Security is not a product, but a process.

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0
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1answer
37 views

Network Security: Lan Manager Authentication Level

I'm a little bit confused by the explanation provided for the setting "Network Security: LAN Manager AUthentication Level" in group policies. The provided explanation only talks about clients and ...
8
votes
3answers
933 views

Real life SELinux security example?

Can anyone give a real life example of where SELinux saved their security bacon? (or AppArmour if you wish). If not your own, a pointer to someone with a credible experience? Not a lab test, not a ...
1
vote
1answer
791 views

Using a Group Managed Service Account (gMSA) for a scheduled task

Back in Windows Server 2008 R2, when stand-alone Managed Service Accounts (sMSA) were new, they could not be used to execute scheduled tasks. In Windows Server 2012 however, there is a new type of ...
4
votes
2answers
1k views

Applocker vs Software restriction policy

The goal is to prevent users from running unwanted programs on a terminal server. I have read many articles from Microsoft and others saying that the new Applocker feature is 100% better than the ...
-1
votes
1answer
47 views

How is Docker being used in VPS hosting? [closed]

I'm curious how Docker is being used to host VPS 's ? e.g. I get that it's very fast to boot, but I've heard that security of Docker is not enough to keep people out of the main system... How are ...
1
vote
2answers
1k views

Windows GPO Software Restrictions Policy not working with %TEMP% variable

I'm trying to put in some meagre additional malware prevention measures, by restricting the execution of *.exe in a handful of locations -- in particular, the temporary folders that various ...
16
votes
10answers
12k views

Live view of Linux shell commands executed by another user?

Is it possible for the root user in Linux to have a real-time (or close to real-time) view of the shell commands being run by another user logged in via a terminal or SSH? Obviously they're stored in ...
2
votes
3answers
5k views

How to configure a network to block gmail but allow google apps mail?

Google app mail loads via http://mail.google.com/a/[domain] and gmail loads via http://mail.google.com/mail. How can I block computers on my LAN from accessing gmail urls but at the same time permit ...
0
votes
1answer
35 views

Windows server private shared folders

What is the best practice for sharing private home folders with the users (Windows Fileserver with AD)? I was asked this question today after someone watched this video, and it got me thinking.. ...
4
votes
1answer
56 views

Multiple websites on multiple servers - seperate mysql or not

I currently have 2 Debain boxes (VPS - 4Gb memory) and am hosting a variety of websites of different importance, some ore production sites, others are demo/staging/test sites. Approximately 15-20 ...
1
vote
1answer
27 views

Windows 7 Unchangable AppLocker Rules

I have a windows 7 image that appears to be using an applocker ruleset that I'm unable to modify or disable. Performing the following appears to have no effect on this enforced AppLocker mystery ...
0
votes
0answers
16 views

Disable Keyboard on Ubuntu Kiosk Touch PC

I'm in the middle of deploying a series of Kiosk PC's with a minimal Ubuntu server and a web enabled Application(Rails) on it. The hardware are Shuttle All-in-one PC's at the moment. The PC starts ...
0
votes
1answer
3k views

Windows: disable remote access of local drive, even by domain admin

We have a network of Windows 7 PCs that are managed as part of a domain. What we want is for the domain admin to be unable to view the PC's local drive (C:) unless he is physically at the PC. In ...
2
votes
3answers
2k views

WMI permissions: Select CommandLine, ProcessId FROM Win32_Process returns no data for CommandLine

I am gathering performance data via WMI and would like to avoid having to use an account in the Administrators group for this purpose. The target machine is running Windows Server 2003 with the latest ...
0
votes
0answers
18 views

Meraki Z1: protection of corporate devices from personal devices

My company employees about 600-700 remote employees, each of whom is issued a corporate IP phone an a thin client compute endpoint. In our current deployment, both devices are configured (defaults ...
0
votes
0answers
15 views

Apache2 + Chroot + PHP global prepend

I have a Debian Wheezy server with PHP 5.4 and Apache 2.4 . I have following problem: User A has home dir /home/user_a with public directory /home/user_a/public_html User B has home dir ...
0
votes
1answer
55 views

