I presume you do this encryption in flight as well as encryption at rest using the native DS8K encryption facilities? So the data could be doubly encrypted?
On Fri, Jun 17, 2022 at 9:22 PM Timothy Sipples <[email protected]> wrote: > Laurence Chiu wrote: > >If all data is encrypted before I/O are there any performance impacts on > >say Z14's with lesser capable hardware encryption? > > The IBM z14 models were the first to incorporate the "step change" higher > performance CPACF expressly designed for this mission (bulk data > encryption/decryption). > > z/OS Data Set Encryption is technically compatible with models prior to > z14 (all the way back to z196/z114), but on prior models the performance is > less impressive. Thus on those models I suggest using z/OS Data Set > Encryption only with your most sensitive data sets if you're concerned > about performance impacts. > > — — — — — > Timothy Sipples > Senior Architect > Digital Assets, Industry Solutions, and Cybersecurity > IBM zSystems/LinuxONE, Asia-Pacific > [email protected] > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
