On Apr 7, 2022, at 10:40:36, Gary Weinhold wrote: > > If you research general discussion about how Spectre worked, it appears > it was dependent on data being brought into cache or not from the path > not taken. Timing how long it took to access the data indirectly a > second time could reveal something about the data value. > > On 2022-04-07 12:30 p.m., Ed Jaffe wrote: >> >> >> How IBM Z defends against spectre has never been disclosed. >> Security by Obscurity.
-- gil