The company, Radixx, said it noticed “unusual activity” around its reservations program on Tuesday. It did not describe the malware or say how it got into the program. A spokeswoman for Radixx’s parent, Southlake, Texas-based Sabre Corp., said Friday that the company was beginning to restore service to airline customers. Kristin Hays said the company…

Key causes of network outages and vulnerabilities

A new global study, conducted by Dimensional Research, surveyed 315 network professionals about their experiences with network outages, vulnerabilities and compliance. Among the report’s findings, there is almost universal agreement that human factors lead to network outages, and in many cases these outages are quite frequent.