https://www.sangfor.com en Wed, 28 Oct 2026 14:00:53 +0800 Mon, 25 Mar 2019 08:00:00 +0800 https://www.sangfor.com/blog/cybersecurity/it-lights-out-attacking-application-layer According to BusinessofApps.com, 197 billion mobile apps were downloaded in 2017 with that number projected to jump to 352.9 billion in 2021. Tech Crunch reports that smartphone ow... 8c8a35d6-9e56-43aa-8248-853b4d875475 Mon, 25 Mar 2019 08:00:00 +0800 Sangfor Sangfor Technologies