AGIX Linux
AGIX Linux
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  • Weakening Cybersecurity to Help Catch Criminals – Hurts the Rest of Us!
    There is talk of weakening Cybersecurity in an attempt to make it easier for authorities to listen in on criminal communications. The two obvious arguments against this are a) weakening security hurts everyone, and b) criminals will simply shift to other methods of communication. I will discuss both of those The post Weakening Cybersecurity to Help Catch Criminals – Hurts the Rest of Us! appeared ...
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Australia to Introduce Laws to Weaken Cybersecurity
    https://www.schneier.com/blog/archives/2017/07/australia_consi.html#comments I’ll be writing more on this in the coming days. I honestly hope this is not how it plays out. Share This: The post Australia to Introduce Laws to Weaken Cybersecurity appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • How to Limit SSH Users to RSYNC and SCP using RSSH
    This article demonstrates how easy it is to limit users SSH’ing into your system to just Rsync and/or SCP. We’re using CentOS 6 for this demo. For example, suppose you want to allow users (or a script on a remote system) to SCP or Rsycn files to and from a The post How to Limit SSH Users to RSYNC and SCP using RSSH appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • The Case For Regulating Information Technology Services and Products in Australia
    Australia is about to create a new cyber warfare devision within the Australian Defence Force. Whilst the details are still secret, the objectives will likely be somewhat similar to those of the NSA. To attack our adversaries. Just like the NSA, this new devision will have the definite need to The post The Case For Regulating Information Technology Services and Products in Australia appeared first...
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Create a Data Backup Plan. What, When & Where
    This article covers server backups and guides you through the process of designing a backup plan. The process will result in a data backup plan that the business is comfortable with. How much data and time can your business lose without damaging your reputation and income? When a disaster hits, The post Create a Data Backup Plan. What, When & Where appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Windows 10 Sign-in Options Disabled
    If you are trying to enable PIN or Fingerprint login options and you find that these options are disabled (with the message “Some settings are managed by your organization”), this is because it is done by Microsoft design. To resolve this you need to enable the “Turn on convenience PIN The post Windows 10 Sign-in Options Disabled appeared first on AGIX.
AGIX Linux
AGIX Linux
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New blog articles detected.

  • How to add new maps to Minecraft | Linux Server
    This article explains how to add new maps to Minecraft. We’re working with a Linux server and we’re going to download maps from public download sites. We’re starting with a working Linux Mincraft server. See how to start from scratch with Minecraft on Linux here “https://www.agix.com.au/minecraft-server-linux-centos-7/”. So far i’m yet The post How to add new maps to Minecraft | Linux Server appea...
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Minecraft server on Linux CentOS 7
    This article shows how to run a Minecraft server on CentOS or Redhat 7. We’re going to download Minecraft, put it in the right place, open the right firewall ports, start Minecraft with sensible settings and run it in a state that we can change things later without having to The post Minecraft server on Linux CentOS 7 appeared first on AGIX.
AGIX Linux
AGIX Linux
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New blog articles detected.

  • Windows Server 2012 R2 WSUS Console Error (Reset Node Error)
    Hi all, If you are getting a Reset Node Error when you are opening your WSUS console on Windows Server 2012 R2, first attempt to restart all associated Windows services (Update Services, WID / SQL, etc.). If that has not fixed it, open a command prompt with elevated privileges and The post Windows Server 2012 R2 WSUS Console Error (Reset Node Error) appeared first on AGIX.
AGIX Linux
AGIX Linux
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New blog articles detected.

