Last week on 18 July Apple’s servers have been attacked by hackers and Apple was forced to shut down their servers as a precaution after a security breach. Services such as Certificates, Identifiers & Profiles, Software Downloads, Safari Dev Center, iOS Dev Center, and Mac Dev Center are now back online and can be used by Developers again. Apple is still working on other services such as the Member Center, App Store Resource Center and Apple Developer Forums. You can check Apple Status Page here to find out what services are up and running and which ones are still down. » Developer Center Coming Back Online

Apple is working hard to get the developer site back online, which has been down for more than a week  now due to a security breach, the company appears to be experiencing another problem with its systems today. A number of users on Twitter and forums have reported they are unable to activate their new iPhones. » Apple’s iPhone Activation Servers Experiencing Extended Outage