is ...
7
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11answers
1k views

VPN for a small organization [closed]

I am in charge of a small office network that has < 10 users. I want to be able to offer them access to the network from their home internet connections. At the moment we have a regular ...
0
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1answer
58 views

Best first steps for a hard drive?

I volunteer my time to service my schoolmates, fixing their problems, but conversations have come up about surveillance and hacking. I've been watching DEFCON's videos, and have learned that even ...
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8answers
2k views

Do computer system units actually go up in flames?

There's a strong belief amoung non-technical people that home computers should not ever be left on unattended - since they are electrical devices and can go up in flames and set the room on fire. Now ...
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0answers
23 views

Turn old android phone into surveillance camera [closed]

As the title suggests, I have an old android phone with quite a good camera, and I want to turn it into a permanently accessible surveillance camera at home which I can access from anywhere with ...
0
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0answers
5 views

To block private Instagram profile from Google Search? [migrated]

Many social media application have setting by which you can prevent your profile in Google search. However, Instagram does not have it. They also ignore the users' feedback by not offering customer ...
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0answers
39 views

Removing a Redirect Virus from Fedora Linux

Seems like there is a redirect virus on my computer but I am not able to remove it or even find where exactly the problem is. There is nothing much about it on the Internet either. I am running Fedora ...
3
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2answers
3k views

How to unblock chm files - unblock button is missing

I downloaded a CHM file. When I double click it it prompts me to open / save / cancel. Whether I open or save a new copy, the 'new' version will prompt the same open / save / cancel popup ad ...
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1answer
112 views

Microsoft Security Essentials for small business [closed]

According to MSE licence "Microsoft Security Essentials can be used for small business up to 10 PC." But if my company has about 40 PC then what can i do? Can i have a option of purchasing MSE? Or is ...
0
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3answers
59 views

How does a password manager protect me if I have a keylogger on my computer?

Password managers arguably provide greater security since it allows users to easily create unique, difficult-to-guess passwords for every website they log in to. But, if someone has a keylogger on ...
2
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2answers
3k views

VMware workstation windows host shared folders issue

My laptop is a Linux mint powered host and a windows 8 guest via VMware Workstation. Yesterday, I get the bad and stupid idea to upgrade my windows 8 to windows 8.1 final release, using the Installer ...
5
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2answers
2k 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 ...
3
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2answers
74 views

Why bother stopping 'root' from ssh login?

Best practice is to remove the ability of 'root' to login over ssh. However, I need to run some Ansible commands and am currently connecting via a user called "amdhske" and then have set this user up ...
0
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0answers
115 views

Setting my computer to the correct date and time stops website security certificates from validating

I recently got a new computer and I've come across a peculiar issue related to internet security certificates and setting my time in Windows. Here is my sequence of events thus far: Booted new ...
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0answers
28 views

Some programs do not run on certain drives

I have multiple games downloaded from Steam etc. I also have 3 hard drives, 1 internal(C:), 2 external(F: and G:). When I install games on C or F, all games run perfectly. but when I install games ...
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1answer
32 views

How to disable SSLv3 for POODLE attack

I want to Disable SSLv3 to restrict the POODLE attack on my website My website is hosted on Microsoft Windows Server 2003 System I am using Apache Tomcat as an application server with thee version ...
0
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2answers
38 views

What is browser fingerprinting and why should I want to avoid it?

What is browser-fingerprinting and why shoould I want to avoid it? If that is related, I am already using adblock and do-not-track.
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5answers
1k views

Why does a new window open up when I click a link? (Chrome) [closed]

When I click a link on some website, it happens usually when I first boot chrome, then happens again some time later. This new window opens up to a webpage everytime (only variance is the cid ...
2
votes
1answer
3k views

Can't change or set password in Windows 7

I'm trying to set up a new user in a Win7Pro computer. The computer has HP ProtectTools enabled. I cannot set the password from within HP ProtectTools or the User Accounts control panel, when logged ...
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2answers
71 views

How to remove password of PDF with known password? [duplicate]

I have a personal PDF that I would like to remove the password for because the password was my old phone number (which I may forget). How can this be done? Maybe relevant that the PDF contains form ...
0
votes
2answers
69 views

How to disable Kon-Boot bypassing a Windows password?

I found Kon-Boot, a tool that bypasses user passwords. With Kon-Boot I can login as any user without entering any password by just pressing Enter. How do I disable Kon-Boot bypassing my normal user ...
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1answer
5k views

Name resolution for the name…timed out after none of the configured DNS servers responded

I am getting this message in system event during my PC startup Name resolution for the name website.com timed out after none of the configured DNS servers responded. And another same message ...
2
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1answer
31 views

Backing up Files [closed]

I'm not even sure if this is the correct place to ask, but I need +5 reputation to ask on meta, so I figured I would give it a shot. I am new to doing computational work on my computer (OSX) and am ...
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1answer
21 views

Proxy/firewall windows bypass? [closed]

i am in with a little challenge here. We have a network where the Computers connect to our domain, to log on, and get internet connection... This work as a wireless connection. My boss made a very ...
2
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1answer
3k views

How do I figure out if my wireless network has WEP, WPA or WPA2 security via command prompt on Windows XP?

I understand how to check what security protocol my wireless network connection is currently using by going to the Wireless Network Connection window like in the following example but how does one ...