  • How to add a volume to a running CentOS/Redhat 7 Linux EC2
    This article walks you through adding a volume to a CentOS 7 / Redhat 7 EC2 while it’s running. In this example we’re going to replace the “/var/log” directory with a larger one to prevent the system from running out of disk space due to large logs. Log into AWS The post How to add a volume to a running CentOS/Redhat 7 Linux EC2 appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Baseline Security Template | Servers
    This article is a template for you to copy and modify to fit your business needs. The security baseline described here is for a business. Scope This document described the baseline security posture of business servers. The server may be in the cloud or local infrastructure. The operating system is The post Baseline Security Template | Servers appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Which VPN is best for your business?
    A great article worth your time to read taking into account recent Edwin Snowden comments. The article compares the popular VPN types in use today. The best one? OpenVPN followed closely by IKEv2 (+IPSec). Personally i’d go for IKEv2 if i had a mixed environment (Windows and Macs) and if The post Which VPN is best for your business? appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Baseline Security Template | Workstations
    This article is a template for you to copy and modify to fit your business needs. The security baseline described here is for a business. Scope This document described the baseline security posture of business workstations. A workstation is either a desktop computer or laptop or similar. A workstation is The post Baseline Security Template | Workstations appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • SSL isn’t the saviour you thought it was
    Think SSL protects websites? Think again. Check out this article and proof-of-concept “https://www.xudongz.com/blog/2017/idn-phishing/”. Try it yourself. Check out this article. Share This: The post SSL isn’t the saviour you thought it was appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • When the Cloud is a bad thing
    For those of you who follow my articles, you’d know that i’m a fan of the cloud. But more than that i’m a fan of using the right tool for the job. The decision on whether or not to use the cloud in your business should be an informed one. The post When the Cloud is a bad thing appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • How to hide your Online activity
    It’s pretty simple to hide what you’re doing online. You’ve basically got two options, a) use a VPN, and b) use TOR. I’ll discuss both here. I’m simply sharing this information to answer questions. I’m not suggesting you use this for any dark reasons. Be good! The simplest way to The post How to hide your Online activity appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Create backups (AMIs) of all running EC2s using a Bash Script
    This article shows how you can backup all of your running EC2 instances using a Bash script. In this example we’re ensuring the machines are not rebooted at any time in the process. Also, these images are AMI file that we’d eventually delete because they will simply grow in numbers The post Create backups (AMIs) of all running EC2s using a Bash Script appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Browser Power | Comparing Firefox, Chrome and Safari on MacOS
    It’s completely silly to compare web browser power usage over anything short of hours of usage by people doing the same thing. In this short article i simply leave the browser windows open for a short period of time, idle, and using websites that i use daily. So yes, this The post Browser Power | Comparing Firefox, Chrome and Safari on MacOS appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Configure the TP-Link (MR6400) | Telstra 4G service with Static/Public IP
    For times when standard broadband isn’t available, 4G may be a viable short term solution. This article notes what you need in order to get your service working. In this article we’ve used the TP-Link TL-MR6400 4G router. It has no ADSL capability. It has 4 ethernet ports, supports 802.11n The post Configure the TP-Link (MR6400) | Telstra 4G service with Static/Public IP appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Find and Fix MySQL Performance Problems with Indexes
    So you have a MySQL database and it’s running like a dog. A slow dog, not one of those fast ones. This article is for you. Actually, this article is more of a story about a recent problem a client had with a large Magento database that had become too The post Find and Fix MySQL Performance Problems with Indexes appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Install ClamAV on CentOS 7 with Ansible
    This HowTo shows how to install ClamAV and schedule scans using Ansible. There are Ansible modules for this but it’s so simple that you might as well just do it yourself. Create your playbook. Put the following into a file called “ansible-play-install-clamav.yml”. --- - hosts: all sudo: yes tasks: - The post Install ClamAV on CentOS 7 with Ansible appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • How to Expire (disable) a User Account using Ansible
    This is a mini-HowTo demonstrating how to disable or expire a user using Ansible. Put the following into a file called “playbook-expire-user.yml”. --- - hosts: all sudo: yes tasks: - name: Expire an existing user user: name: myusername expires : 1486509032 The above would be executed using the following command. The post How to Expire (disable) a User Account using Ansible appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Restrict access to Multiple files in Apache
    Apache has plenty of access control features that can help prevent unauthorised access to key parts of your site. This article is about giving a 404 (access denied) response when someone tries to access specific files on your site. In the examples below, we’ll be restricting access to two PHP The post Restrict access to Multiple files in Apache appeared first on AGIX.
