Questions tagged [remote-server]

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1answer
138 views

What's the safest way to make home server available from outside the network?

I have an old laptop that I decided to use as a server, with some samba shares and whatnot (making available some dvd rips and the like), and I'd like to be able to access the files in it from not ...
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1answer
105 views

Virtualized or Container (Remote) Based Browser Isolation is more secure?

There obvious costs differences between them but I am not sure from a security perspective which of them considered to be more secure.
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1answer
286 views

How can Remote Code Execution in Unity infect me?

There is a Remote Code Execution Vulnerability in Unity, it sounds like a vulnerability that someone can infect you after they trick you click something, I guess. So assume I hadn't installed the ...
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1answer
162 views

Windows Remote Desktop access modes and security/functionality? [closed]

What are the security implications of running a Windows RDS farm vs. just using RDP for remote administration?
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1answer
28 views

What are design and security considerations for a site that connects to its users' own dbs?

I'm envisaging a website where a user signs up, has their own database running somewhere, then provides credentials to the website so that website can access that database. For example, if I was the ...
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1answer
77 views

Access from external network safely to raspberry

I am implementing a home alarm system with raspberry and I need to access it from the external network. The initial idea was to use cascade VPN and ssh (in my university to connect to the cluster I ...
36
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5answers
130k views

How to find out the IP address of email sender in Gmail

Gmail doesn't give the IP address of the sender in its mail headers for security reasons. I'd like to know whether there is some other way of getting the IP address of the sender. Since Gmail ...
3
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1answer
113 views

To workaround a FreeBSD ACL bug I need to grant “read attributes/ACLs” to untrusted Samba users. Not happy about security - can practical harm result?

I've found either one, or more than one, bug, in ACL evaluation, when running Samba on FreeBSD. I can't be sure if these are facets of the same bug or related bugs - they're very similar but do have ...
2
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1answer
200 views

What are the loop holes in SSH tunneling?

I am working on React web app build on my local PC at port 443, and I want to make it accessible via internet for testing purposes. One solution that I came across was SSH remote port forwarding as ...
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2answers
109 views

Potential dangers of re-locating critical systems to cloud

It was suggested by some consultants that We relocate some of our critical systems in our environment to cloud base architecture. Besides knowing the fact that on a cloud base architecture we have no ...
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2answers
2k views

For remotely unlocking LUKS volumes via SSH, how can I verify integrity before sending passphrase?

Although this is closely related to the recently closed question Evil maids in the server room [closed], I believe that it's more answerable. I'd like to unlock LUKS volumes on remotely hosted ...
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2answers
9k views

Is mosh now recommended by the security experts? (2014)

Mosh has been around for a while now. Although it's claimed to be "a replacement for SSH" by its authors, mosh does actually depend on ssh to do the initial authentication, after which an instance of ...
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1answer
280 views

How dangerous is it to allow local connections to remote selenium servers?

There are services like BrowserStack or Sauce Labs that help with testing and test automation on different browsers and devices. But, in order to solve the problem of an application under test being ...
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2answers
239 views

Suspicious url in redis key value

When i put keys * for getting all pairs, one key have named as crackit Then i use below command to get its value get crackit its shows the below url, which looks suspicious. /usr/bin/curl -...
45
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5answers
46k views

Servers for penetration testing

I am learning to use Metasploit as part of one of my college lessons. As you may know there are software builds like NOWASP (Mutillidae) or Damn Vulnerable Linux that allow you to exercise on pentest ...
3
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2answers
816 views

securities concerns about calling REST API from multiple servers

There is a master web application that needs to call REST APIs from servers of other applications. I can think of two ways to achieve it: a). call APIs on the front-end of the master application(...
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1answer
183 views

Harden root remote access

I'm trying to find a good method for hardening a server while allowing automated remote management via ssh (ansible). The popular choice is login with a normal user and then use sudo, but this has ...
3
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1answer
5k views

How secure is NAS server in LAN (wi-fi enabled)?

