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

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How to spoof the MAC on a wifi, Linux Mint 17, with NM?

I can't find a reliable way to spoof my mac. If I use the "clone MAC address" on network manager (I use Linux Mint 17, Cinnamon), I can't connect to my wifi. I tried everything, unless I remove the ...
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12 views

Screen shot and webcam picture with mouse click

I am looking for software that will take a photo via webcam and screen shot when someone clicks the mouse. It will be used for a clock-in/clock-out computer in a plant. Anyone know anything like ...
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1answer
23 views

Open File Security Warning at boot

Every time I boot my laptop I get this annoying message. I trust this program and I want it to run on-boot without prompting me with this annoying message. Even if I unchecked "Always ask before ...
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0answers
6 views

IE will not open relative local (offline) files

I have an issue with a client, where their IE (11) is not opening relative CSS/JS content to an offline HTML file. This obviously causes the offline HTML site to not work. I have tested on our own IE ...
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0answers
11 views

My WD My Book World (blue rings) is not accessable

My drive shows up under the network devices. When I click on it a windows security pop-up shows asking for my network username and password to connect to the drive. I have tried I am running windows ...
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24 views

Is this not a security issue to be connected to the internet during the installation of ubuntu?

Is it not a security flaw if you use internet connection while installing ubuntu?
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16 views

Is it possible to restrict access to certain URLs for individual programs?

I have a certain use case where I want to whitelist a list of URLs that a certain application can access. In other words, I want to sandbox it, but don't have access to blocking or white listing those ...
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25 views

Can 'ping' requests still be used for a DoS attack?

I was reading this question, and couldn't help noticing this part of one of the answers: On the Internet, ping of death is a denial of service (DoS) attack caused by an attacker > deliberately ...
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5 views

How can I add an LDAP directory to all Outlook profiles? (SMIME directory)

I need my Windows based Outlook users to be able to look up an SMIME certificate from this LDAP directory How can I automatically modify an Outlook profile to include this?
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2answers
24 views

solution for sending/receiving emails from my own domain

since I am not into mailing yet - I wanted to ask the community. I got domains which are linking on several vServer / dedicated Server. I use those server in general for Webapplications & Hosting ...
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0answers
37 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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16 views

Instead of forwarding ports, is there a way to set up SSH on routers so I would have to login to my local network?

Instead of forwarding ports, is there a way to set up SSH on routers so I would have to login to my local network? I've been hacked, I think, and I'm no longer comfortable opening ports. Is there a ...
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13 views

Pen Testing a process control system?

I am planning to perform a penetration test on a process control system that is not facing the internet (for a project at work.) I have some ideas on how to perform a basic pen test (port scanning, ...
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1answer
28 views

Could secured but unencrypted real vnc server been used to hack me?

Someone hacked my ebay / paypal and gmail. In gmail they added a rule to delete notifications from ebay / paypal. Then they proceeded to buy $5k worth of mac book airs over the last week. I just ...
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0answers
8 views

Multihop SSH connections not showing up in lastlog

We all know that adding the following to your .ssh/config file will allow seamless ssh hopping through a gateway host: Host *.internal.workdomain.com ProxyCommand ssh gateway.workdomain.com nc %h ...
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19 views

What is the difference between ATA Secure Erase and Security Erase? How can I ensure they worked?

I'd like to wipe a stack of drives (spinning and SSD) securely. I'm familiar with the ATA Secure Erase (SE) command via hdparm, but I'm not sure if I should use the Security Erase (SE+) command ...
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19 views

Failed PCI DSS Compliance [migrated]

I got this from my compliance check results. To me it looks like my router is responding to their test but I'm not sure where to go . ( might be off track completely though) Description: PCI DSS ...
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1answer
9 views

Restricted logins + almost all ports closed : secure?

