/newsroom/taxonomy/term/11209/all en /newsroom/channels/news/expert-facebook-instagram-and-whatsapp-back-online-after-global-outage-333966 <p>Facebook and Facebook-owned apps Instagram and WhatsApp were up and running again late Monday after being hit by an outage that affected users around the world. The social media giant said the disruption to network traffic "had a cascading effect on the way our data centres communicate, bringing our services to a halt." It said there is no evidence that user data was comprised. It was the largest such outage ever tracked by the web monitoring group Downdetector, which collates complaints about web outages.</p> Wed, 06 Oct 2021 16:04:59 +0000 frederique.mazerolle@mcgill.ca 278398 at /newsroom /newsroom/channels/news/expert-whatsapp-security-flaw-297128 <p>"WhatsApp has revealed a vulnerability in its system that could have allowed hackers access to its users' phones, with a London-based human rights lawyer possibly among the targets.<br /> The encrypted messaging service, owned by Facebook (FB), said Monday that it had discovered and fixed the vulnerability the attackers had sought to exploit. The hackers could implant malicious code on a victim's phone by placing a voice call to the victim on WhatsApp." (<a href="https://www.cnn.com/2019/05/14/tech/whatsapp-attack/index.html">CNN</a>)</p> Tue, 14 May 2019 14:26:35 +0000 vincent.allaire@mcgill.ca 162679 at /newsroom