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

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Automate Interactive method of authentication for file transfer

Interactive method of authentication There is a server A and Server B Server A is the File Transfer server It has the files stored in it and we issue command scp admin@IP of REMOTE ...
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1answer
268 views

Ghost typing — has my Mac been hacked?

Got a good fright this evening; desperately need help: On my Mac (OSX Mavericks), I suddenly saw the following text typed into the Chrome address bar: do you like me hey It did not come in all at ...
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9 views

Github for Mac installs a webserver, github conduit. Is that a security risk?

Github for Mac is a helpful app provided for free by the people at Github.com. It's an OS/X GUI for simple operations with git, and works quite well. It turns out that when I visit a repo on ...
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1answer
228 views

Why is data still recoverable after writing zeros to a harddrive? [on hold]

If you write 0s to the entire HDD, why is it that data can still be recovered? Why would you need to perform more than one pass?
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2answers
144 views

Unlock External HD after locker has been deleted

I used lockMyDrive software in order to lock my external hard drive. The software locates the interface, where the user should insert the password, in the external hard drive itself. Everything was ...
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2answers
309 views

Does the size of a RSA key cipher have any impact on my internet connection?

I am wanting to setup passwordless authentication to my remote linux server, I was going to generate an RSA public/private keypair. I was thinking about cipher strength like 2048 bit and 4096 bit. ...
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2answers
35k views

How do I access a shared folder using credentials other than the ones I logged in with?

I have a lab full of Windows 7 machines, and a shared login (user360) that all my students use. I also have a shared folder that they can all have read/write access to (for moving files around ...
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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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19 views

What is atos? It keeps popping up on my Mac

So what is atos? It keeps popping up in on my mac screen that I need to give my password to let it do something. Is this a virus or is my Mac being hacked? Please help!!!
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3answers
93 views

How secure is a password with English words? [on hold]

I typed the following password in howsecureismypassword.net yummy candy yummy It said it would take 100 billion years for a pc to crack. Is this accurate? Even though it has English words (that ...
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1answer
26 views

Prevent access to my PHP page source?

If I publish a PHP page (e.g. mypage.php) on my hosted web space (the URL of the PHP page is publicly known, e.g. http://example.com/mypage.php), can a hacker access in some way the PHP source of this ...
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11 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 ...
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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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35 views

Java 8 Update 25: Security settings won't allow a website even after adding to the list

I've been attempting to allow a website to run an unsigned applet, and even after multiple re-installs and security changes, Java still informs me upon launching the applet that security settings ...
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0answers
5 views

How to make an exception in a pam module?

I have 2 servers: A and B. I want A to connect to B via ssh (as a non-root user) to run a sudo command. But sudo on B requires a yubikey input to allow the command: auth required pam_yubico.so ...
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1answer
16 views

Is it safe to git clone https://usr:PWD@gitserver/repo with plain text passphrase in the URL?

Is it safe to git clone https://usr:PWD@gitserver/repo with plain text passphrase in the URL?
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2answers
55 views

SSL Certificates Simple questions

I was busy studying SSL certificates and i know that certificates are used for Authentication, which verifies the identity of someone or something. Privacy, which ensures that information is only ...
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4answers
3k views

How can I edit banknote images in Photoshop CS?

While designing some personal stuff, I encountered troubles copy-pasting a banknote image into Photoshop CS2. I saved a Dollar bill from the web to my desktop, but trying to open it, even ...
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2answers
3k views

Does Intel centrino advanced-n wifi 6205 support packet injection? (For penetration testing)

Like it says does intel centrino advanced-n wifi 6205 support packet injection? I am a pen tester its not for unauthorized hacking....
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25 views

“Anonymous logon” happen once in a while on my machine

There is some random "Anonymous logon" session happening once in a while from 3 machines in our company, 3 machines on around 1000. I have a windows 7 enterprise 64 bits edition. I have all updates ...
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1answer
438 views

Is it safe to use remote desktop to connect Windows 8 Professional from remote location?

I want to access my home PC from outside from time to time. Is it safe to enable port RDP forward on a home router and remote desktop home Windows 8 from a remote location? Is another layer of ...
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0answers
13 views

yara signatures for detect and identify anti virus [closed]

my name is reza kazemi. I doing a research about anti virus. therefore I need a database of yara signatures for detect and identify anti virus. please document, file or an example of code written Yara ...
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0answers
31 views

What are spiders trying to achieve on my site? [migrated]

I've recently set up a build server that compiles Java source on Github webhooks. I created a public page for downloading latest .jars with a top level domain and I'm logging requests to it. What are ...
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2answers
586 views

Best way to authorize a USB device in an organisation?

I am developing a project where I need to restrict usage of accessing non white-listed USB devices in the organization's network. I am using it by checking the VID and PID of that USB devices. Now, ...
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1answer
35 views

How to remove error “Warning: ini_set() has been disabled for security reasons”, *without* enabling ini_set?

