Author Archives: George Valentin Voina

#Bash one liner: Check if your #SpringBoot project depends on #log4j

By | December 15, 2021

Make sure your Spring Boot project doe not depend on a bad version of log4j. If the answer is: you are safe. If you got a match with a version between 2.0.0 and 2.15 you must update to the version 2.16

Filter #XML Documents using #XPATH2 Transforms for signature digests #banking #fintech

By | November 26, 2021

While working with XML Documents and trying to implement the XMLSignature I hit the issue of filtering what to sign from an XML. The basic documentation of the from XML signature standard XML Signature Syntax and Processing Version 1.1 describes several methods that can be used to transform an XML to prepare it for signing.… Read More »

How to run with multiple PHP versions on Fedora 35 using Apache and PHP-FPM

By | January 15, 2022

I am self hosting my own services on my home server and sometimes issues occur due to incompatible prerequisites and because I try to always use the latest version of everything. After updating from Fedora 34 to Fedora 35 again I hit one issue I already had: PHP prerequisites. The issue after update was caused… Read More »