"Abstract Syntax Notation One (ASN.1) is a standard interface description language for defining data structures that can be serialized and deserialized in a cross-platform way." - Wikipedia
Zero-day vulnerabilities - Log4j
On Friday, December 10th, wgtwo and many others became aware of a critical severity zero-day exploit, CVE-2021-44228, known as âLog4Shellâ in the Log4j library, which is widely used in numerous systems around the internet. We immediately opened a security incident and have been actively taking steps to mitigate and monitor the situation.
CKH IOD selects Working Group Two for public cloud core network

- As an industry-first, CKH IOD migrates its core network to the cloud â delivered as a fully managed software-as-a-service by Working Group Two and deployed on AWS
- A cloud-based core network brings radical simplification, cost efficiency and a platform to leverage a developer community â to drive innovation and capitalize on disruptive technologies
Mitsui Knowledge Industry (MKI) to develop private networks business

â Drive the Private NWs Growth with its Fully-Managed Mobile Core NW SaaS â
CEO Erlend Prestgard of Working Group Two As, Oslo, Norway and President Kengo Asano of Mitsui Knowledge Industry Co., Ltd. Minato-ku, Japan, agreed on an MoU on providing WG2âs fully-managed Mobile Core NW SaaS product to accelerate the Private Networks business in the Japanese market.
Kafka timers
A timer is a cornerstone of any software that communicates over the network. There are plenty of implementations that provide a timer facility. Most of them are in memory and will lose scheduled timers should the application crash. In this blog we discuss durable Kafka timers that do not depend on in memory state. By design we shall assume 1 second resolution of these timers.
Changing the color of your bulbs: The fancy way
last hackathon i did setup a mqtt integration towards wgtwo's apis to enable call notifications via my ikea trĂĽdfri bulb so i can finally notice my wife calling me. the bulb changes color when my phone is ringing and when I am in a call, without me needing to install anything to my phone.
Forbidden lore: hacking DNS routing for k8s
At WG2 weâre coming close to having everything running in Kubernetes, which means that almost everything we deploy needs to be pulled from a registry. We have run our own local registry for some time now, to host both locally-built images and cached images from Docker Hub.
We're all grownups here
I have always struggled with company HR policies that make me not feel trusted. Why donât HR and/or management trust who they hire? Why create HR processes for the very few people who donât behave? Shouldnât processes be designed for the vast majority of people who are to be trusted? I just donât get it. If you are given freedom it comes with a lot of responsibility, isnât that rather implicit?
October Virtual Hackdays
this week we started off with a three days hackathon!
Every quarter wgtwo holds a three day hackday. Hackdays are a great way for everyone in the company to work together in creating new innovative solutions for every day problems.
What the heck is a short message?
I will try as best as I can to give an explanation of what happens when you send an SMS from your phone.
Disclaimer: Telco stuff is hard.
Also disclaimer: this blog post will also contain alot of ackronyms, after all, it is telco.
Aaand down the rabbit hole we go...