Context : I plan to travel. I want to make a little cloud with my personal server. I wish I could d/l some of my files and eventually upload some files which will not be executed and the whole is ...
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0answers
59 views

Unlock memory card using a pc [closed]

I don't have any Nokia phone. A microSD card is locked by a Nokia phone(obviously not mine). I searched the internet through Google,but I did not find any solution. The thing is that,pc fails ...
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2answers
108 views

How do I fix the CVE-2014-0224 OpenSSL vulnerability?

I just scanned my site with this tool and it said my site was vulnerable to CVE-2014-0224. How do I fix it? Do I need to get a new cert issued? The one I have I purchased from enom. Is it their ...
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0answers
20 views

Stolen Windows 8 Toshiba P855-5102 - Bitlocker enabled?

One of my users had his laptop stolen last weekend. I am trying to validate that the hard drive was encrypted. Unfortunately, I cannot find the Recovery Key for this particular machine. My ...
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1answer
39 views

Should TLS be used for email on localhost?

I have an application (written in PHP) which sends email using SMTP and runs on the same system as the email server. Are there any security concerns about using port 25 on localhost rather than port ...
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1answer
24 views

Is there a way to restrict my program installation to a certain web-source on Windows?

I have a program HelloWorld, signed by me and distributed from my company site. But someone has downloaded it from my site, wrapped into program SuperDuperHelloWorld and also added some malware into ...
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29 views

Is KVM Over IP the same as an IPMI?

The reason I ask is because my provider gives me an IP that I go to and I can login and access my server via a web interface on a public IP. Recently, there has been a lot of hacks via exploits to ...
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1answer
20 views

how to prevent users from listing folders they do not have access to on windows 2012 RDS

I have configured windows 2012 RDS and grant access to differnt users access remotely. I need to find a ways of preventing users from viewing that some folders exisits when they are not allowed to ...
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1answer
67 views

What would be the role of a Raspberry Pi hooked to a harddisk and a VPN?

I'm trying to troubleshoot the network at the SME of my girlfriend: the previous network admin was more or less trying to blackmail them (for example refusing to give the passwords of the various ...
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28 views

Windows: How do I recognize that someone has access to my PC?

I'm a Windows user (Windows 7 and 8.1). How can I see that somebody has access to my system and how do I block this? I mean both scenarios: Some person somehow knows my password and can access my ...
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1answer
43 views

Bitlocker disk encryption without admin override

I am a somewhat paranoid CTO exec that just received a Microsoft Surface with Windows 8.1 and I would like to enable disk encryption to protect my information. I know that bitlocker can be enabled to ...
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2answers
47 views

How do I automatically hide the Protected View infobar in Adobe Reader?

I've configured Adobe Reader XI to use Protected Mode for all files in Preferences -> Security (Enhanced), but this pops up a yellow "Protected View" infobar every time I open a PDF, even if I'm ...
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1answer
22 views

Probability of external physical factors corrupting computer data and calculations?

In the discussion of unreasonably bad sorts, there was an answer that claims alpha particles flipping memory bits can be used as a sorting algorithm. Which makes me wonder: How probable do external ...
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12 views

how can I protect the private data on my Iphone? [migrated]

what is the best way to secure data on my iphone? In my opinion I have to protect myself against the following risks: theft fault and phone must be returned I fear for the following data Logins ...
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2answers
400 views

Does an MD5 match between a torrent file and an original file from a provider mean the torrent file is safe?

I wanted to download a certain distro of Linux. However it is only using bittorent for download. I'm not to keen on bittorent. If I do use it, however, if the MD5 I download matches the MD5 of the ...
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2answers
142 views

What is the most secure, efficient and cheap way to backup files? [closed]

I 've been using computers for 20 years and I have gone through several styles of backing up my files. In the past I used to burn files on CDs and DVDs, which soon turned into a huge mass. I couldn't ...
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2answers
23 views

Is there a way to revoke a GPG encryption key?