PCI Failure due to HTTP Reverse Proxy Detection

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
0answers
30 views

Owncloud - Proxy changes certificate

I'm running an owncloud server 7.0.2 with apache(Ubuntu host) and configured it to use a self-signed ssl certificate. Everything works fine on my home-PC On an other machine I would like to use the ...
0
votes
3answers
469 views

Apache2 ssl with ecc

Is it possible to configure Apache2 to use elliptic curve crypto (ecc) with SSL? This bug https://issues.apache.org/bugzilla/show_bug.cgi?id=40132 appears (to me) to indicate that this is supported, ...
-1
votes
0answers
12 views

Why block wget Download Agents [migrated]

I noticed that some nginx configurations block download agents using wget like this: if ($http_user_agent ~* LWP::Simple|wget) { return 403; } Why block wget? If I use the above code in my ...
0
votes
1answer
55 views

Do blocking input ports increases security?

1-Do blocking unused input ports in firewall increases system security? How? (as there is no daemon listening on those ports anyway) 2-Do dropping those unused ports will positively or negatively ...
0
votes
0answers
31 views

Intermittent SSH problems with a specific server from a specific Wifi router

I've been ssh'ing into a specific server from my home office via Wifi and Time Warner Cable internet for years with no problem. In recent months, I started having problems, where I'd be unable to ...
-4
votes
1answer
61 views

Restrict Access from certain machines to my Web Application in LAN [closed]

I am trying to deploy a Local Network web application, which should not necessitate a client login. The requirement is to block certain machines, (not users, just a few computers, the application ...
4
votes
1answer
28 views

How are files being added to site as apache, when site is running as FastCGI?

I have a web server that is running many different sites (standard vhosts setup, most sites are Joomla based, a few wordpress and other non-CMS sites) in a Parallels Automation 11.5 environment. The ...
-6
votes
1answer
40 views

encryption of fiber communications [closed]

We have to connect one site to another using leased fiber ( theoretically it's a dark one ) in order to replace a radio link. All servers are in one site. Both location now have Gigabit networks. Can ...
0
votes
2answers
423 views

How to transfer large files between two remotes by using a third machine?

I need to automatically mirror a large amount (terabytes) of files in two unix machines over a slow link (1 Mbps). This needs to be done frequently, but the data doesn't change too much (delta ...
2
votes
2answers
609 views

OpenSSL missing cipher

I'm trying to configure proper setup for my HTTPS server and I am have a little trouble with IE8@WinXP. This platform has a very poor support for TLS siphers: ...
0
votes
2answers
263 views

Cannot select from new view in MySQL (can select from everything else)

I am a newbie to MySQL, being more accustomed to MSSQL. However, we have recently purchased the LabTech management software, which uses a MySQL back end. While writing a custom report to keep track ...
5
votes
7answers
1k views

Access to the Production Systems for non sys-admins

What's your opinion on access to the Production or Live Systems by non sys-admins? Do you think this access should be provided with nominal usernames? Do you think access to the log files or the ...
0
votes
1answer
37 views

Securing Webserver and Database

I need to secure an internal web server and sql db, that is going to be made public(www) At this stage im only looking to provide a reasonable amount of security($$) until it gets bigger at which ...
68
votes
6answers
44k views

How to test if my server is vulnerable to the ShellShock bug?

How can I ensure my Bash installation is not vulnerable to the ShellShock bug anymore after the updates?
0
votes
5answers
1k views

Is It Possible to Copy an AWS Security Group?

We have some security groups that have quite a few rules in them. Rather than having to recreate the same rules for a number of security groups just to accommodate minor differences, is it possible to ...
1
vote
2answers
2k views

windows 2008 R2 TS printer security - can't take owership

I have a Windows 2008 R2 server with Terminal server role installed. I'm seeing a problem with an ordinary user who is member of local printer operators group on the server. If the user opens a cmd ...
2
votes
1answer
60 views

Least-Privilege BUILTIN\Administrator Failure Configuring Application Control Policies with AppLocker

I asked this question over at SuperUser to no avail a while ago, before realizing that serverfault may be a better option. I'm configuring execution control on a computer running Windows 7 SP1 ...
0
votes
1answer
20 views

Set base directory for dynamic virtual hosts

I use Dynamic VirtualHosts for a hosting service I run. Currently, it only allows static sites, however I'm working on a new version which will support PHP. This clearly opens some security issues. ...
9
votes
5answers
9k views

What steps should I take to secure Tomcat 6.x?