I don't want to turn on ini_set() for security reasons. So per CSF's recommendation, I did add it to be unset. However, a drupal site gives this error, but I want to remove the error (or hide it) ...
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23 views

How can I share management of a game server between multiple people? [closed]

I'm trying to figure out a reasonably secure way I can share management of a game server between me and a few other trusted users. I want all of us to be able to be able to start and stop servers for ...
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5answers
11k views

Is it possible to encrypt home folder on windows 7?

Ubuntu and MaxOS has an ability to encrypt home folder in case laptop is stolen. Is it possible to do same thing on Windows 7? I need to encrypt home folder so it will be encrypted and decrypted ...
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1answer
45 views

Access denied on a directory (my own): So locked down that everything fails from icacls to takeown

On my Windows 8.1 system, I have a folder called "D:\Benutzer\Alle\Musik" (I'm german, this is like Users/All/Music) which was linked to the Music library folder in windows. I decided to add my music ...
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2answers
4k 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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1answer
364 views

How do I disable trusted browsers check in facebook? [closed]

Recently, I enabled the trusted browsers feature, but now I want to disable it. I went to disable the feature and it doesn't appear to give me that option. How do I turn this feature off, so I won't ...
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6answers
3k views

How to get TeamViewer to ask for a password everytime when connecting to a remote machine?

TeamViewer has a convenience feature where it automatically fills in the password from a previous session, so you only have to press the Logon button to connect. I don't like this behavior and is ...
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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
8k views

“Cannot connect to the real Gmail.com”

Dunno what happened, but suddenly I cannot connect to Gmail from Chrome on this computer: Under "more" it says: What does this mean? gmail.com normally uses encryption (SSL) to protect ...
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1answer
438 views

How to know which Certificates to leave in my browser, and which to remove

I would like to tighten up security a bit, so I am disabling unneeded certs from my browsers. For instance, the "WoSign CA Limited" cert from China I obviously don't need, yet "Thawte Consulting cc" I ...
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2answers
48 views

Best way to make returning a loaner computer later on secure and private? [closed]

I just spent something like 8+ hours, over the course of a week or so here and there, readying a work laptop for return to an employer so that all private information was removed (I did secure erase ...
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1answer
38 views

Get username of a thread

How to gather the username/SID/account of a particular thread? No, I am not looking for account of the process, but of specific thread. I've looked-up Process Explorer, but it doesn't show ...
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1answer
170 views

Excel, deleted data recovery

How do I make sure that in Excel, if I delete some sensitive data and send the file around this is not recoverable?
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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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2answers
88 views

Deleting file names from MFT

I want to delete the unused contents of a disk without leaving any traces, e.g. for giving it to a colleague or a customer. The colleague/customer shall receive some files which are already on the ...
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35 views

Very high CPU usage on Linux server

I have the following server: Ubuntu 14 LTS 64 bit Linode Hosting fail2ban enabled firewall enabled SSH root login diabled and only key access to server. Problem: When I run htop, it shows high ...
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14 views

Gmail unusual activity but no alert [migrated]

From time to time, I check the gmail "Last account activity" log. I live in Belgium and mainly use the usual gmail website. Yesterday, I noticed there was two mobile connections from France, with this ...
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0answers
36 views

Security Essentials suspecting explorer.exe and logging behavior warnings?

Most times I log into my Windows 7, Microsoft Security Essentials will tell me that I should upload C:\Windows\explorer.exe to Microsoft for analysis. It does however not tell me why. I checked the ...
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 ...
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2answers
303 views

Electric shock when touching my networked installation (behind UPS)

Every time I touch my computer, the TV stand, the switch or when manipulating the shielded network cables if I touch my central heating (just next to the installation) I get an electric shock. If I ...
3
votes
2answers
286 views

How to disable windows live cd booting?

Ever since I learned that I could simply put any distro live cd and copy every single file in a HD I have been sort of worried, is there any way that disable it in windows? I know that in linux one ...
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1answer
4k 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 ...
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0answers
14 views

How can I verify whether a cloud-based service uses client-side encryption?

I'm thinking of using a fairly new online journalling website (http://www.monkkee.com) for my personal journal. Given the nature of the data being highly personal, I'm extremely concerned about ...
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4answers
523 views

How to exchange documents securely (cross platform)

I have to define a way for two parties to exchange a folder (files) securely. Encrypted zip format seems to be the most obvious but I have read some accounts of zip encryption being flawed. So I am ...
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2answers
146 views

Send private file to newbie

There are a lot of ways of transfer a file in a secure way, but it's difficult to find a way of doing it which is newbie-friendly. For instance, suppose that Alice wants to send a confidential file ...
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2answers
42 views

Does Outlook prevent unauthorized Windows users from accessing a .PST file?

If one creates a .PST file in Microsoft Outlook and does not specify a password during creation does Outlook automatically prevent other users from accessing the data in the .PST file? If not, is ...