IBM's Q3 gets boost from z System mainframe; As-a-service annual run rate hits $9.4 billion | ZDNet

Not enough to prevent IBM's 22nd consecutive quarter of declining revenue, however

"But perhaps the biggest takeaway is that IBM's stronger-than-expected revenue got a boost from an old standby--the mainframe. IBM's latest z System is designed to bolster security and encrypt data in transit. That message is finding a market given the spate of data breaches. Customers were obviously interested as z System revenue was up 64 percent from a year ago.

CEO Ginny Rometty said z System adoption was "enthusiastic." At the heart of IBM Z is an encryption engine that will encrypt data associated with any application, cloud service or database."

IBM's Q3 gets boost from z System mainframe; As-a-service annual run rate hits $9.4 billion | ZDNet