Reuters has an interesting article about service companies and providers being compromised. All these companies provide and use all the major firewalls on the market and yet holes were punched through all of them! The full article was published over on LinkedIn: When complacency kicks in compromise occurs
This is the blog of Ronald Bartels that wanders on and off the subject of problem management (that is how it started). Mostly now the topics are about IoT and SD-WAN.