OK, so as I understand it, the key revocation mechanism is used to revoke a signing key in your web of trust: so you say to other GPG users that your previously-used identity has been compromised, and ...
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0answers
35 views

In Thunderbird, how to prevent users from creating new mail accounts?

I have just setup our company e-mail with a popular online e-mail provider. E-mails will be retrieved from the online server via Thunderbird installed on Windows 7 PC's. I wish to exercise ...
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17 views

How to manage SSH keys securely in Windows?

I currently have an SSH key I use to access both Bitbucket and my home server from my Windows laptop. The most convenient way I found to deal with the use of the private key was to just have pageant ...
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1answer
27 views

what are the techniques to extract files safely? [closed]

Yesterday I was making some experiments on Slitaz. It uses multiple initrd.img's to store files/changes. I wanted to extract one of its initrd.gz images (which is a cpio archive) to a folder, ...
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2answers
24 views

Security risks using SUDO in TERMINAL on MAC

I'm very new to using Terminal and anything like that and stupidly followed an article that uses Terminal with the SUDO command. The sudo command basically loaded a file which updated my ...
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1answer
86 views

Has my password been compromised?

I just tried to register an account at www.mysonicwall.com (irrelavent) and got this error message: This password is publicly available in hacking/security forums and can be easily compromised. ...
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1answer
47 views

Wifi Snooping over phone

I connect to the wifi acccess-point at work, but recently I suspect that data on my phone is being snooped-out from my phone connected to my office's Wifi network. [Phone Model: Sony Ericsson Xperia ...
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1answer
33 views

Using VLANs/subnetting to separate management from services?

Background: I recently purchased a server and a managed switch for my home in the hopes of getting more experience and some fun toys to play with. The devices and appliances I either have or plan to ...
2
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2answers
36 views

Providing secure access of internal network to outsiders of internal network [closed]

How can we give secure access of our internal network to some one who is not in our internal network. What can be most secure way of doing that? We have created a java based webportal which is ...
1
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1answer
25 views

Is auto-logon on laptop with encrypted hard drive secure? [closed]

I have the complete hdd of my laptop encrypted (with the Windows built-in Bitlocker) and thus have to login two times upon booting (Bitlocker and user account). Since I'm the only person using the ...
2
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0answers
17 views

How can sensitive data written in a custom Outlook Form be protected?

We have an outlook form that is installed on some users machines, for use with their Exchange email account. All the emails sent using that form go to an internal functional/shared mailbox that is ...
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1answer
89 views

Why did Windows 8.1 damage the security permissions on a drive from another Windows installation

I have a problem with Windows 8.1 and doing a "quick" backup of the files and folders on another installations HDD Scenario: Computer A: My computer = Windows 8.1 fully patched Computer B: ...
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1answer
27 views

How do I import a raw AES key to a JCEKS keystore?

I have some test data that is encrypted with 256 bit AES. The customer supplied the key as a 256 bit file. The application uses a java key store for decryption keys. The keytool options I've found ...
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1answer
21 views

How to lock Access 2010 record after it has been saved?

How can I create a macro to permanently lock a record once it has been saved? My problem: Every Access 2010 lock command that makes the saved records un-editable, also locks the 'New Record' form ...
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11 views

Checking if a server is compromised [migrated]

I do free/low-cost web/shell hosting as a non-profit organization (With a the same friend and co-founder) since 2007. We're on CentOS 6 + CPanel, and unfortunately we're still funding the ...
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27 views

Can Juniper's Network Connect SSL VPN software access information on a Windows client PC?

Looking for some help with the questions below. 1) Can the Juniper Network Connect VPN client be used to gather information on the client PC? 2) Does the Juniper Network Connect VPN client support ...
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2answers
79 views

Is it insecure to use a swap file that multiple systems can read?

I'm setting up a dual-boot system with Ubuntu Linux and Windows 7. Both systems are installed on an SSD, each given around 50GB. However, there is an additional internal HDD with a single ext4 ...