Tagged Questions

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

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0
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0answers
7 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 ...
0
votes
2answers
28 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 ...
0
votes
0answers
21 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 ...
-1
votes
0answers
10 views

yara signatures for detect and identify anti virus [on hold]

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 ...
0
votes
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 ...
0
votes
0answers
18 views

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

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 ...
0
votes
2answers
44 views

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

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 ...
1
vote
1answer
32 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 ...
0
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0answers
28 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 ...
0
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0answers
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 ...
0
votes
0answers
25 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 ...
-4
votes
0answers
17 views

Ubuntu 12 antivirus? [closed]

What is the best antivirus for Ubuntu if there is antivirus/rootkit/Antimalware for it? I haven't tried anything as I can't find what I need to get to make said system secure, I am running Ubuntu 12 ...
-4
votes
0answers
35 views

Malware/root kit/virus manual removal assistance required [closed]

Ok, so my anti-virus programs won’t find it, I have tried everything: Morton, McAfee, Windows Security Essentials, Malwarebytes, ClamWin, root kit scanners, etc… the works. I am doing a security ...
-1
votes
0answers
13 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 ...
-2
votes
0answers
34 views

How to encrypt a USB in 2014 [closed]

The previously popular Truecrypt is not maintained anymore. So can someone recommend USB storage encryption options for 2014. Usage / Requirements: Windows 8.1 / 64bit compatible Store email ...
0
votes
0answers
13 views

LaCie 2big, use existing disks (not formatted by the device)

About the LaCie 2big Quadra: I have 2 x 1T disks that have been formatted and used on Linux (not on LaCie). It happens that both disks have the exact same partitioning, while the content data is ...
0
votes
0answers
27 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 ...
-3
votes
1answer
45 views

Do I need to set a wifi password if I live on large property? [closed]

To reach my wifi, an intruder would need to enter a fence and sit next to the house. It seems unlikely, so I'm getting pushback from my housemates. Does not entering a password potentially make it ...
0
votes
1answer
24 views

Log file for ssh attempts?

I have an old Macbook running Yosemite which I've connected to the internet via my college network. I foolishly enabled ssh access while my computer had a weak password, and now I want to check my ...
0
votes
1answer
19 views

Why Access denied when removing files/folder on Windows

What does really happen when I try to remove a folder on windows (7, 2008, 2012) and get the "famous": You need permission to perform this action ... Folder Access denied What I've done : I ...
2
votes
2answers
111 views
+50

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 ...
0
votes
1answer
41 views

Recommended protection from inbound traffic and set up of 3 vlans on home network [closed]

There are so many questions out there on this topic without the answer I'm looking for. They talk about basics like WPA2 and how to get neighbors to stop using their Wi-Fi.... Perhaps I don't know the ...
0
votes
0answers
20 views

Recommended security settings for WD My Book Live [closed]

I've just set up a new WD My Book Live network drive. I haven't put any files on it yet. Before I put any files on it, I want to learn what settings I should configure to maximize my security. My goal ...
0
votes
2answers
41 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 ...
0
votes
1answer
59 views

Windows 8/8.1 UEFI Secure Boot custom keys

Is there the ability to run the OS Windows 8/8.1 with custom keys? I created my certificate with "makekert" utility, then i use signtool to sign files "memtest.efi", "bootmgfw.efi", "bootmg.efi", ...
0
votes
2answers
33 views

Should I be worry after opening suspicious Email attachment?

Yesterday, I have received this following suspicious email Normally, I would not click on any of the email attachments if I am not sure about the origin of it. But yesterday, I accidentally opened ...
0
votes
0answers
14 views

Google Drive - restrict access to an e-mail domain, but allow open access within that domain

I have a Google Drive spreadsheet and I would like to allow anyone with a @foo.com email to edit it, but prevent anyone else from seeing it. Is that possible directly within Google Drive? If not, is ...
0
votes
1answer
20 views

How to protect an SMB shared directory with a password on WIndows Server 2008?

There is this directoy inside a shared resource that's accessible to everyone and I have to secure it so only one user can have access to it, so I proceeded to create their account and then set the ...
0
votes
2answers
12 views

Dangers of Authenticity to host can't be established?

