Month: March 2016

AWS CloudFormation Adds Change Sets for Insight into Stack Updates

Posted on by dawid.slusarczyk

You can now view change sets before updating your stacks in AWS CloudFormation. This helps you understand the resource-level changes (e.g. adding, deleting, or modifying instances) which CloudFormation will apply to your live stack when you are updating your AWS infrastructure. Previously, you could not see the specific changes that CloudFormation would apply to your Read more about AWS CloudFormation Adds Change Sets for Insight into Stack Updates[…]

AWS WAF Adds Support for Cross-Site Scripting (XSS) Match Condition

Posted on by dawid.slusarczyk

You can now configure AWS WAF to block, allow, or monitor (count) requests based on Cross-Site Scripting (XSS) match conditions. XSS attacks are those where the attacker uses vulnerabilities in a benign website as a vehicle to inject malicious client-site scripts (like Javascript) into other legitimate user’s web browsers. This XSS match condition feature prevents Read more about AWS WAF Adds Support for Cross-Site Scripting (XSS) Match Condition[…]

How To Create a Sudo User on CentOS [Quickstart]

Posted on by dawid.slusarczyk

Introduction The sudo command provides a mechanism for granting administrator privileges, ordinarily only available to the root user, to normal users. This guide will show you the easiest way to create a new user with sudo access on CentOS, without having to modify your server’s sudoers file. If you want to configure sudo for an Read more about How To Create a Sudo User on CentOS [Quickstart][…]

How To Set Up Timezone and NTP Synchronization on Ubuntu 14.04 [Quickstart]

Posted on by dawid.slusarczyk

Introduction Setting your server’s clock and timezone properly is essential in ensuring the healthy operation of distributed systems and maintaining accurate log timestamps. This tutorial will show you how to configure NTP time synchronization and set the timezone on an Ubuntu 14.04 server. A more detailed version of this tutorial, with better explanations of each Read more about How To Set Up Timezone and NTP Synchronization on Ubuntu 14.04 [Quickstart][…]

How To Set Timezone and NTP Synchronization on Ubuntu 14.04 [Quickstart]

Posted on by dawid.slusarczyk

Introduction Setting your server’s clock and timezone properly is essential in ensuring the healthy operation of distributed systems and maintaining accurate log timestamps. This tutorial will show you how to configure NTP time synchronization and set the timezone on an Ubuntu 14.04 server. A more detailed version of this tutorial, with better explanations of each Read more about How To Set Timezone and NTP Synchronization on Ubuntu 14.04 [Quickstart][…]

Amazon RDS for MariaDB Now Covered by RDS SLA

Posted on by dawid.slusarczyk

In October of 2015, we added support for the popular open source MariaDB database in Amazon RDS and have since seen rapid adoption by customers. Amazon RDS supports MariaDB instances running in Single-AZ or Multi-AZ configurations in all AWS regions. Today we are extending the RDS Service Level Agreement ("SLA") that covers Multi-AZ instances for MySQL, Read more about Amazon RDS for MariaDB Now Covered by RDS SLA[…]