I've seen this question about NAS security over the Internet and I'm wondering how safe the thing is in LAN? I'm planning on replacing my old, desktop Windows-based PC with a NAS, I was thinking ...
2
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1answer
256 views

Encrypt files securely on remote server?

Let's suppose I have a rented VPS hosted somewhere in the world. Considering that I don't have physical access, I'm interested in some method that would allow me to encrypt data on the server without ...
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2answers
671 views

Setting up communication between internal database and hosted web server by third party

I am trying to figure out the best and most secure way to do this, if it is possible to do it safe and secure. Small company. We have a hosted web server from a third party that serves our client web ...
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1answer
157 views

Remote server questions

I apologize for the lengthy questions and my lack of knowledge on this issue. I work from home using my own computer and connect to a remote server. I know my employer monitors my work when ...
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2answers
145 views

What is a proper way of destroying data remotely?

After watching a Defcon talk about data destruction, I became interested in the subject of how I would go around remotely destroying all my data on all my systems. I got to a point where I figured ...
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3answers
965 views

Why is accessing a remote database a security risk?

I recently wrote a small PHP script to get users that are online in my application, which uses MySQL and is hosted from my dedicated server. I use a popular web hosting company and had trouble ...
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1answer
1k views

how to access freenet on a remote machine from android

The goal is to use freenet on non-rooted android devices. It is far out of my capabilities to actually port Freenet to android, but I am attempting to use and provide a functioning solution for ...
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1answer
1k views

How secure is it to use ODBC Driver with SSL

When Connecting from clients (such as Windows) to remote databases such as (MS-SQL Server), it is usually advised that this connection be via a service that runs on the database server. It is ...
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1answer
81 views

secure ways to prevent access to an application by more than one person at a time?

If an application is licensed in such a way that is set up for one user, on one computer, how can I secure it? Even if locking into one computer, how could you prevent the computer from being ...
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2answers
1k views

How risky is to to use external DNS servers? [closed]

My infrastructure doesn't have an internal DNS server, so I just forward any DNS request to external DNS servers by iptables rules. I wonder how risk that can be, and how easy is it to spoof DNS or ...
13
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2answers
7k views

Securing MySQL server from remote connection

I need to open the port for my MySQL server to the outside and from what I read, the default configuration is not secure nor encrypted. For that I have a few solutions in mind with their reason but I'...
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1answer
177 views

Can the latest glibc DNS vuln be tested on remote servers?

I recently heard of the critical DNS vulnerability in glibc that can lead to arbitrary code execution. I hadn't found much about the cases when the faulty function is called and ways to remotely ...
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2answers
493 views

Linux kernel security bugs and hardening Ubuntu? [closed]

I recently read some article about the linux kernel having vulnerabilities, I can't recall exactly where. Being new to linux, do you guys have some references on how I should prevent remote access to ...
5
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1answer
9k views

Checklist for configuring WinRM Security settings on servers

WinRM has a very difficult to use command line interface and that leads me to believe some settings will be easily reconfigured, overlooked, and eventually exploited. In other words, insecurity ...
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1answer
4k views

Run NetCat as bat file instead of exe

I need to run a netcat on a remote lab machine. I can execute remote commands through the browser with Administrator rights (because of the application vulnerability) but I don't have access to the ...
5
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5answers
619 views

Avoid unauthorized updating of online leaderboard php/sql [duplicate]

I am developing an offline web app (game) for android using cordova (phonegap). The leaderboard of the same is maintained online in my server. Currently this is how the leaderboard is updated Step 1)...
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1answer
4k views

How to remote access a server behind firewall? [closed]

I have a server with defined IP address (it is for my own usage). I would like to use it from remote access. The server is behind a firewall. Is there a way to access it from remote computer? Is ...
13
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4answers
8k views

Why not simply backup the TrueCrypt container file?

