1. In computers and computer networks, a configuration often refers to the specific hardware and software details in terms of devices attached, capacity or capability, and exactly what the system is made up of. 2. In networks, a configuration often means the network topology. 3. In installing ...

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2
votes
1answer
76 views

Linux responds to ARP requests for other interfaces - could this be a security vulnerability?

Linux responds to ARP requests on all interfaces by default. To explain, say you have this setup: Client 1 ---> [eth1] server [eth0] <--- Client 2 And the server's eth1 IP is 192.168.1.1 and ...
2
votes
1answer
62 views

What are the main advantages of using LibreSSL in favor of OpenSSL

What are the main advantages of using LibreSSL vs OpenSSL? As I understood LibreSSL is a fork of OpenSSL: LibreSSL is a version of the TLS/crypto stack forked from OpenSSL in 2014, with goals of ...
0
votes
1answer
43 views

Block web content authoring from internet

In implementations where one uses content management, which is the better method to secure the web content authoring pages from access from internet? Configuring httpd.conf to restrict the content ...
-2
votes
1answer
45 views

How do I change LUKS backend to OpenSSL?

I know there is a way to do it, but I don't know how to do it: the default backend for LUKS is libgcrypt and I want to test it with the openssl cryptographic library. I was told that there is a ...
0
votes
1answer
36 views

ArcSight logging - Windows Workstations

I am reviewing a security configuration for Workstation security log review, we have an environment wherein the logs are captured and sent to ArcSight tool for analysis. However, how do we validate ...
6
votes
2answers
52 views

What kind of misconfiguration may lead to publicly accessible webserver logs?

While Googling for a few rare user agent strings and URL paths, I stumbled upon a few websites that have their webserver logs publicly accessible. Investigating further, I found that this is not an ...
4
votes
2answers
84 views

Don’t use a web browser on a server?

After pulling up a Windows Server 2012 instance, I learned that google.com is riskier than I thought: It does the same for microsoft.com. There are instructions to disable "Enhanced Security ...
2
votes
2answers
57 views

Should I really treat memory leaks like classical bandwith dos?

I recently found that a big company use an outdated product in their file-storage servers (I got the hidden name and version). The bug is corrected in recent version, but they weren’t any cve or ...
5
votes
1answer
781 views

Is it safe to email the contents of your .htaccess?

If you assume that you're not on HTTPS or that, at least, the security of your connection is compromised, is it safe to email someone the contents of your site's .htaccess file? I'm a novice in this ...
3
votes
1answer
140 views

How to remediate TLS POODLE on IIS [duplicate]

I've been struggling to understand how to completely remediate TLS POODLE on IIS 7.5. I've already disabled SSLv3 support for SSL POODLE. But according to the information that I've get from plenty of ...
4
votes
5answers
324 views

Secure way to save password in configuration file

I'm developing a desktop application and it required connecting to a remote MySQL database server, currently I save all information (server IP, TCP port, username, password, database name) needed for ...
-1
votes
1answer
50 views

Should I set up a VPN for these services?

I'm developing a personal project with a few people. I need to setup Continuous Integration service, Jenkins, version control service, Perforce, repository manager service, Nexus, and a Web server. ...
3
votes
2answers
180 views

Disable directory browsing using Apache htaccess file

TL;DR What are the risks and downsides associated with allowing Options -Indexes to work in arbitrary .htaccess files on a shared Apache web host? Context Apache web server configuration Linux ...
-1
votes
1answer
112 views

Configuration audit for IPS/IDS [closed]

I have been given the task of configuration audit as my first task in my first job. As a challenge I have to find vulnerabilities by reading the logs of the PuTTy session and I do not have access to ...
1
vote
1answer
53 views

Store and protect details for software licenses

Assuming that a license can be a key (XXXX-XXXX-XXXX-XXXX), a file (license.xml or whatever), or a login for a dashboard on the vendor website, how would be a standard way to store and secure those ...
3
votes
2answers
320 views

Website security checklist?

I'm building a web service (a control panel for clients) (PHP on linux apache) and trying from the design to make it the most secure as I can, Can anyone provide me with some kind of a check-list of ...
2
votes
0answers
45 views

In DNSSec, are Delegation Signer Records always SHA-1?

