For those who are not aware Apple has an upcoming change regarding App Transport Security (ATS)
The date it should be in effect was originally January 2017… but was pushed back for migration purposes, and the new date is yet a mystery.
It will have impact! Be proactive and check your XenMobile / NetScaler environments:
– NetScaler 11.1 will be the preferred build for TLS1.2 and the ECDHE cipher suites
– XenMobile 10.4 RP4 and XenMobile 10.5 have the TLS1.2 and ECDHE cipher suites (plus ATS hotfix)
Once ATS is enforced, Apple will require at least one cipher suite enabled from a specific list of cipher suites. Apple supported ATS cipher suites are:
If SSL-Offloading is used in combination with XenMobile, remember that 11.1 is the preferred build.