opium.io

Notes from my voyages in Wonderland…

Security

May 22, 2020

MS365, PowerShell and… MFA…

How to pre configure MFA with PowerShell on MS365
Mar 9, 2020

Goodbye 100%, Hello TLS1.3

Trading my perfect SSLlabs score with TLS1.3
Nov 18, 2019

TLS 1.3 and 100% on SSL Labs?

Can a perfect score be achieved on SSL Labs with Nginx and TLS1.3? The answer is no.
Apr 28, 2019

100% on SSL Labs with Nginx

How to achieve a perfect score on SSL Labs with Nginx.
Aug 8, 2017

-a is for rounds

ssh-keygen can strenghten private keys against brute-force attacks, but how does it work and what should we use as the number of rounds (and what is a round anyways)?
Dec 27, 2016

Haveged & Alpine

Haveged generates random numbers and feed linux random device in order to maintain a sufficient entropy pool. It can be installed on Alpine Linux with very few steps.