  • Export and List your EC2 IP Addresses and other details The Easy Way
    Amazon doesn’t allow you to list or export your EC2 details using their web interface, at least not yet. Until then you have to use the “aws” command. Otherwise known as the “aws cli”. But it’s easier than you think. Get the “aws” cli tool from here: Windows: http://docs.aws.amazon.com/cli/latest/userguide/installing.html#install-msi-on-windows Mac The post Export and List your EC2 IP Addresses an...
  • Setup a web server, git and directory permissions like a pro
    Developers love by Git (or any repo, really) but we sysadmins generally don’t care. If the web-server is running and the modules are available, we’re happy! But there are times when a developer asks that a web-server be provisioned with the necessary php modules and also a place for them The post Setup a web server, git and directory permissions like a pro appeared first on AGIX.
  • Secure WordPress the Hardcore Way
    I’ve written about wordpress plenty of times and this time is on how to secure a wordpress installation. Specifically, i have been responsible for a few sites that’ve recently been hacked. Essentially the “bad guys” found a way to upload some files onto the sites and then execute php scripts The post Secure WordPress the Hardcore Way appeared first on AGIX.
  • Tripwire on CentOS 7
    Tripwire is a great tool to monitor your server for changes. Skip past my rant to get into the guts of it. Otherwise, enjoy! We all use wordpress because it’s easy to install, there’s plenty of people out there to create themes and it’s so easy to work with. The The post Tripwire on CentOS 7 appeared first on AGIX.
  • Add & Remove CloudWatch Alarms with AWS CLI
    All sysadmins need to know the state of the servers they look after. CloudWatch lets sysadmins monitor their Amazon AWS resources and be alerted when things go wrong. And by wrong, i mean “out of the norm”. For example, if the CPU goes above a percentage, we should be notified The post Add & Remove CloudWatch Alarms with AWS CLI appeared first on AGIX.
  • Remotely access MySQL on an OpenShift server
    OpenShift doesn’t allow remote access to MySQL gear. You have to use IPTables to work around this limitation. The good news is that it’s a simple process. This article is a walk-through showing how i’ve done it. First we need to get the application ID of the OpenShift application we’re The post Remotely access MySQL on an OpenShift server appeared first on AGIX.
  • Tired of waiting, have the results emailed to you
    Some commands take longer to complete than your willing to wait. In times like this you can have the results emailed to you with this very simple trick. Here’s a basic example: echo "apples" | mail -s "test" me@example.com - The above would send the email right away with the The post Tired of waiting, have the results emailed to you appeared first on AGIX.
  • Ansible Variables – a 5 minute Intro
    Ansible supports “variables” just like any scripting language. Actually, Ansible uses the YAML format and YAML supports variables. Confused, don’t be. It’s simple. You don’t need to know YAML to use Ansible and i bet you’ve already got things working with Ansible enough that you’re ready to start expanding your The post Ansible Variables – a 5 minute Intro appeared first on AGIX.
  • Hacking Redhat in times of Panic
    We recently had a client who couldn’t sudo to become root. They received an error indicating that the “/etc/sudoers” file was corrupt. Being security minded people, they’d prevented the root user from logging in via SSH – which is a good idea by the way. Their only options were to restore The post Hacking Redhat in times of Panic appeared first on AGIX.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Auditors who ask IT people stupid questions
    Honestly, the next time i am on the receiving end of an IT audit and am asked if the workstations have antivirus installed, i’ll go crazy! It’s like all auditors... The post Auditors who ask IT people stupid questions appeared first on AGIX Linux.
  • Do this every time you log into a Linux server
    This is a list of things i do every time i log into a Linux server. It’s habit now and something you might consider doing too. Essentially we want to... The post Do this every time you log into a Linux server appeared first on AGIX Linux.
  • Rsync and the “Argument list too long” problem
    If you try to rsync a subset of many files from a single directory, you might get the error “Argument list too long”. Actually, you can get this error with... The post Rsync and the “Argument list too long” problem appeared first on AGIX Linux.
AGIX Linux
AGIX Linux
Blog Article

New blog articles detected.

  • Inbound and Outbound SMTP Design for No Spam
    Spam starts and ends with us technicians. It’s our servers that get compromised and it’s our servers that receive it at the other end. With this in mind, we need... The post Inbound and Outbound SMTP Design for No Spam appeared first on AGIX Linux.
  • Varnish, Apache and NginX – Side by Side
    This article explains how Varnish, Apache and NginX fit together and/or differ. Varnish is an excellent cache and speeds up web-sites significantly. Terminate the HTTP connection at Varnish on port... The post Varnish, Apache and NginX – Side by Side appeared first on AGIX Linux.
  • New Moodle Hosting with High Availability – Free for now
    AGIX is proud to be part of a very exciting project to build the Rolls-Royce or Moodle hosting services. The business is called Enterprise LMS (www.enterpriselms.com) and AGIX has been... The post New Moodle Hosting with High Availability – Free for now appeared first on AGIX Linux.
  • Create a Samba3 simple printer server
    In this article we’re adding a Samba 3 server to a Workgroup and configuring the Samba server to serve a printer. This article includes CUPS but not Printer Drivers. I’ve... The post Create a Samba3 simple printer server appeared first on AGIX Linux.

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