SAML-Based Federation for AWS Access

I am currently working on a Cloud migragion project. The goal is to move the on-premise applications (mostly are Atlassian tools) to AWS. And we need to build everything from scratch. I take it as a good opportunity to refresh what I learned in the past a few years, and also implement the best practices … Continue reading SAML-Based Federation for AWS Access


Certificate Transparency

Starting April 28, 2018,  AWS will start to support Certificate Transparency. I am new to this, here are somethings that I learned so far. What exactly is certificate transparency? Certificate Transparency framework is a project that is initially launched by Google. What problems does certificate transparency solve? It is designed to solved some flaws in the … Continue reading Certificate Transparency

Redis CPU Usage Ramps Up after Kernel Patching

I guess you have heard the name of Meltdown and Spectre already. If not, check out this site Definitely, it is not a good start of a New Year. All Cloud providers are busy with patching the kernel of their underlying systems. AWS Elastic cache (Redis) is one of them. Due to its single threaded nature, … Continue reading Redis CPU Usage Ramps Up after Kernel Patching