Install Kubernetes on AWS with kops


It was year 2015 when I first time installed Kubernetes. Back then, installing Kubernetes is not a simple task like what it is Today. Nowadays, there are a few handy tools that you can choose, eg. kops, heptio. Additionally, you can also choose managed Kubernetes, e.g GKE, AKS, EKS and more. I recently used kops … Continue reading Install Kubernetes on AWS with kops

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BitLocker on Windows 10


Three quick commands to turn on/off and check BitLocker on Windows 10 Professional and Enterprise. You have to run the following commands in an Administrative terminal. To turn on BitLokcer against volume C:  manage-bde -on C: -RecoveryPassword -skiphardwaretest -UsedSpaceOnly To turn off BitLocker against volume C:  manage-bde -off C: To check BitLocker against volume C:  … Continue reading BitLocker on Windows 10

Enable Fingerprint login on Windows 10


It took me some time to get this one work, here are a couple of gotchas I learned. If the Fingerprint option is greyed out with a note '*Some settings are hidden or managed by your organization'. The fix is to update the registry key - [HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\System] "AllowDomainPINLogon"=dword:00000001  If the fingerprint sensor is not responding during … Continue reading Enable Fingerprint login on Windows 10

VT-x is not available caused by Docker for Windows


If you are trying to run Virtualbox on Windows, and received the error 'VT-x is not available (VERR_VMX_NO_VMX)'. Normally, the first thing is to check if the processor supports VT-x. If yes, then to see whether it has been enabled in BIOS? If yes, but you are still seeing this error. Then another possible reason … Continue reading VT-x is not available caused by Docker for Windows

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