 And by Rubrik. When cyber attacks put businesses at risk, Rubrik provides the power to bounce back fast. More at Rubrik.com. While Microsoft is saying the underlying problem has now been fixed, the effects of a third-party computer network security company releasing a faulty update on Friday are still being felt around the world. Austin-based CrowdStrike has been taking responsibility for all those Windows computers stuck trying to turn back on. Marketplace's Nova Safo is here with an update.