I am in the process of setting up an new Tomcat deployment, and want it to be as secure as possible. I have created a 'jakarta' user and have jsvc running Tomcat as a daemon. Any tips on directory ...
4
votes
2answers
3k views

Password for GNU screen lockscreen command?

I have set a password for screen sessions in my .screenrc. It works great, any time I need to re-attach to a screen session I need to enter the password. There is another feature where you can ...
0
votes
1answer
42 views

Does DB2 accept SSL3 connections?

Does DB2 allow connection through Secure Sockets Layer version 3 (SSL3)? To be more exact, will a program using SSL3 connection get an access to DB2? or will it fail? If it does accept it, is there ...
1
vote
2answers
56 views

Safety of sshpass and SFTP to dynamic host

I have a server with dedicated IP address A and a server with dynamic IP address B (routing via no-ip.org). A uploads a backup to B via sshpass: export SSHPASS=*** sshpass -e sftp **@** << ! ...
10
votes
7answers
12k views

How to log every linux command to a logserver

I want every single command typed to go to a logserver. Already configured is the syslog-ng to send all logs to the logserver. I'm interested in any and all methods to do this. I would expect ...
0
votes
0answers
6 views

Create a persistent mapping for a apppool identity

Can I create a persistent mapping for a apppool identity? For instance the IIS website "www.example.net" should access "\10.10.10.222\shared$" through F: My Website is MVC(5) so I think the ...
0
votes
0answers
19 views

How do I block all requests by default in vhost configuration?

I am setting up a site using standard apache vhost but I have multiple domains pointed at the server. I know the first vhost catches all the other names even if they are not listed under the vhost. ...
0
votes
1answer
85 views

Good resource for evaluting AV and anti Malware software?

I am looking for good resources to use to compare the effectiveness of various antivirus/antimalware software solutions. In particular, I am comparing Windows Security Essentials against Symantec ...
-1
votes
1answer
39 views

Check my own servers for vulnerabilities [closed]

We are a small early stage startup with not so much money to spend. We have less than 3 servers that we want to monitor for security issues. Our website is essentially on one server having: Ubuntu ...
0
votes
1answer
148 views

Enabling cipher TLS_RSA_WITH_3DES_EDE_CBC_SHA (0xa) on Windows Server 2003+ISA 2006

I have been given a task to disable all "weak" ciphers/protocols on our very old ISA server based on Windows Server 2003. I have disabled all protocols but TLS1.0, and all ciphers but RC2/128, RC4/128 ...
0
votes
1answer
46 views

Diagnosing heavy bandwidth usage

I run a couple of IIS web servers, one on win server 2008 R2, the other on 2003. Both fully patched and up to date, with AV. Running on a No NAT connection with 8 WAN IP's The 2003 machine seems to ...
0
votes
1answer
21 views

How can I know where and how a security group is triggering a logon script for some users?

The organization I work for has implemented application access and scripts via Security Groups. This is, if a person needs to access some applications or have a script run when he logs on, we add ...
0
votes
1answer
55 views

Can I block inbound traffic from a certain ISP

The problem My server keeps getting DDoS attacks from IP's belonging to Ecatel in The Netherlands. I wrote them a month ago and still haven't heard anything, and keep blocking individual IP addresses ...
0
votes
3answers
3k views

How to disable SSL/TLS compression in Apache 2.2.16?

I have one sever running on Apache 2.2.16. I run the VA scanner on the server. According to the VA report it is recommended that SSL/TLS compression should be off. I tried to search google, but didnt ...
11
votes
4answers
7k views

Any reason not to enable DoS Defense in my router?

I recently found a DoS Defense setting in my DrayTek Vigor 2830 router, which is disabled as default. I'm running a very small server on this network and I take it very serious to have the server up ...