I'm creating a RSA/SHA-512 Zone Signing Key and Key Signing Key at Dynect Managed DNS (corporate offering) The Delegation Signer Record that was created is SHA1. Should I be concerned about this?
2
votes
1answer
128 views

Is it common for all hard / USB drives to be accessible to everyone on a network?

Every PC can map to any other PC's hard drive(s) / USB drive(s) on the network where I work. When I realized this I thought it was odd. All one needs to do is access the (Start) button then type ...
1
vote
3answers
136 views

Gaming Mods Security Risks

I read the following post, and while the questions was specific to SkyRim, the more general answer was that it depends on the game. I wanted to pose a more generic question here to the security folks. ...
3
votes
1answer
373 views

Security criteria for selecting a network switch?

I am looking to purchase a switch with 24+ ports. The set of security criteria that I should bear in mind when selecting a switch is not clear to me. I have tried to take other networking security ...
0
votes
3answers
503 views

My site was hacked and the attacker got data from the config file [closed]

A few days ago my website was hacked. I found out that the 'hacker' ran queries directly into the database, so he somehow got access to my database credentials. I'm using laravel 4 and the config ...
4
votes
1answer
189 views

PHP max_input_vars security expectations

Considering a site that handles large POST data, would it be unreasonable and dangerous to set the php.ini max_input_vars to something like 100000? I know this is a vector for DOS attacks, but don't ...
1
vote
1answer
74 views

How to configure routing infrastructure so that the appropriate network traffic gets passed to the honeypot machine (windows xp)

I would like to configure local honeypot on windows xp which is installed on vmware, to do so I follow instruction on this link, but as I am new I don't know how can I configure routing infrastructure ...
1
vote
0answers
303 views

OSSEC not detecting deleted files?

I have configured 3 VMs: ossec server and two agents in CentOS 6 and Windows 2k8 R2. I have completed the setup and FIM and Log Management works smoothly. It also reports the new files. However, it ...
8
votes
4answers
8k views

Difference between hardening guides (CIS, NSA, DISA)

I'm researching OS hardening and it seems there are a variety of recommended configuration guides. I realize the different configuration providers supply different offerings per Operating System, but ...
-1
votes
2answers
215 views

Tools to check the firewall Configurations as per PCI standards [closed]

How do you audit the Firewall rules and configuration policies as per PCI standard. What are the tools used for it.
2
votes
1answer
4k views

Shall I set “RSAAuthentication yes” in sshd_config if I use only ECDSA key?

In a context of proprietary client boxes and servers, I want to limit authentication to ECDSA keys. Historically, "RSAAuthentication yes" was used to enable authentication with RSA and maybe DSA keys. ...
3
votes
1answer
323 views

Does encrypting a setting in web.config actually provide security?

Does encrypting a value in the web.config file actually provide any real protection? It seems to me that any web app can read that setting. Yes that's more work than just reading the web.config file, ...
0
votes
1answer
53 views

Directory Listing on WordPress

If a WorPress application that uses the Akismet wordpress plugin has certain directory listing exposed publicly, like, akismet-en_AU.po and the other .po files, and directories like plugins, themes, ...
2
votes
2answers
161 views

Disable all SSH security mechanisms for a private subnet

So I'm running a private subnet where there is no internet connectivity, I understand the grave danger of running an ssh server on the internet without security. In short I would like to be able to ...
1
vote
0answers
128 views

What is the security of Powershell “TrustedHosts”? (is it just a name match)?

