This Python Sample Code demonstrates exchange to exchange methods. The test application uses a cloud connection to test encrypted keys, request a certificate with zone update, and update a certificate.
Google recently announced a beta version of its new App Engine firewall. In addition to the security features inherent within App Engine, the App Engine firewall allows developers to block and permit users based on IP address and geography. Developers simply create rules and prioritize the rules.
Researchers found a flaw in Chromium-based browsers that left devices open to attack. A bug in WebView made it possible for hackers to install malware and/or instant apps that could then hook into the owner's browsing and log-in data. The problem impacts all versions of Android since 4.4 KitKat.