Virtel addresses mainframe security through a variety of service interfaces provided by z/OS. This article summarises those interfaces and discusses some of the features that Virtel can provide in the context of securitywithin the mainframe.
Oracle’s deprecation of the Java plug-in, among other things known for being a huge security vulnerability for browsers, seems to prefigure the end of 3270 terminal emulation as a way to access host applications. What are the alternatives?
Is there really a shortage in mainframe skills?
It is hard to believe that there is a shortage of skills in a field which, according to IDC, represents 13% of the economy and is responsible for 65% of critical major applications for industrial and financial organizations. This statistic shows the economic importance of a system that is far from finished, and instead is evolving to adapt to new technologies.
Perversely, if the mainframe business is doing well thanks to the resilience of legacy applications at the heart of modern information systems, the same does not apply to mainframe skills. The aging mainframe-skilled population and the lack of COBOL and mainframe training in engineering schools created a gap that is not being filled.
Many companies still have their critical applications running on z Systems 24/7. Among these, the applications dedicated to manage CICS transactions engage tremendous amounts of money… Abandoning the mainframe platform is then not an option, having proved highly robust, reliable and able to support heavy workloads for quite a long time now. Continue reading
In order to answer new business needs, many companies hosting legacy applications on a mainframe are considering a migration to open environments. Others choose to maintain the data on the mainframe and to modernize the applications developed around it, rewriting the latter as web applications.