I am trying to connect to a server. I connect to it and add a file or two then disconnect. I just got this message when connecting on a new machine: The authenticity of host 'mytestingserver.com ...
0
votes
0answers
41 views

Is there a more secure method than challenge/response authentication for automation purposes

My purpose is do an automated file transfer using challenge Response authentication We do SCP to the remote server to put the files .While we do that , we need to authenticate to the remote server ...
0
votes
1answer
25 views

Unable to reinstall MSE or Forefront Protection on Windows 7 x86_64

One of the administrators in our company has recently had a trojan (Upatre.A), they managed to detect this with Microsoft Security Essentials and it told us it was removed. She continued to report her ...
2
votes
2answers
42 views

How to stop Internet Explorer from blocking ActiveX controls on local files

Often, when I open HTML files on my C drive with Internet Explorer, I get a message saying that IE has blocked some ActiveX controls in the page. I then have to click a button to see the page. How can ...
-1
votes
2answers
46 views

TeamViewer wants a password for the Options dialog

I can login to my TeamViewer account but when I try to add a computer to the "Computers & Contacts" dialog I get a login prompt. This doesn't accept my account password. What other password is ...
0
votes
0answers
2 views

Mac Terminal Foreign Host-Name

When I was recently connected to a coffee shop wireless network using Terminal for some coding I saw a foreign "preface" (if that is the right word) before my username. Rather than Normal_Name:~ ...
0
votes
1answer
43 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 ...
1
vote
1answer
51 views

Unable to read an email protected by Rights Management Service

My colleague received an email from H company. This email is protected by Microsoft Rights Management Service. His email client is Outlook Express, and he use POP3 to received it to local disk (the ...
33
votes
2answers
4k views

How come one user can delete another user's 755 files?

I have a backup upload script that scp’s files to another server using the user upload. Another script on the target server then chown’s these to another user and sets the file mode to 755. If I then ...
0
votes
1answer
51 views

Secure PHP in user directories

I'm a sysadmin for a small server at my university, which is used by students to experiment and run long jobs at their will. I enabled PHP in user directories so they could experiment with websites ...
1
vote
1answer
33 views

Block traffic to server based on known bad hosts list

there used to be a project like denyhosts that would block bad ips from reaching your server but as far as i understand that is now dead? ...
-1
votes
0answers
15 views

Sudden SSL error while connecting to stackexchange [migrated]

I was surfing on stackexchange websites when I suddenly got the error message from Firefox about "Identity of this page could not verified" on all stackexchange sites. I had to confirm that I know ...
0
votes
0answers
35 views

Disable 'Windows Security' Dialog

In Windows XP can I disable the 'Windows 'Security Dialog box using regedit? Heres what it looks like: Regards, Snipe
0
votes
1answer
43 views

How do I report vulnerabilities in Windows?

I have been looking for vulnerabilities in Windows 8 and Windows 7, and would like to report them to Microsoft. Some are extremely important including one that compromises the user's key store ...
0
votes
1answer
44 views

How to apply only security updates on CentOS?

Ive tried what this article describes: yum install yum-security Next step is yum list-security but the result of this is: Loading mirror speeds from cached hostfile * base: mirror.anl.gov * ...
6
votes
3answers
185 views

How to determine what is running in DLLHOST.EXE that's missing /ProcessID switch?

I have multiple dllhost.exe processes running on my computer: Every one of these image's command line is missing (what I am thinking is) the requisite ...
0
votes
2answers
29 views

unable to change the security properties on PDF file to password protect it

I have PDF file I scanned. I am unable to change the security setting to add password it it. Here is link how to password protect it and also the screenshot for the gray'ed out security propety. I ...
1
vote
0answers
12 views

How to make Pixaria work without ini_set()?

I am working on a server which has Pixaria installed. After wasting (yes, completely wasted) hours trying to find out why it showed a blank page, I finally decided to try to enable ini_set() in ...
0
votes
0answers
15 views

PCI Failure due to HTTP Reverse Proxy Detection [migrated]

We use Security Metrics for our PCI compliance scans. Haven't had any issues in the past but our most recent scan said we failed due to "HTTP Reverse Proxy Detection". I'm guessing this has to do with ...
1
vote
1answer
31 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) ...
1
vote
2answers
44 views

Why is allowing root login via FTP( on cPanel) a considerable security risk?

I find it very convenient to administer my whole server by logging in as root. However, CSF tells me that it is a "considerable risk" to allow login to FTP via root, and other websites I googled ...
1
vote
1answer
13 views

How to hide Gnupg passwords when doing back ups with Duplicity?

I have been following some tutorials for Duplicity back ups. It is all fine except that everyone seems to be putting their Gnupg passwords in scripts or plain text files which sounds crazy stupid ...