Powershell has a TrustedHost section that is configured like this: winrm s winrm/config/client '@{TrustedHosts="CorpServer56"}' What security is implied for CorpServer56? Is it just an ASCII name ...
9
votes
3answers
279 views

What is a good source for hardened base configurations

I attended B-Sides in Orlando FL where one of the speakers had mentioned a site which contains hardened configs for popular services such as apache and postfix. The author of these configs is ...
2
votes
1answer
399 views

Defend against Blind ROP

At IEEE Security & Privacy, the blind return-oriented programming attack (blind ROP) was just introduced. In some sense, this is just another variation on ROP attacks -- but the blind ROP attack ...
1
vote
2answers
746 views

Assigning cPanel MySQL Privileges

When I log into cPanel, I go to create a new MySQL Database with the wizard. Usually, it is recommended to assign the database user with all of the permissions from Insert, Update, Alter, Execute, ...
0
votes
1answer
4k views

Use SSH config file with Putty [closed]

I'm using SourceTree (a Git GUI) which uses PuTTY as SSH client. I need to push some code into a repository for which I need to tunnel through SSH to do so. The trouble is, the repository and SSH ...
13
votes
1answer
226 views

How safely allow users to run arbitrary JVM code on a server?

I'm planning a service that will require allowing users to run arbitrary JVM code on a server. I'm planning to sandbox the code, but I know that the JVM has traditionally had security holes, which is ...
4
votes
2answers
4k views

How do I securely separate a wireless subnet from the wired network?

My setup looks like this: In the interest of security, I'd like to separate the wired network (where the Workstation is plugged in) from the wireless subnet. I don't trust some of the devices in ...
2
votes
2answers
569 views

OSSEC on an existing running machine

I am setting up a OSSEC on existing running machine. From my research I find that I should be running the following command to check for previous intrusion. zcat /var/log/*.gz | ...
0
votes
0answers
76 views

Protecting computers from quick physical access attacks [duplicate]

What steps need to be taken to protect a computer from quick attacks that involve physical access? (Note unlike this question, I'm primarily interested in stopping the attacks, not detecting them; ...
1
vote
2answers
344 views

How should I store and maintain secure configuration documents?

We have many scripts that we call "secure baselines" that allow our server/desktop installation people to install operating systems using best security practice. We test that the baselines have been ...
1
vote
3answers
277 views

USGCB on a non-networked computer

We will be getting some data that needs to be kept in accordance with USGCB regulations. Our intent was to keep it secure by storing and using it on a non-networked computer, but the regulations seem ...
2
votes
2answers
653 views

Are Yubi Keys secure “out of the box” when purchased for use with Yubi Cloud?

The YubiKey personalization tool allows someone to configure a YubiKey for HOTP, challenge response, and a variety of other authentication formats. YubiKey offers a number of personalization tools ...
8
votes
1answer
3k views

How to audit web servers for resistance/vulnerability to BREACH

BREACH, a new attack on SSL that targets HTTP compression, has recently been publicly announced. I manage a few web servers. How can I audit them to check which of them are potentially vulnerable to ...
22
votes
2answers
40k views

Secure Configuration of Ciphers/MACs/Kex available in SSH

Following on the heels of the previously posted question here, Taxonomy of Ciphers/MACs/Kex available in SSH?, I need some help to obtain the following design goals: Disable any 96-bit HMAC ...
2
votes
3answers
4k views

Uploading files through an HTTPS web application

We have a client facing web site. A certificate is required to land on the login page, where upon you then need a username and a password to further login. System has Apache servers acting as load ...
5
votes
2answers
280 views

Configuring election website to prevent MITM attacks

Consider an election web site that will be used for voting over the Internet. What steps should the administrator of such a web site take to provide adequate security against man-in-the-middle attacks ...
2
votes
3answers
682 views

rancid like tool for config files [closed]

I need to be able to watch directories on our servers, and track changes to files as part of our audit compliance. I have adjusted auditd to watch the directories, and send all writes and attribute ...
3
votes
1answer
94 views

Server Certification Processes

We are considering a certification process for new internal server builds before they are allowed to be placed into production. That is, the system administration team will send the server up to the ...
4
votes
2answers
8k views

Disabling authentication via DSA keys in OpenSSH?

How can I disable DSA and ECDSA authentication on my server with OpenSSH 5.9? Sifting through the documentation material and doing a web search didn't yield any results - only an old bug report for ...
-1
votes
1answer
83 views

Configuration for a server [closed]

I would like to configure a server and need guidance in assembling a server. I do not wish to spend much but at the same time I do not wish to compromise on performance. The purpose for my server ...