The TrueCrypt website has some detailed information on how to backup (TrueCrypt non-system volumes) securely, summarised below: Create a new TrueCrypt volume Mount the main volume. Copy all ...
4
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1answer
814 views

Is the ssh-copy-id command secure?

I have 2 Ubuntu 14.04 servers with openssh-server installed on both. I've set up key-based authentication using RSA keys, without passphrase, so that I can run automated backup scripts, to a remote ...
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1answer
112 views

PCI SAQ C 1.2.1, 1.3.5 and remote server/software

I'm hoping someone here can help me. I'm attempting to get the small nonprofit I work at PCI compliant, as we have been paying an additional $20/month in noncompliance fees to our processor since we ...
2
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1answer
1k views

Remote Administrative Access to a server, KVM over IP or HP iLo?

We have a situation. We want to grant remote administrative access to one of our servers for clients. As I know, there are two possible ways: 1- KVM-over-IP and 2-HP iLO. The most important thing for ...
4
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1answer
115 views

How does one typically monitor their privileged admins encrypted SSH & RDP sessions?

From a compliance (& perhaps just for pure due-diligence) standpoint, what do IT departments typically deploy to keep an eye on their privileged administrator's remote access sessions? Also what'...
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7answers
3k views

If I suspect my server is compromised then should I disconnect it immediately or not? From Power or Network?

According to Mandiant, you should not: Mistake #1: Immediately entering “remediaton mode” – also known as playing “Whack-A-Mole” ... as described here: http://blog.mandiant.com/archives/1525 ...
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1answer
2k views

Does MITM attack work across Remote Systems?

I have question about if MITM works across remote systems? Often, I'm doing internal penetration test, but I'm not sure about how to do MITM attack when I am outside from that network. Does classic ...
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2answers
483 views

How to protect iKvM, IPMI, KvM Interfaces from 0day and other exploits

In REF to http://threatpost.com/ipmi-protocol-bmc-vulnerabilities-expose-thousands-of-servers-to-attack and the hacks of several companies and web hosts have been hit and had their servers wiped from ...
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2answers
119 views

Remote administration methods

There is a requirement for users to remotely access one of my corporate servers from internet. Policy wise, i would want them to at least use 2FA for communication,eg VPN Tokens, password+SMS etc. ...
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4answers
14k views

how safe is a home NAS with ssh access?

I'm thinking about acquiring a NAS from Synology (or QNap), these are pretty cool NAS and do much more than just storing files. Some extras include: ssh, ftp, telnet, mail servers photo gallery (...
0
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1answer
132 views

User-friendly public/private manual authentication protocol

I have a remote service which allows users to SSH login to the machine and they're automatically sent to the (command line) application (without access to a bash prompt, for instance). In the course ...
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1answer
6k views

SFTP between guest virtual machine and its host

The System I am using Windows 7 host with Cygwin and a virtual machine running Linux. The actual running guest is an Arch Linux ISO. The Objective I want to share files between the Cygwin host and ...
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4answers
435 views

Authentication with an untrusted server

I asked a related question earlier, but I want to ask a broader version this time: To simplify things let's say I've developed an application that allows users to send messages in a chat room, and to ...
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2answers
105 views

Only allow access to specific service running on computer in Demilitarized Zone over internet

If a computer (running different services such as ftp and ssh) is placed on a Demilitarized Zone, will all of its services automatically be accessed by anyone on the internet? If the answer is yes, ...
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1answer
193 views

Remote Desktop over VPN to access other VPN

My current situation is: Site 2 can connect to site 1 via VPN. I'm on site 3. IT at site 1 doesn't allow creating a new VPN to site 1. I'm thinking of using a Remote Desktop via VPN from site 3 to ...
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2answers
511 views

Protecting the remote database against tampering in a mobile app

This is the first time I face a mobile app deployment at big scale. This app needs to connect to a remote server where to store and retrieve data. I discarded connecting directly to the MySQL ...